EcoBreeze ACECFR40200SE3 - Solution de refroidissement SCHNEIDER - Free user manual and instructions

Product Type	Cooling Solution (EcoBreeze)
Model	ACECFR40200SE3 (40 ft ISO Frame with 3 Modules)
Dimensions	Length: 12 m (40 ft); Width: 2.44 m (8 ft); Height: 2.59 m (8.5 ft) (ISO container standard)
Weight (Dry, Fully Populated)	14,290 kg (31,440 lb)
Weight (Wet, Fully Populated)	14,630 kg (32,187 lb)
Power Supply	480 V, 3-phase, 60 Hz (3-wire + ground)
Cooling Method	Indirect evaporative cooling with direct expansion (DX) refrigeration
Remote Display	LCD touch screen interface with keypad; allows remote control and monitoring
Communication	Modbus (RJ-45 or 3-wire) for Building Management System (BMS) integration
Water Supply Requirements	Clean potable water; pressure 207–448 kPa (30–65 psig); 3/4" NPT connection
Drain Requirements	2" NPT drain; 50 mm (2 in.) air gap; minimum pitch 25 mm/m (1 in./10 ft)
Installation Clearance	Minimum 1219 mm (48 in.) on all sides for service and airflow
Lifting Method	Crane from top four ISO corners; sling angle >45°; capacity ≥12,247 kg (27,000 lb) for 20 ft, ≥18,144 kg (40,000 lb) for 40 ft
Foundation	Permanent supports with vibration damper pads and corner clamp connectors
Operating Environment	Ambient temperature 0–55°C (32–131°F); relative humidity 5–95% non-condensing
Safety	Disconnect power before servicing; lockout/tagout; use licensed electricians; keep hands away from moving parts; heavy equipment handling requires multiple personnel
Maintenance	Regular filter cleaning, water treatment, coil inspection; service platform required; access doors with key locks
Spare Parts	Module replacement (ACEC101SE/200SE/201SE); remote interface panel (ACECCP100SE); frame install kit (ACECINS100SE); screw-jack assembly (ACECSJ100SE); pipe adapter kit
Manual	Includes technical manuals (5 copies); available in PDF at notice-facile.com
Warranty	Standard Schneider Electric warranty; customer support via www.apc.com/support/contact

Frequently Asked Questions - EcoBreeze ACECFR40200SE3 SCHNEIDER

What are the power requirements for the EcoBreeze ACECFR40200SE3?

The unit requires 480 V, 3-phase, 60 Hz electrical service with a ground connection. All electrical work must be performed by licensed electricians following local codes.

How much weight does the unit have?

For a fully populated 40 ft frame (8 modules), dry weight is 14,290 kg (31,440 lb) and wet weight is 14,630 kg (32,187 lb). The specific model with 3 modules is lighter.

What are the water supply requirements?

Provide clean potable water at 207–448 kPa (30–65 psig) via 3/4" NPT connections. Use a booster pump if pressure is below 207 kPa, and a pressure regulator if above 448 kPa. Backflow prevention and water hammer arrestor are recommended.

What clearance is needed around the EcoBreeze?

Maintain a minimum of 1219 mm (48 in.) clearance on all sides for service access and to prevent short cycling of outdoor air. Between frames, allow 2438 mm (96 in.).

How should the unit be lifted and installed?

Lift only from the top four ISO corner blocks using a crane with sufficient capacity (≥18,144 kg for 40 ft frame). Horizontal sling angles should exceed 45°. Place directly onto permanent supports with vibration damper pads and secure with clamp connectors.

How do I connect the remote display interface?

Install the remote display enclosure in a location with ambient temperature 0–55°C (32–131°F). Connect a 24-gauge, 3-core shielded wire (max 300 m) from the expansion bus on the DDC panel (terminals 124, 125, 126) to the display. Separate power cables by at least 150 mm.

Can the unit be connected to a building management system?

Yes, via Modbus communication. Use either an RJ-45 connection (pins 4 D(A), 5 D(B), 8 ground) or a 3-wire terminal block on the Modbus hub.

What maintenance is required?

Regular tasks include cleaning air filters, inspecting spray nozzles, checking water treatment, and monitoring conductivity. A service platform is needed for access. All maintenance must be performed by Schneider Electric authorized personnel.

What should I do if the unit arrives damaged?

Note the damage on the receiving copy of the bill of lading and report it immediately to the delivering carrier. Do not operate damaged equipment. Keep all packaging for inspection and contact Schneider Electric.

How should the unit be stored before installation?

If temporary storage is necessary, place the frame on a flat, level surface and leave the protective plastic wrap in place. Do not remove tension rods until the frame is secured on its permanent supports.

USER MANUAL EcoBreeze ACECFR40200SE3 SCHNEIDER

ACECFR20101SE, ACECFR20200SE, ACECFR20201SE, ACECFR40101SE, ACECFR40200SE, ACECFR40201SE

990-3976D-001

Publication Date: June 2014

Isometric line drawing of an industrial facility with cylindrical tanks and a platform (no text or symbols)

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The information presented in this manual is not warranted by the Schneider Electric IT Corporation to be authoritative, error free, or complete. This publication is not meant to be a substitute for a detailed operational and site specific development plan. Therefore, Schneider Electric IT Corporation assumes no liability for damages, violations of codes, improper installation, system failures, or any other problems that could arise based on the use of this Publication.

The information contained in this Publication is provided as is and has been prepared solely for the purpose of evaluating data center design and construction. This Publication has been compiled in good faith by Schneider Electric IT Corporation. However, no representation is made or warranty given, either express or implied, as to the completeness or accuracy of the information this Publication contains.

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General Information.... 1

Safety 1

Inspecting the Equipment. 2

Storing the equipment before installation 2

Model Identification .... 3

Model identification label location 3

Frames 3

Modules 3

Other components 3

Access Door and Panel Operation 4

Component Identification.... 5

EcoBreeze Frame and Modules 6

Module — front....7

Remote display interface 7

Site Preparation 8

Incoming power supply requirements 8

Ductwork 8

Water supply 8

Foundation 8

Environment 9

Piping/plumbing diagram 9

10

Refrigeration 10

Service access 11

Weights and Dimensions ....12

Frame 12

Installation 13

Lifting and Rigging.... 13

Mechanical Connections .....14

Position the EcoBreeze 14

Unwrap the equipment 15

Remove the tension rods 16

Lower Module drop-down box 17

Water supply connection 18

Drain 19

Electrical Connections .....21

Power supply to EcoBreeze Frame 22

Remote display interface 23

Building Management System 25

Safety

Read and adhere to the following important safety considerations when working with this cooling unit.

DANGER

HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH

Turn off all power supplying this equipment before working on the equipment. All electrical work must be performed by licensed electricians. Practice Lockout/Tagout procedures. Do not wear jewelry when working with electrical equipment.

Failure to follow these instructions will result in death or serious injury.

WARNING

HAZARD FROM MOVING PARTS

Keep hands, clothing, and jewelry away from moving parts. Check the equipment for foreign objects before closing the doors and starting the equipment.

Failure to follow these instructions can result in death, serious injury, or equipment damage.

WARNING

DAMAGE TO EQUIPMENT OR PERSONNEL

The equipment is heavy and can easily be tipped. For safety purposes, adequate personnel must be present when moving this equipment.

Failure to follow these instructions can result in death, injury, or equipment damage.

CAUTION

HAZARD TO EQUIPMENT OR PERSONNEL

All work must be performed by Schneider Electric authorized personnel.

Failure to follow these instructions can result in injury or equipment damage.

Inspecting the Equipment

Inspect for missing components. All shipped loose components are identified by part number and description on the bill of lading. Ensure each item is present before accepting delivery of the unit.

Filing a claim. If damage has occurred, or if shipped loose parts are missing, report it immediately to the delivering carrier and note the problem on the receiving copy of the bill of lading. Failure to do so will result in replacement parts and repairs being billed to the customer.

In case of shipping damage, do not operate the equipment. Keep all packaging for inspection by the shipping company and contact Schneider Electric.

Storing the equipment before installation

WARNING

DAMAGE TO EQUIPMENT OR PERSONNEL

• Do not remove tension rods until the EcoBreeze™ Frame is placed and secured on its supports.
• Move the EcoBreeze Frame directly from the truck to its permanent foundation or supports. If it must be stored temporarily, it must be placed on a flat and level surface to avoid damage.
• Leave the protective plastic wrap in place until you are prepared to install the equipment.

Failure to follow these instructions can result in death, serious injury, or equipment damage.

Heavy: Ensure the lifting equipment has sufficient capacity for the load.

The recommended tools for moving the equipment include the following:

Crane

(Frame,

ductwork)

Model Identification

Model identification label location

Technical line drawing of a door frame with a key inserted, showing internal structure and a black arrow pointing to a component (no text or symbols present)

Frames

SKU Description

ACECFR20101SEn* 6 m (20 ft) ISO Frame 400/3/50

ACECFR20200SEn* 6 m (20 ft) ISO Frame 480/3/60

ACECFR20201SEn* 6 m (20 ft) ISO Frame 600/3/60

ACECFR40101SEn* 12 m (40 ft) ISO Frame 400/3/50

ACECFR40200SEn* 12 m (40 ft) ISO Frame 480/3/60

ACECFR40201SEn* 12 m (40 ft) ISO Frame 600/3/60

*Where n is the number of Modules populating the Frame upon order.

Modules

SKU Description

ACEC101SE EcoBreeze Module 400/3/50

ACEC200SE EcoBreeze Module 480/3/60

ACEC201SE EcoBreeze Module 600/3/60

Other components

SKU Description

ACECINS100SE Frame install kit

ACECCP100SE EcoBreeze remote interface panel

ACECSJ100SE EcoBreeze screw-jack assembly

Access Door and Panel Operation

Module access doors and panels have latches with a locking mechanism. Secondary door latches are provided on doors on compartments that have positive air pressure to prevent the doors from opening quickly if a door is opened while the unit is in operation.

⚠ WARNING

HAZARD OF ELECTRIC SHOCK

To avoid possible personal injury or death, re-engage the access door locking mechanism after access to a compartment for inspection or service requirements.

Failure to follow these instructions can result in death or serious injury.

Technical line drawing of an internal enclosure with a close-up inset showing a dial and handle (no text or symbols)

Frame access panels and the main power enclosure have locking latches that open with a key.

Component Identification

Item Description

Quantity Quantity

20 ft 40 ft

① EcoBreeze Frame and Module assembly* 1 1
2 Remote display interface 1 1
3 Frame electrical panel latch tool 4 4
4 Module access door latch tool 4 8
⑤ Water treatment module signal generator key 1 1
6 Technical manuals 5 5
7 Pipe adapter kit (50 Hz only) 1 1 3/4 NPT x 3/4 - 14 BSPT (4) 2-in. NPT x 2 - 11 BSPT (1)

* Version shown is the 12 m (40 ft) model.

EcoBreeze Frame and Modules

Item Description

1 ISO corner fittings
② Return air inlets
③ Module anchor brackets
4 Module
⑤ Tension rods and mounts
6 Screw-jack mounting points
⑦ Water drain outlet
⑧ Water supply inlets
9 Frame main power enclosure
10 Frame power distribution panel
⑪ Direct digital controller (DDC) panel

Module — front

Item Description

1 Condenser coil
② Sprayer head and mist eliminator access door
③ Water coupling and water strainer access door
④ Air filter and DX evaporator coil access door
⑤ Module supply air duct access door
6 Outdoor air intake
⑦ Compressor and wiring connections access door
8 Indoor air fans access door

Remote display interface

Item Description

① NEMA case
② Display
③ LCD touch screen
④ Escape key
5 Left arrow key
6 Up arrow key
⑦ Down arrow key
8 Right arrow key
9 Enter key

Incoming power supply requirements

NOTE: This equipment requires three-phase electrical service. Electrical service must conform to national and local electrical codes. The equipment must be grounded.

NOTE: To facilitate routing of main power supply wiring, run parallel wires for the main power connections.

Ductwork

Provide supply and return ducting at the site to connect to the supply and return ductwork on the EcoBreeze System.

See the ductwork drawings in submittal package for recommendations for ducting sizes and supply and return duct configurations.

Water supply

Supply water requirements. The water supply must be clean, potable water. The inlet water pressure provided to the unit must be between 207 and 448 kPa (30 and 65 psig). If the water pressure available is less than 207 kPa (30 psig), a booster pump (not supplied) may be needed to operate the equipment properly. If the water pressure available is higher than 448 kPa (65 psig), use an external pressure regulator (not supplied).

NOTE: Installation of back flow prevention and a water hammer arrestor is recommended.

NOTE: For 50 Hz models, use the pipe adapters to make the connections. See “Water supply connection” on page 18.

NOTICE

DAMAGE TO EQUIPMENTExternal water piping must have adequate freeze protection and must be correctly applied based on local climatic conditions and best practices. Any exposed piping must be electrically heat-traced and insulated (supplied by others).Failure to follow these instructions can result in equipment damage.

Foundation

Provide a foundation for the EcoBreeze System as recommended in the submittal package. Corner supports must have clamp connectors installed to secure the EcoBreeze Frame. See "Position the EcoBreeze" on page 14. Intermediate supports must have vibration damper pads installed on the top surface before the frame is placed on the permanent supports.

See EcoBreeze Frame Install Kit installation instructions for additional information.

Environment

NOTE: Locating the EcoBreeze system near areas of increased airborne debris may result in more frequent service intervals.

Piping/plumbing diagram

graph TD
    A["24"] --> B["25"]
    B --> C["1"]
    C --> D["2"]
    D --> E["3"]
    E --> F["4"]
    F --> G["5"]
    G --> H["6"]
    H --> I["7"]
    I --> J["8"]
    J --> K["9"]
    K --> L["10"]
    L --> M["11"]
    M --> N["12"]
    N --> O["13"]
    O --> P["14"]
    P --> Q["15"]
    Q --> R["16"]
    R --> S["17"]
    S --> T["18"]
    T --> U["19"]
    U --> V["FIELD CONNECTIONS"]
    W["WATER RETURN GUTTER"] --> X["X"]
    X --> Y["X"]
    Z["OPTIONAL SAND FILTER CONNECTIONS"] --> AA["13"]
    AB["OPTIONAL SAND FILTER CONNECTIONS"] --> AC["14"]
    AD["OPTIONAL SAND FILTER CONNECTIONS"] --> AE["15"]
    AF["OPTIONAL SAND FILTER CONNECTIONS"] --> AG["16"]
    AH["OPTIONAL SAND FILTER CONNECTIONS"] --> AI["17"]
    AJ["OPTIONAL SAND FILTER CONNECTIONS"] --> AK["18"]
    AL["OPTIONAL SAND FILTER CONNECTIONS"] --> AM["19"]

Item Description Item Description

① Clear T-strainer
② Two-way motorized valve*
3 Quick connect coupling
4 Water treatment module
5 Automatic vent
6 Pressure relief valve
⑦ Conductivity sensors
8 Water level sensors
9 Pump suction vent valve
10 Water sample service valve
⑪ Pump suction isolation valve
12 Redundant water pumps
13 Drain line cap

14 Check valves
15 Pump line drain solenoid valve
16 Basin overflow
⑰ Supply water piping drain solenoid valve**
18 Basin drain valve
19 Water supply A & B pressure switches***
20 Supply water A & B solenoid valves**
21 Blow down valve
22 Basin water supply pipe
23 Piping to other modules
24 Spray nozzles
25 Module water pressure switch

graph TD
    A["Primary Water Supply"] --> B["1"]
    B --> C["2"]
    C --> D["3"]
    D --> E["4"]
    E --> F["5"]
    F --> G["6"]
    G --> H["7"]
    H --> I["8"]
    I --> J["Secondary Water Supply"]
    style A fill:#f9f,stroke:#333
    style J fill:#bbf,stroke:#333

Item Description

① Shut-off
② Water pressure reducing valve (if necessary)
3 Backflow preventer
4 Water hammer arrestor
5 Alternate water supply (if available)
6 Inline strainer
⑦ Water pressure booster pump (if necessary)
8 EcoBreeze Frame

Note: All plumbing components shown are field installed.

Refrigeration

Each EcoBreeze Module contains its own closed refrigeration circuit. No field connections are required.

Service access

Install a service platform (not supplied) to facilitate maintenance activities. Regular maintenance activities require a of minimum 1219 mm (48 in.) clearance on all sides to remove, maneuver, and install Modules and components.

NOTE: Consider local soil conditions, codes, and loading when determining appropriate support footings.

To prevent short cycling of outdoor air, each EcoBreeze Frame must have a minimum of 1219 mm (48 in.) clearance on each side, totaling 2438 mm (96 in.) between Frames, and 1219 mm (48 in.) at the end of the Frame.

* Dimensions are shown in millimeters with inches in parentheses.

Frame

* Dimensions are shown in millimeters, with inches in parentheses.

Where n is the number of Modules populating the Frame upon order.

Frame (fully populated with Modules) Weight (dry)

ACECFR20101SE4, ACECFR20200SE4, ACECFR20201SE4 7 863 kg (17,300 lb) ACECFR40101SE8, ACECFR40200SE8, ACECFR40201SE8 14 290 kg (31,440 lb)

Frame (with Modules and water) Weight (wet)

ACECFR20101SE4, ACECFR20200SE4, ACECFR20201SE4 8 203 kg (18,047 lb) ACECFR40101SE8, ACECFR40200SE8, ACECFR40201SE8 14 630 kg (32,187 lb)

Frame (no Modules) Weight

ACECFR20101SE0, ACECFR20200SE0, ACECFR20201SE0 2 863 kg (6,300 lb) ACECFR40101SE0, ACECFR40200SE0, ACECFR40201SE0 4 290 kg (9,440 lb)

Module

Weight

ACEC101SE, ACEC200SE, ACEC201SE 1 250 kg (2,750 lb)

Lifting and Rigging

WARNING

DAMAGE TO EQUIPMENT OR PERSONNEL

• Do not remove tension rods until the EcoBreeze Frame is placed and secured on its supports.
• Before lifting the EcoBreeze Frame, ensure the lifting equipment is adequately sized for the load.
• Lift and rig the EcoBreeze Frame from the top four ISO corners only.
• Move the EcoBreeze Frame directly from the truck to its permanent foundation. If the Frame must be placed elsewhere temporarily, it must be placed on a flat and level surface in order to avoid damage.
• Check for overhead obstructions such as power cables.
• Maintain a minimum safe distance while equipment is hoisted.
  • Control access of personnel at lift site.

Failure to follow these instructions can result in death, serious injury, or equipment damage.

EcoBreeze Frame. The EcoBreeze Frame is not equipped with forklift pockets. Lift and rig only from the four upper ISO corner blocks on each EcoBreeze Frame using a crane.

Recommended horizontal sling angles are greater than 45 degrees. Lifting equipment must be rated for at least 18 144 kg (40,000 lb) for lifting a 12.2 m (40 ft) Frame, and at least 12 247 kg (27,000 lb) for a 6 m (20 ft) Frame.

Mechanical Connections

Install the EcoBreeze Frame per the EcoBreeze Frame Install Kit instructions.

Position the EcoBreeze

NOTE: The power and plumbing connections for the EcoBreeze Frame are located on the end where the unpacking sheet is placed on the protective wrap. Typically this is the end that will face the building.

1. Ensure that clamp connectors and vibration damper pads are installed per the EcoBreeze Frame Install Kit instructions.
2. Use a crane with sufficient lifting capacity to place the EcoBreeze onto the permanent supports. Typically the end of the frame with plumbing and power connections is placed nearest to the building.
3. Using a 15/16-in. open-end wrench to turn the drive stud, lock down the clamp connectors located at each of the four corners. Maximum torque on the drive stud is 68 N-m (50 ft/lb).

Unwrap the equipment

NOTICE

DAMAGE TO EQUIPMENT

• Do not remove the plastic wrap until the EcoBreeze Frame is placed on its permanent supports and you are prepared to install the return air ductwork. If the plastic is removed, ensure that the return air plenums on top of the Frame are protected.
• When removing protective plastic wrap, be careful to cut only the plastic and not damage the exterior of the equipment.
• The plastic wrap protects the return air plenum openings on top of the Frame until the return air ductwork is installed.

Failure to follow these instructions can result in equipment damage.

Remove the tension rods

Technical line drawing of a multi-story container with structural supports and mounting brackets, showing internal compartments and mounting details (no text or symbols)

WARNING

DAMAGE TO EQUIPMENT OR PERSONNEL

• Loosen the nuts on the ends of the tension rods to relieve tension before removing tension rod brackets.
• Do not remove the tension rods until EcoBreeze Frame is placed and secured on its supports.
• Move the EcoBreeze Frame directly from the truck to its permanent foundation or supports. If it must be stored temporarily, it must be placed on a flat and level surface to avoid damage.

Failure to follow these instructions can result in death, serious injury, or equipment damage.

Tension rods are installed diagonally across each Module bay to provide support during shipping.

1. Release tension on the rods by loosening the nuts on the ends of the tension rods.
2. Using an M12 wrench, remove the eight bolts securing the tension rod brackets.
3. Remove the tension rods and brackets.

Lower Module drop-down box

1. Open the lower-right door on each Module.

2. For shipping, the drop-down box is secured upside down inside the Module. Remove the screws securing the drop-down box (a).
   NOTE: The screws will be re-used to install the drop-down box.

3. Turn the drop-down box over (b) so it faces right-side up (c).

Technical line drawing of a multi-tiered industrial equipment unit with cylindrical tanks and internal compartments (no text or symbols)

Technical line drawing of a rectangular container with internal structure and upward arrow indicator (no text or symbols)

Diagram of a rectangular container with a curved arrow indicating rotation or movement (no text or symbols)

Line drawing of a rectangular basin or container with flanged ends and a central opening (no text or symbols)

1. Drop the drop-down box through the opening in the bottom of the Module and attach it to the Module with the supplied screws (a).

2. Line up the drop-down box with the supply air transition and attach it to the supply air transition (b).

NOTE: The drop-down box is flexible enough to adjust for slight misalignments.

NOTE: Hardware to attach the drop-down box to the supply air transition is field supplied.

1. Locate the insulation strips packed in the ship-loose kit.
2. Remove the backing from the insulation and apply the insulation around the air transition ducts.
3. Open the damper on the supply air transition.

Water supply connection

NOTE: There are two water supply inlets on the EcoBreeze Frame. Use separate sources if possible to provide a redundant water supply.

NOTICE

DAMAGE TO EQUIPMENT

Install adequate freeze protection (not supplied) on all external water piping.

Freeze protection (which may consist of any combination of insulation and electric heat-tracing) must be correctly applied based on local climatic conditions and best practices.

Failure to follow these instructions can result in equipment damage.

Sand filtration connections are provided if further filtration of the water supply is required. Sand filtration systems can be acquired from a third-party vendor.

Connect the water supply to the two 3/4-inch water supply fittings on the EcoBreeze Frame. If necessary, make the connections using the appropriate fittings from the pipe adapter kit. See "Component Identification" on page 5.

WATER DRAIN (60 Hz) 2-in. NPT FEMALE FITTING (50 Hz) 2 - 11 BPST PIPE ADAPTER
(60 HZ) 3/4-in. NPT FEMALE FITTING

* Dimensions are shown in millimeters with inches in parentheses.

Drain

Connect the external 2-in. drain line on the EcoBreeze Frame to an open drain used for collection of wastewater. If necessary, make the connection using the appropriate fitting from the pipe adapter kit. See "Component Identification" on page 5.

NOTE: Separate the drain line from the EcoBreeze Frame and the external drain line by a 50 mm (2 in.) air gap in order to prevent back up of contaminated water into the cooling system.

NOTE: Pitch the external drain piping at a minimum of 25 mm (1 in.) per 3048 mm (10 ft) towards the wastewater drain.

Electrical Connections

The electrical connections required are the following:

• Power to Frame
  • Control (remote display interface)
• Communication - Building Management System (BMS) - optional

Make all electrical connections in accordance with applicable industry guidelines as well as national and local codes.

Make all low-voltage connections, including data and control connections, with properly insulated wires. The low-voltage wires and connections must have at least 300V insulation.

⚠️ ⚠️ DANGER

HAZARD OF ELECTRIC SHOCK

Use a voltmeter to ensure that power is turned off before making any electrical connections.

Failure to follow these instructions will result in death or serious injury.

NOTE: Three-phase electrical service is required. Electrical service must conform to national and local electrical codes.

DANGER

HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH

Turn off all power supplying this equipment before working on the equipment. All electrical work must be performed by licensed electricians. Practice Lockout/Tagout procedures. Do not wear jewelry when working with electrical equipment.

Failure to follow these instructions will result in death or serious injury.

WARNING

HAZARD TO EQUIPMENT AND PERSONNEL

Only Schneider Electric authorized personnel may energize the equipment.

Failure to follow these instructions can result in death, serious injury, or equipment damage.

1. Use a punch tool to create an access hole as needed for power supply wires entering the main power enclosure.
2. Attach the conduit connector to the access hole on the main power enclosure.

NOTE: A service loop is factory-installed in the main power enclosure.

1. If permitted by local and national codes, route the cable to the disconnect switch as shown. If local and national codes do not permit service loops, make all connections per code.
2. Connect the power wiring to the disconnect switch. Connect the phases as marked next to the disconnect switch.
3. Connect the ground wire to the grounding lug beside the disconnect switch.

Remote display interface

NOTICE

DAMAGE TO EQUIPMENT

Damage to LCD display will result from exposure to temperatures below 0^ C ( 32^ F). Outdoor installations will require a third-party heat source as needed to ensure the LCD display is not subjected to temperatures below 0^ C ( 32^ F).

Failure to follow these instructions can result in equipment damage.

See EcoBreeze remote display installation instructions for additional information.

The remote display interface enclosure contains the LCD display that is used to control the EcoBreeze from a remote location. The EcoBreeze connects to the remote display interface over an expansion bus.

NOTE: Separate incoming power cables from low voltage wiring by 150 mm (6 in.).

NOTE: Communication wiring from the EcoBreeze to the remote display interface enclosure must be a minimum of 24-gauge, 3-core wire with shield with a maximum length of 300 m (984 ft).

1. Install the remote display interface enclosure in the desired location.

IMPORTANT: For outdoor applications, use weather-proof conduit connectors.

OPERATING CONDITIONS: Ambient temperature 0 - 55°C (32 - 131°F). Relative humidity 5% - 95% non-condensing.

NOTE: Connect shield wire to GND.

1. Connect the bus wiring to the contacts labeled 124, 125, and 126 on the expansion bus terminal block, located behind the direct digital controller (DDC) access door on the Frame.

1. Wire the expansion bus to the 124, 125, and 126 contacts on the terminal block in the remote display interface enclosure.

Building Management System

The Modbus interface allows the EcoBreeze System to communicate with a building management system (BMS).

The Modbus connection is available in two locations on the Modbus hub:

• RJ-45 In port
  • 3-wire on terminal block

For an RJ-45 connection, wire as follows:

Pin 4 D(A) Pin 5 D(B) Pin 8 Ground

For a direct 3-wire connection, connect to the corresponding contacts on the green terminal block on the side of the Modbus hub. No connection is necessary to the 0V contact.

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