ERK4425AV - Electrical cabinet Middle Atlantic - Free user manual and instructions

Product Type	Electrical Enclosure
Brand	Middle Atlantic
Model	ERK4425AV
Rack Height	44U (approx 200 cm)
Depth	25 inches (63.5 cm)
Width (standard)	19 inches (48.3 cm) for equipment, 23.6 inches (60 cm) external
Empty Weight	Approximately 45 kg
Maximum Load Capacity	Approximately 225 kg (depending on configuration)
Material	Robust steel with black finish
Door	Front and rear doors with lock
Cooling	Optional fans (not included)
Cable Management	Integrated cable pass-throughs and cable pathways
Power	Not integrated; compatible with optional PDU
Grounding	Grounding terminal block included
Casters	4 swivel casters with brakes (optional)
Adjustable Levelers	4 leveling feet included
Installation	Standard 19-inch rack mounting
Maintenance	Clean with a dry cloth; check fastenings regularly
Safety	Follow weight distribution guidelines (1/2 weight at bottom, 1/4 middle, 1/4 top)
Spare Parts	Doors, side panels, shelves, fans, casters
Repairability	Most components are replaceable; contact technical support
Manual Available	Free download in PDF format

Frequently Asked Questions - ERK4425AV Middle Atlantic

How to install the ERK4425AV enclosure?

Installation must be performed by qualified personnel. Ensure the floor can support the total weight (enclosure + equipment). Place the enclosure on a flat surface, then adjust the leveling feet. For more details, refer to the complete manual.

What is the maximum weight capacity of this enclosure?

The maximum capacity is approximately 225 kg (500 lbs), but it depends on equipment distribution. Distribute the weight correctly: place at least half the total weight in the lower third of the enclosure.

How to ensure proper grounding?

Use the provided grounding terminal block. Follow local regulations (Article 250 of the National Electrical Code) and verify that all metal parts are properly connected to the protective ground.

Can I move the enclosure once loaded?

It is not recommended to move a loaded enclosure over long distances. If necessary, push only from the front or back on a smooth surface over a short distance. Do not use casters for extended travel.

What types of equipment can I mount in this enclosure?

Any standard 19-inch rack-mount equipment (servers, switches, routers, etc.). Maximum depth is 25 inches (63.5 cm). Use appropriate shelves or rails.

How to clean and maintain the enclosure?

Use a soft, dry cloth to dust the exterior and interior. Regularly check fastenings and locks. Do not use harsh chemicals.

What accessories are available for this model?

You can add fans, PDUs (Power Distribution Units), shelves, drawers, cable pathways, and casters. Check the Middle Atlantic website for compatible references.

Is the door lockable?

Yes, the front and rear doors have locks. Keys are provided with the enclosure.

How to install fans in the enclosure?

Fan locations (optional) are provided at the top or bottom of the enclosure. Plug them into a power outlet or PDU. Follow the mounting instructions provided with the fans.

Where can I download the full manual?

The manual is available for free in PDF format on notice-facile.com. You can also use the 'AI Question' feature for assistance.

USER MANUAL ERK4425AV Middle Atlantic

Technical line drawing of a server rack cabinet with ventilation grilles and mounting holes (no text or labels)

IMPORTANT SAFETY INSTRUCTIONS / INSTRUCTIONS IMPORTAANTES SUR LA SÉCURITÉ

SAVE ALL INSTRUCTIONS / CONSERVER CES INSTRUCTIONS

DANGER HAZARDOUS VOLTAGE/DANGER HAUTE TENSION

The lightning flash with the arrowhead symbol, within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

CAUTION/ATTENTION The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.

WARNING: Failure to read, understand and follow the following information can result in serious personal injury, damage to the equipment or voiding of the warranty.

CAUTION: To avoid an unstable condition, place heavier components at the bottom of the enclosure. When more than one component is placed in the enclosure, begin at the bottom of the enclosure and place equipment at the lowest available point, evenly distribute weight (horizontally) within the enclosure.

Component weight should be distributed as follows:

• 1/2 of the total component weight (at a minimum) placed in the bottom third of the cabinet
• 1/4 of the total component weight (at a maximum) placed in the middle third of the cabinet
• 1/4 of the total component weight (at a maximum) placed in the top third of the cabinet

CAUTION: All installation and assembly steps must be performed by qualified personnel.

CAUTION: Ensure that the floor has a structural load capacity that will support the weight of the cabinet fully loaded with equipment.

CAUTION: Some parts of the enclosure system may not be effectively bonded to the Protective Earth Terminal (PET). If these parts need to be bonded to the PET it should be done in accordance with Article 250 of the National Electrical Code.

CAUTION: Power cord(s), for fans or other accessories, need to be secured to ensure that they are routed away from pinch points and moving parts.

CAUTION: Use caution when moving the cabinets with casters installed. There is a possibility of tilting. Always move cabinet over smooth floor surfaces and a short distance only. The enclosure should only be moved by pushing on the front or rear of the cabinet. DO NOT push from the side.

CAUTION: Casters (if used) are not intended to support excessive cabinet loads for extended periods of time. Please refer to caster base instruction sheet for recommended weight capacity. Always use levelers to stabilize the cabinet after locating.

CAUTION: Do not attempt to unload or move the enclosures alone. Make sure to have sufficient amount of personnel and equipment to safely move this product.

Heights: 10 RU to 44 RU (each RU = 1.75")

Widths: 22"

Depths: 20", 25" and 28"

Load Ratings: 2,500 lbs. load rating

Added Weight (Loading): Total added weight should be distributed as follows:

• 1/2 of the total added weight (at a minimum) placed in the bottom third of the enclosure
• 1/4 of the total added weight (at a maximum) palced in the middle third of the enclosure
• 1/4 of the total added weight (at a maximum) placed in the top third of the enclosure

- Enclosure is intended for use in ambient temperatures of 32^ (0^) to 140^ (60^) .

GENERAL INFORMATION

• Front Door (Optional): Full width door can be hinged on the left or right of the rack frame. Ensure door is bonded to enclosure frame. See Grounding and Bonding on page 6 for details.
• Rear Door: Full width door can be hinged on the left or right of the rack frame. Ensure door is bonded to enclosure frame. See Grounding and Bonding on page 6 for details.

GROUNDING AND BONDING

Protective Earth Terminals (PET) are located on the bottom frame of the enclosure. These terminals are marked with the ⏻ symbol. Enclosure accessory parts contain or are provided with bonding points for connection to the frame / PET. Protective earth and bonding connections shall be in accordance with Article 250 of the National Electric Code.

When removing any bonded accessory for servicing the enclosure, make sure to disconnect the bonding terminal from the accessory. NOTE: The bonding terminal MUST be reconnected to the accessory when the part is replaced after servicing.

OPTIONAL PROTECTIVE EARTH TERMINAL KIT: #PET-K-RD

PARTS LIST

• Lower door bonding wire [12 Gauge Wire (#10 ring terminal to #10 ring terminal) 14"] (1)
• Lower door bonding wire [12 Gauge Wire (1) (#10 ring terminal to 1/4-20 ring terminal) 14"]
  • Flange Nut 10-32 (2)
• Flange Nut 1/4-20 (1)
• Locking Nut 10-32 (1)

QTY

Technical line drawing of two elongated mechanical components with flanged ends, accompanied by three separate circular features below (no text or symbols)

OPTIONAL PROTECTIVE EARTH TERMINAL KIT: #PET-K-FD

PARTS LIST

• Door bonding wire [12 Gauge Wire (#10 ring terminal to male disconnect) 6"] (1)
• Door bonding wire [12 Gauge Wire (#10 ring terminal to female disconnect) 4"] (1)
• Thread forming screw M4 x .7 (1)
• Locking Nut 10-32 (1)

QTY

Technical line drawings of two mechanical components with flanged ends, shown with three views labeled (1) and (1) (no text or symbols on the components themselves)

GROUNDING AND BONDING (Continued)

NOTE: The main protective earth conductor needs to be the first terminal placed on the PET and this terminal needs to be secured on its own with a nut.

1) Attach Lower rear door bonding wire from 1/4"-20 protective earth terminal (PET) to door bonding stud (10-32). (FIGURE A)

-OR-

Attach Upper rear door bonding wire from upper bonding stud (10-32) to door bonding stud (10-32). (FIGURE B)

FIGURE A

2) FOR OPTIONAL FRONT DOOR: Attach door bonding wire (with male or female disconnect end) to door bonding point with thread forming screw. (FIGURE C)
3) Attach remaining door bonding wire to nearest bonding stud (10-32). (FIGURE C)
4) Connect male and female ends of door bonding wire set.

FIGURE C

FIGURE B

Middle Atlantic Products

what great systems are built on™

middleatlantic.com ■ 800.266.7225

WARRANTY

Middle Atlantic Products (the "Company") warrants the ERK Series Enclosure to be free from defects in material or workmanship under normal use and conditions for the lifetime of the product.

The Company's entire liability to the purchaser, and the purchaser's (or any other party's) sole and exclusive remedy, under this warranty shall be limited, at the Company's option, to either (a) return of and refund of the price paid for, or (b) repair or replacement at the Company's factory of the products purchased, or any part or parts thereof, which the Company has determined to be defective after inspection thereof at the Company's factory.

This warranty does not cover damage due to acts of God, accident, misuse, abuse or negligence by parties other than the Company, or any modification or alteration of the products. In addition, this warranty does not cover damage due to improper handling, assembly, installation or maintenance.

THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL THE COMPANY BE LIABLE FOR ANY SPECIAL, INCIDENTAL, INDIRECT, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF THE PRODUCTS PURCHASED, EVEN IF THE COMPANY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THE COMPANY'S LIABILITY TO THE PURCHASER (OR ANY OTHER PARTY) HEREUNDER, IF ANY, SHALL IN NO EVENT EXCEED THE PURCHASE PRICE OF THE PRODUCTS PAID TO THE COMPANY.

Corporate Headquarters

Corporate Voice 973-839-1011 - Fax [phone] / International Voice [phone] - Fax [phone]

middleatlantic.com - [e-mail]

Middle Atlantic Canada

Voice 613-836-2501 - Fax [phone] / middleatlantic.ca - [e-mail]

Factory Distribution

USA: NJ - CA - IL Canada: ON - BC

At Middle Atlantic Products we are always listening. Your comments are welcome.

Middle Atlantic Products is an ISO 9001 and ISO 14001 Registered Company.