GLA-PWS50 - Power Supply Crestron - Free user manual and instructions

Product Type	50 Watt Cresnet Power Supply
Brand	Crestron
Model	GLA-PWS50
Dimensions (H x W x D)	4.00 in x 5.55 in x 2.27 in (10.16 cm x 14.09 cm x 5.76 cm)
Weight	1.2 lbs (0.54 kg)
Input Voltage	100-240 VAC, 50/60 Hz
Input Current	1.0 A
Output Voltage	24 VDC
Output Current	2.1 A
Output Power	50 Watts
Ripple/Noise	< 1%
Mounting	Over 4" square or 2-gang electrical box
Enclosure Material	Metal
Operating Temperature	32° to 104°F (0° to 40°C)
Humidity	10% to 90% RH (non-condensing)
Heat Dissipation	26 BTU/Hr
Fuse Type	5 x 20 mm, 3.15 A, Time Lag, Ceramic Cartridge
Indicators	Green LED for 24 VDC output
Wiring	Flying leads: Line (black, white, green/yellow), Output (red, black/white)
Compliance	UL Listed, CE, FCC Class B
Safety Note	Use 75°C copper wire; overcurrent protection 15-20 A

Frequently Asked Questions - GLA-PWS50 Crestron

What is the GLA-PWS50 power supply used for?

The GLA-PWS50 is a 50 Watt Cresnet power supply designed for Crestron Green Light systems. It powers IPAC and other Cresnet devices and provides backup power for Crestron Green Light cabinets.

What are the input voltage requirements?

The input voltage is 100-240 VAC at 50/60 Hz, with a maximum input current of 1.0 A.

How do I mount the GLA-PWS50?

Mount the unit over a 4-inch square or 2-gang electrical box. Use the included partition to isolate high voltage from Class 2 wiring. Secure using the box cover screws (not supplied). Do not mount with the label facing down.

What does the green LED indicate?

The green LED illuminates when 24 VDC output is present. It extinguishes if the internal fuse is blown.

How do I replace the fuse?

Disconnect power. Use a flat-head screwdriver to push in and turn the fuse holder counterclockwise to remove. Replace with a 5x20mm 3.15A time-lag ceramic cartridge fuse. Push in and turn clockwise to lock.

What are the output specifications?

Output is 24 VDC at 2.1 A (50 Watts), regulated, limited power source with less than 1% ripple/noise.

Is the GLA-PWS50 compliant with safety standards?

Yes, it is UL Listed (E324810) and compliant with CE marking. It also meets FCC Class B limits for residential use.

Can I install the GLA-PWS50 outdoors?

No, the unit is not suitable for hazardous/classified areas and should be installed indoors in a dry location within the specified temperature and humidity ranges.

What should I do if the LED does not turn on?

Check the circuit breaker, verify the fuse is not blown, and ensure all wiring connections are correct. If the problem persists, contact Crestron customer service.

What is the warranty period?

Crestron warrants the GLA-PWS50 to be free from defects for one (1) year from the date of purchase. For details, refer to the full warranty policy.

USER MANUAL GLA-PWS50 Crestron

The GLA-PWS50 is a 50 Watt Cresnet ^® Power Supply designed for use with a Crestron ^® Green Light ^™ system, or anywhere a wall-mountable Cresnet power supply is needed. The GLA-PWS50 mounts conveniently over a 4" square or 2-gang electrical box. All connections are made inside the electrical box via flying leads using twist-on wire connectors. A partition is included to isolate high voltage from Class 2 wiring within the box.

• 50 Watt Cresnet power supply
- Powers the IPAC and other Cresnet devices
- Provides backup power for Crestron Green Light cabinets
- Mounts to a 4" square or 2-gang electrical box

GLA-PWS50 Physical View

Specifications

GLA-PWS50 Specifications

SPECIFICATION	DETAILS
Output PowerOutput PowerRipple/Noise	50 Watts (2.1 Amps) @ 24 Volts DC, regulated, limited power source<1%
Power RequirementsInput	1.0 Amp @ 100-240 Volts AC, 50/60 Hz
Enclosure Metal construction, mounts to a 4-inch square or 2-gang electrical box, includes low-voltage partition
EnvironmentalTemperatureHumidityHeat Dissipation	32° to 104°F (0° to 40°C)10% to 90% RH(non-condensing)26 BTU/Hr
DimensionsHeightWidthDepth	4.00 in (10.16 cm)5.55 in (14.09 cm)2.27 in (5.76 cm)
Weight 1.2 lbs (0.54 kg)

Industry Compliance

This product is Listed to applicable UL Standards and requirements by Underwriters Laboratories Inc.

(E324810)

As of the date of manufacture, the GLA-PWS50 has been tested and found to comply with specifications for CE marking.

NOTE: This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation.

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

■ Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.

Application

The following diagram shows a GLA-PWS50 module in a typical application.

GLA-PWS50 in a Lighting Application

graph TD
    A["GENERATOR"] -->|Emergency Feed| B["EMERGENCY TRANSFER SWITCH"]
    B -->|Normal/Emergency Feed| C["GLPS Power Switching Panel"]
    C -->|Normal Feed| D["GLS-PLS-120/277 Phase Loss Sensor"]
    D -->|Overwrite| E["GLPS Power Switching Panel"]
    E -->|CRESNET| F["CREST"]
    F -->|CRESNET| G["IPAC"]
    G -->|CONTROL| H["CHAFT"]
    H --> I["LAN"]
    I --> J["PC"]
    J --> K["Crestron RoomView®"]
    style A fill:#f9f,stroke:#333
    style B fill:#ccf,stroke:#333
    style C fill:#cfc,stroke:#333
    style D fill:#fcc,stroke:#333
    style E fill:#cff,stroke:#333
    style F fill:#ffc,stroke:#333
    style G fill:#fcf,stroke:#333
    style H fill:#cff,stroke:#333
    style I fill:#ffc,stroke:#333
    style J fill:#cfc,stroke:#333
    style K fill:#fcc,stroke:#333

Physical Description

This section provides information on the connections, controls and indicators available on the GLA-PWS50.

GLA-PWS50 Overall Dimensions

GLA-PWS50

Connectors, Controls & Indicators

#	CONNECTORS, CONTROLS & INDICATORS	DESCRIPTION
1	LINE POWER (3) 6" flying leads, 18 AWG, line power inputHot (black), neutral (white), and ground (green/yellow) connections
2	OUTPUT (2) 6" flying leads, 18 AWG,Cresnet power output+24 VDC (red), G (black/white) connectionsConnects to "24" and "G"connections of the Cresnet control network, or directly to a 24 Volt DC powered Crestron device
3	FUSE DC output fuse, T3.15AH(5x20mm, 250V, 3.15A, time-lag, ceramic cartridge).
4	24VDC LED	(1) green LED, indicates 24 Volts DC output, extinguishes when fuse is blown

Setup

Important Notes

Read before installation.

• Permits: An electrical permit shall be obtained prior to each installation.
• Codes: Install in accordance with all local and national electrical codes.
• Wiring: Use 75^ copper wire only.
• Disconnect device: An appropriate and readily accessible disconnect device shall be provided as part of the building installation wiring.
• To ensure adequate branch circuit protection, use an overcurrent protective device rated 15 or 20 amps.
  • Not suitable for Hazardous/Classified areas.

Supplied Hardware

The hardware supplied with the GLA-PWS50 is listed in the following table.

Supplied Hardware for the GLA-PWS50

DESCRIPTION	PART	NUMBER
Partition	2022663
Plastic Rivet 2005423 3
Twist-On Wire Connector 2005432 5

QUANTITY 1

Assembly

The GLA-PWS50 comes with a partition to isolate high voltage from Class 2 wiring when installed in an electrical box. Refer to the following diagram when mounting the partition on the GLA-PWS50.

Install the Partition

Hardware Hookup

WARNING: RISK OF SERIOUS PERSONAL

INJURY. Turn off power at the circuit breaker(s) prior to installation. Installing with power on can result in serious personal injury and damage to the device.

1. Use two twist-on wire connectors to secure the Class 2 wiring to the Cresnet network as shown in the following diagram.

Connect Class 2 Wiring (Partition and High Voltage Wiring Removed for Clarity)

1. Use three twist-on wire connectors on the line input wires to connect to the line power as shown in the following diagram.

Connect High Voltage Wiring (Partition and Class 2 Wiring Removed for Clarity)

Installation

The GLA-PWS50 mounts over a 4" square or 2-gang electrical box. Refer to the following diagram when installing the GLA-PWS50.

NOTE: Ensure that the wires will not be pinched during the installation process by pushing the wires into the electrical box.

Install GLA-PWS50 (Wires Removed for Clarity)

NOTE: The GLA-PWS50 should never be installed with the label facing down.

• To ensure proper ventilation, do not cover the ventilation holes on the front of the unit.
• Turn on the circuit breaker after completing installation. The green LED will illuminate

Fuse Replacement

If the GLA-PWS50 does not power up when it is connected to line power, the fuse may need to be replaced. The fuse holder is located on the right side of the power supply (next to the LED). To replace the fuse:

1. Disconnect power to the GLA-PWS50.
2. Use a flat-head screwdriver to push in the fuse holder.
3. While pushing in the fuse holder, turn screwdriver counterclockwise until the fuse holder pops out.
4. Remove the fuse from the fuse holder and insert a new fuse.

FUSE TYPE: 5 x 20mm 3.15A Time Lag

CAUTION: Only use the specified type of fuse when replacing a blown fuse. Failure to do so may cause damage to the GLA-PWS50.

1. Insert the fuse holder into the GLA-PWS50.
2. Push in the fuse holder with a flat head screwdriver. While pushing in the fuse holder, turn the screwdriver clockwise until the fuse holder sinks in.
3. Push in the fuse holder a little further and turn the screwdriver clockwise until the fuse holder locks in place.
4. Connect power to the GLA-PWS50.

Problem Solving

Troubleshooting

The following table provides corrective action for possible trouble situations. If further assistance is required, please contact a Crestron customer service representative.

GLA-PWS50 Troubleshooting

TROUBLE POSSIBLE CAUSE(S)		CORRECTIVE ACTION
LED does not turn on.	Circuit breaker is off.	Verify that circuit breaker is on.
	Fuse is blown. Check fuse and replace if necessary.
	GLA-PWS50 is not properly connected.	Verify wiring.

Further Inquiries

If you cannot locate specific information or have questions after reviewing this guide, please take advantage of Crestron's award winning customer service team by calling Crestron at 1-888-CRESTRON [1-888-273-7876].

You can also log onto the online help section of the Crestron website (www.crestron.com/onlinehelp) to ask questions about Crestron products. First-time users will need to establish a user account to fully benefit from all available features.

Return and Warranty Policies

Merchandise Returns / Repair Service

1. No merchandise may be returned for credit, exchange or service without prior authorization from CRESTRON. To obtain warranty service for CRESTRON products, contact an authorized CRESTRON dealer. Only authorized CRESTRON dealers may contact the factory and request an RMA (Return Merchandise Authorization) number. Enclose a note specifying the nature of the problem, name and phone number of contact person, RMA number and return address.
2. Products may be returned for credit, exchange or service with a CRESTRON Return Merchandise Authorization (RMA) number. Authorized returns must be shipped freight prepaid to CRESTRON, 6 Volvo Drive, Rockleigh, N.J. or its authorized subsidiaries, with RMA number clearly marked on the outside of all cartons. Shipments arriving freight collect or without an RMA number shall be subject to refusal. CRESTRON reserves the right in its sole and absolute discretion to charge a 15% restocking fee plus shipping costs on any products returned with an RMA.
3. Return freight charges following repair of items under warranty shall be paid by CRESTRON, shipping by standard ground carrier. In the event repairs are found to be non-warranty, return freight costs shall be paid by the purchaser.

CRESTRON Limited Warranty

CRESTRON ELECTRONICS, Inc. warrants its products to be free from manufacturing defects in materials and workmanship under normal use for a period of three (3) years from the date of purchase from CRESTRON, with the following exceptions: disk drives and any other moving or rotating mechanical parts, pan/tilt heads and power supplies are covered for a period of one (1) year; touchscreen display and overlay components are covered for 90 days; batteries and incandescent lamps are not covered.

This warranty extends to products purchased directly from CRESTRON or an authorized CRESTRON dealer. Purchasers should inquire of the dealer regarding the nature and extent of the dealer's warranty, if any.

CRESTRON shall not be liable to honor the terms of this warranty if the product has been used in any application other than that for which it was intended or if it has been subjected to misuse, accidental damage, modification or improper installation procedures. Furthermore, this warranty does not cover any product that has had the serial number altered, defaced or removed.

This warranty shall be the sole and exclusive remedy to the original purchaser. In no event shall CRESTRON be liable for incidental or consequential damages of any kind (property or economic damages inclusive) arising from the sale or use of this equipment. CRESTRON is not liable for any claim made by a third party or made by the purchaser for a third party.

CRESTRON shall, at its option, repair or replace any product found defective, without charge for parts or labor. Repaired or replaced equipment and parts supplied under this warranty shall be covered only by the unexpired portion of the warranty.

Except as expressly set forth in this warranty, CRESTRON makes no other warranties, expressed or implied, nor authorizes any other party to offer any warranty, including any implied warranties of merchantability or fitness for a particular purpose. Any implied warranties that may be imposed by law are limited to the terms of this limited warranty. This warranty statement supersedes all previous warranties.

Trademark Information

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