Crestron electronic GLA-PWS50 User Manual

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Functional Summary

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


GLA-PWS50 Specifications


Output Power

Output Power


Power Requirements






Heat Dissipation







50 Watts (2.1 Amps) @ 24 Volts DC, regulated, limited power source


1.0 Amp @ 100-240 Volts AC,

50/60 Hz

Metal construction, mounts to a 4-inch square or 2-gang electrical box, includes lowvoltage partition

32° to 104°F (0° to 40°C)

10% to 90% RH (non-condensing)

26 BTU/Hr

4.00 in (10.16 cm)

5.55 in (14.09 cm)

2.27 in (5.76 cm)

1.2 lbs (0.54 kg)

Crestron Electronics, Inc.

Installation Guide – DOC. 6734B

15 Volvo Drive Rockleigh, NJ 07647




Fax: 201.767.7576

Specifications subject to

change without notice.

50 Watt Cresnet Power Supply

Crestron GLA-PWS50

Industry Compliance

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


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.

2 Wall Mount 50 Watt Cresnet Power Supply: GLA-PWS50

Installation Guide – DOC. 6734B

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