Submittal Sheet

Functional Devices, Inc. • p: 800.888.5538 • f: 765.883.7505 • www.functionaldevices.com • sales@functionaldevices.com
080814
PSH500A
Shown
With
Cover
PSH500A
Shown
Without
Cover
5 Secondaries:
24 Vac, with LED Indicators
4 Amp breaker for each output
24 Vac ON/OFF:
On / O Switch & Breaker
Input:
480/277/240/120 Vac Finger-Safe Terminals, 8-18 AWG
Output:
5 Ungrounded, Isolated, 100 VA, Class 2, 24 Vac
Outputs. Terminals accept 12-26 AWG wire.
Ambient Temperature Derating:
4A up to 40˚ C ; 3A up to 50˚ C ; 2A up to 55˚ C
(When All 5 Outputs Operated Simultaneously)
Standby Wattage:
48.515 W @ 120 Vac
48.699 W @ 240 Vac
49.564 W @ 277 Vac
48.255 W @ 480 Vac
Full Load Primary Current:
4.66 A @ 120 Vac
2.41 A @ 240 Vac
2.06 A @ 277 Vac
1.17 A @ 480 Vac
Secondary Output Voltage vs. Load:
24.0 V @ 1 Amp
23.0 V @ 2 Amp
21.8 V @ 3 Amp
21.1 V @ 4 Amp
With 240 Vac primary input voltage
When all 5 outputs operated
simultaneously, at room
temperature
Transformer:
Over Current Protection:
Primary:
Frequency:
Dimensions:
Approvals:
Sub-Panel:
Housing:
Weight:
One (1) 500 VA
Circuit Breaker
480/277/240/120 Vac
50/60 Hz
12.125˝ x 12.125˝ x 6.000˝ (PSH500A)
11.330˝ x 11.400˝ x 5.000˝ (PSMN500A)
Class 2 (UL Approved UL5085-3),
UL916, UL508, C-UL, CE, RoHS, Special
^ Seismic Certication of Equipment and
Components: OSP-0201-10
Plenum Rated Polymetal
Sub-Panel (PSMN500A)
NEMA1 Metal Enclosure (PSH500A)
30.16 lbs. (PSH500A)
20.60 lbs. (PSMN500A)
PSH500A
Enclosed 500VA Power Supply with Five 100VA
Class 2 Outputs, 480/277/240/120 Vac to 24 Vac
PSMN500A
Open Style 500VA Power Supply with Five 100VA
Class 2 Outputs, 480/277/240/120 Vac to 24 Vac
Notes:
To order UL508, add “-IC to end of model number.
Open style (PSMN500A) is mounted to sub-panel
SP3303 for shipping. Sub-panel may be removed to
suit application.
Primary voltage terminal cover available. See model
APS53-TC on page 141.
Design is in accordance with ASCE 7-05 Chapter 13: ^
www.oshpd.ca.gov/FDD/Pre-Approval/OSP-0201-10.pdf
Great for VAV Applications
PSMN500A
24V
COM
24V
COM
24V
COM
24V
COM
24V
COM
1
2
3
4
5
Indicator
Breaker
User Connections
Switch
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
480
277
240
120
COM
AC Power Supply
Specications
Made in USA
Meets
Buy American
of ARRA 2009
Class 2

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