Johnson Controls PSH500A, PSMN500A Data Sheet
Functional Devices, Inc.
PSH500A
Enclosed 500VA Power Supply with Five 100VA
Class 2 Outputs, 480/277/240/120 Vac to 24 Vac
11.400”
PSMN500A
Open Style 500VA Power Supply with Five 100VA
Class 2 Outputs, 480/277/240/120 Vac to 24 Vac
480
277
240
120
COM
24V
1
COM
24V
2
COM
24V
3
COM
User Connections
24V
4
COM
24V
5
COM
Breaker
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Switch
Indicator
11.330”
AC Power Supply
PSH500A
Shown
With
Cover
PSH500A
Shown
Without
Cover
PSMN500A
Class 2
Made in USA
Meets
“Buy American”
of ARRA 2009
Specications
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)
5 Secondaries:
24 Vac, with LED Indicators
24 Vac ON/OFF:
On / O Switch & Breaker
Standby Wattage:
48.515 W @ 120 Vac
48.699 W @ 240 Vac
49.564 W @ 277 Vac
48.255 W @ 480 Vac
11.330˝ x 11.400˝ x 5.000˝ (PSMN500A)
Class 2 (UL Approved UL5085-3),
UL916, UL508, C-UL, CE, RoHS
Plenum Rated Polymetal
Sub-Panel (PSMN500A)
NEMA1 Metal Enclosure (PSH500A)
30.16 lbs. (PSH500A)
20.60 lbs. (PSMN500A)
Input:
480/277/240/120 Vac Finger-Safe Terminals, 8-18 AWG
Output:
5 Isolated, Floating 100 VA Class 2 24 Vac Terminals,
12-26 AWG
Ambient Temperature Derating:
4A up to 40˚ C ; 3A up to 50˚ C ; 2A up to 55˚ C
(When All 5 Outputs Operated Simultaneously)
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 @ 20 VA
23.8 V @ 50 VA
23.5 V @ 80 VA
23.0 V @ 100 VA
Notes:
• To order UL508, add “-IC” to end of model number.
• Open style is mounted to sub-panel SP3303 for
shipping and may be remounted to suit application.
• With 120 Vac primary input voltage
• When all 5 outputs operated
simultaneously, at room
temperature
• Great for VAV Applications
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