POWER
SUPPLIES
AC POWER SUPPLY
PSH500A
Enclosed 500VA Power Supply with Five 100VA
Class 2 Outputs, 480/277/240/120 Vac to 24 Vac
SPECIFICATIONS
T
ransformer:
Over Current Protection:
Primary:
Frequency:
Dimensions:
Approvals:
Sub-Panel:
Housing:
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, ^ Seismic Certification of
Equipment and Components:
OSP-0201-10
ated Polymetal
Plenum R
Sub-Panel (PSMN500A)
NEMA1 Metal Enclosure (PSH500A)
30.16 lbs. (PSH500A)
Weight:
20.60 lbs. (PSMN500A)
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
ON
1
OFF
ON
2
OFF
ON
3
OFF
ON
4
OFF
ON
5
OFF
Switch
Indicator
Breaker
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)
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
24V
COM
24V
COM
24V
COM
24V
COM
24V
COM
User Connections
PSH500A
Shown
With
Cover
PSH500A
Shown
Without
Cover
PSMN500A
Class 2
Made in USA
Meets
“Buy American”
of ARRA 2009
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
GREAT FOR VAV APPLICATIONS
071217
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