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Installation Instructions
PS873 Class 2 Power Supply & 873-FA, 873-BB, 873-KL Options
These instructions cover the following parts:
PS873 Specifications:
Input:
Output:
Enclosure:
Temperature:
Installation Notes:
PS873:
120VAC,
PS873-240:
240VAC,
12VDC, 4 Amperes or 24VDC, 2 Amperes
Von Duprin EL compatible - 24VDC, 16 Amp-inrush (0.3 sec.).
When using EL device: 871 option board required - see page 6.
Output protected with 4 A slow blow, 250 V, 1/4" x 1-1/4" fuse (F2)
!
CAUTION
For continued protection against risk of fire,
replace fuse F2 with same type and rating.
NOTE: During battery backup (873-BB required)
Output Rating: 10.5 - 12 VDC, 4A or 22-24 VDC, 2A
10" H x 12.5" W x 5.0" D Hinged cover box
19 GA steel, Five 1/2" x 3/4" knockouts total
0-120 degrees F
1.
If installing a PS873 with an EL Device, see P.8 of these instructions
and exit device instructions under "optional equipment - EL".
2.
If installing PS873 with a Chexit device, see Chexit instructions.
3.
For Canadian applications, the device must be installed in
accordance with Canadian Electrical Code.
© 2008 Ingersoll-Rand Company Limited
1.0 Amperes
50/60 Hz
0.5 Amperes
50/60 Hz
941352-00
941352-00(H) page 1 of 8
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Summary of Contents for Von Duprin PS873
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Page 1: Installation Instructions
Temperature: 0-120 degrees F Installation Notes: If installing a PS873 with an EL Device, see P.8 of these instructions and exit device instructions under “optional equipment - EL”. If installing PS873 with a Chexit device, see Chexit instructions. For Canadian applications, the device must be installed in accordance with Canadian Electrical Code. - Page 2 941352-00(H) page 2 of 8...
- Page 3 941352-00(H) page 3 of 8...
- Page 4 941352-00(H) page 4 of 8...
- Page 5 941352-00(H) page 5 of 8...
- Page 6 Note: The 871-2 board is for standard EL exit devices only and cannot be used with QEL devices. For QEL devices, an 871-2Q board is required. For information on 871-2Q, see instructions 941016. 941352-00(H) page 6 of 8...
- Page 7 When using an EL device such as EL33A, EL99, etc: Use 12 AWG stranded wire for outputs 01 and 02 between PS873 and EL device (200’ run maximum). Use 18 AWG stranded wire for control contact input I1 and I2 to actuator button, access control devices, etc.
- Page 8 CAUTION For continued protection against risk of fire, replace fuse F2 with same type and rating. 941352-00(H) page 8 of 8...
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