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PSB / PSC Series Installation Instructions

Application

These general-purpose power supplies can be used to 

fulfill all the 120 Vac and 24 Vac

*

 (Class 2) power require-

ments needed inside a building automation (BAS) panel, 

industrial enclosure, or other general purpose electrical 

enclosure, in addition to on/off control, equipment over-

current protection, power indication, high/low voltage 

separation, and convenience receptacles.  They are also 

useful for many applications outside of BAS.

Installation

When installing this product...

1. Read these instructions carefully. Failure to follow them 
could damage the product or cause a hazardous condition. 
2. Check the product ratings and ensure that the product is 
suitable for your application.  
3. Installer must be a trained, experienced service technician.
4. After installation is complete, perform a voltage check as 
provided in these instructions.

CAUTION

RISK OF ELECTRICAL SHOCK - MORE THAN ONE DISCONNECT MAY BE 

REQUIRED TO DE-ENERGIZE THE DEVICE BEFORE SERVICING.

CAUTION

REMOVAL OF COVER OR ACCESS PLATE (IF PRESENT) EXPOSES  

HIGH VOLTAGE.

PSB / PSC Series Selection Guide

Model Number *

VA Rating

Panel 

Mount

Enclosed

120 Vac  

Receptacles

Aux Output

Main Breaker on  

Input Power

Secondary 

Configuration

PSC100AB10

100 VA

10 Amp Switch / Breaker

Terminal Strip

PSB100AB10

100 VA

10 Amp Switch / Breaker

Terminal Strip

PSC40AB10

40 VA

10 Amp Switch / Breaker

Terminal Strip

PSB40AB10

40 VA

10 Amp Switch / Breaker

Terminal Strip

RESET

OFF

ON

OFF

Com

24 Vac

120 Vac

Neutral

Ground

120 Vac Aux. Output

120 Vac Convenience Outlet

*

10 Amp Main 
Breaker/Switch

24 Vac ON/OFF

LED Indicator

5.620˝

2.245˝

3.900˝

5.620˝

6.250˝

4.500˝

Removable Access Plate

4.500˝

4.610˝

To remove cover

4 Mounting Screw Holes
Hole diameter .203"

* All models may be followed by –IC.

Functional Devices, Inc.

 

   •    p: 800.888.5538    •    f: 765.883.7505    •    www.functionaldevices.com    •    [email protected]

Bulletin B1450

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