GE Industrial Solutions SPSAA User Manual

GE Energy

Industrial Solutions

GEH-6253 Installation Instructions

Power Supply Assembly

For Spectra® RMS Molded-Case Circuit Breakers

TM

with microEntelliGuard

, MicroVersaTrip® PM or MicroVersaTrip® Plus Trip Units

For Catalog Number SPSAA

Circuit Breaker Accessory

Overview

The General Electric Power Supply Assembly is used to
provide +24Vdc Control Power to Spectra
Case Circuit Breakers with microEntelliGuard
MicroVersaTrip
Cable System.

The Power Supply Assembly also provides power to the
Voltage Conditioner Assembly or Voltage Conditioner
Plate. Spectra
microEntelliGuard™ (with advanced metering) and
MicroVersaTrip
Voltage Conditioner Assembly or Voltage Conditioner
Plate to function properly.

®

RMS Molded-

TM

®

PM/Plus Trip Units via the Distribution

®

RMS Molded-Case Circuit Breakers with

®

PM Trip Units require connection to a

or

The Power Supply Assembly is rated 24 watts (+24Vdc@

1.0 amp) and has the maximum capacity to power a
Distribution Cable System consisting of either a Voltage
Conditioner Assembly or a Voltage Conditioner Plate
AND 20 Spectra
with microEntelliGuard
Trip Units with a maximum system cable length of 40
feet.

The assembly requires a minimum input voltage of
85Vac @ 60 Hz to operate properly (the maximum
voltage rating is 240Vac @ 60 Hz). This input must
be fused with 2-amp class CC fuses (not included).
The Power Supply Assembly is designed to operate in
temperatures between 0°C and 70°C.

®

RMS Molded-Case Circuit Breakers

TM

or MicroVersaTrip® PM/Plus

GEH-6253 Installation Instructions

Figure 1 shows how the Power Supply Assembly is used in a typical MicroVersaTrip® PM system. Figure 2 shows
how the Power Supply Assembly is used in a typical MicroVersaTrip

®

Plus system. The microEntelliGuard

TM

Trip Unit

can be used with either configuration, i.e. Figure 1 or Figure 2. The connection diagram shown in Figure 2 applies

TM

to microEntelliGuard

Trip Units with Basic Metering.

Figure 1. Typical MicroVersaTrip® PM Trip Unit System detailing the Power Supply Assembly.

GEH-6253 Installation Instructions

Figure 2. Typical MicroVersaTrip® Plus Trip Unit System detailing the Power Supply Assembly.