GE Industrial Solutions Spectra RMS Cable Operators User Manual

General, Handle installation

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General

General Electric Cable Operating Mechanisms are suitable
for application with GE circuit breakers mounted in a wide
variety of enclosure types and sizes.

The cable-operated mechanism can be directly mounted
inside the enclosure door and does not involve any
mounting interface with the enclosure. Standard mounting
screws for tapped holes are furnished with each mechanism
to mount the Interface Mechanism onto the enclosure door.

The cable-operated assembly is combined with one of eight
operating cables, with lengths from 3 to 10 feet, to cover a
broad range of breaker mounting locations in the
enclosure. The cable links the interface assembly to the
breaker-mounted operating mechanism and transmits the
mechanical force and motion of the handle mechanism to
the breaker-mounted mechanism. The force and motion of
cable operated mechanism is transmitted independent of
the breaker-mounting plane or location, relative to the
location of the handle assembly provided, only that the
bending radius of the cable is no less than 3 inches.

Table 1. Mechanism Selection Guide

Examine Table 1 below to ensure that the handle assembly,
cable, interface mechanism and breaker operating

mechanism you have are correct for the job. Use Table 2 to
ensure that the cable is long enough to reach the breaker
and that the 3-inch minimum bending radius requirement
is not violated.

Installation of the handle assembly onto the enclosure door
can be performed independently from installation of the
cable-operated mechanism on to the enclosure door,
breaker-operating mechanism onto the circuit breaker and
from installation of the circuit breaker in the enclosure.
Installation of the cable between the interface mechanism
assembly and the breaker mechanism should be the final
step. The breaker operating mechanism is to be installed
onto the circuit breaker after the breaker has been mounted
in the enclosure.

g

DEH-40467

Installation Instruction for Cable

Operator Mechanisms for SE150,

SF250, SG600 & SK1200 Spectra

RMS™ Circuit Breakers

Type SRCM1EF, SRCM1G, SRCM1K, Cable Operated Mechanism Assemblies,
Cable Series SC3L-SC10L, SC3H-SC10H and GEPC Rotary Handles PB769780A,
PB769580A, and PB769380A.

Circuit

Breaker

Type

GEPC

Rotary

Handle

Breaker

Operating

Mechanism

Breaker Face

Mechanism

Installation

Instruction

Operating

Cable

Cat.No.Series

Cable

Operated

Mechanism

Cable Operated

Mechanism

Installation

Instruction

SE150
SF250

PB769380A SCOM1EF

SRCM1EF

SG600 PB769580A SCOM1G

GEH-6290

SC3L-SC10L

SRCM1G

SK1200 PB769780A SCOM1K

GEH-6291

SC3H-SC10H

SRCM1K

DEH-40467


Handle Installation:

1

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