Cutler-Hammer E2 L Instrukcja instalacji - Strona 2

Przeglądaj online lub pobierz pdf Instrukcja instalacji dla Elektryka przemysłowa Cutler-Hammer E2 L. Cutler-Hammer E2 L 8 stron. Undervoltage release mechanism (handle reset) with led for e2 l and e2 lm mining circuit breakers

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Page 2
UVR Plug-in
Module (With
Pigtail Leads)
Replacement
Interphase
Barrier
UV
UV-1
UV-2
Connection Diagram
Label (Pigtail
Leads Shown)
Figure 2-1 Undervoltage Release Mechanism (Handle
Reset) Kit

2.0 INSTALLATION

NOTICE
The UVR can be field-installed in E
ing circuit breakers.
Before attempting to install the UVR, check that the
catalog number is correct as ordered.
The UVR, shown in kit form in Figure 2-1, is installed in
the left accessory mounting cavity of a 3-pole circuit
breaker. A UVR must be installed in the circuit breaker
before the circuit breaker is mounted in an electrical
system. To install the UVR, perform the following pro-
cedures:
NOTICE
A circuit breaker that is mounted in an electrical
system must be removed to install the accessory.
To ensure correct accessory installation, the circuit
breaker must be placed on a horizontal surface.
Intermediate
Plunger
MINING
CAT
UVM4PO8K
UVR
STYLE 1483D42G01
FREQ
50/60 Hz
VOLTS
120
VA
2.4
Accessory
Identification
Label
2
2
L and E
LM min-
Intermediate
Plunger
Recessed
Hole
Figure 2-2 Trip Unit Barrier Removal
!
THE VOLTAGES IN ENERGIZED EQUIPMENT CAN
CAUSE DEATH OR SEVERE PERSONAL INJURY.
SPECIAL ATTENTION SHOULD BE PAID TO
REVERSE FEED APPLICATIONS TO ENSURE NO
VOLTAGE IS PRESENT. BEFORE REMOVING A
CIRCUIT BREAKER INSTALLED INA N ELECTRICAL
SYSTEM, MAKE SURE THE CIRCUIT BREAKER IS
SWITCHED TO THE OFF POSITION AND THERE IS
NO VOLTAGE PRESENT WHERE WORK IS TO BE
PERFORMED.
NOTICE
For new circuit breaker installation, the trip unit
must be installed in circuit breaker before attempt-
ing to install a UVR. Refer to I.L. 29C607, I.L.
29C608, I.L. 29C609 or I.L. 29C610 for instructions
on how to install trip unit.
2-1. Switch circuit breaker to OFF position.
I.L. 29C171
Trip
Unit
Trip
Barrier
Unit
WARNING
Effective 3/98