GE Industrial Solutions EntelliGuard G - Manual (Page 22)

EntelliGuard® G Circuit Breaker DEH-41304C
Section 5 – Locks and Interlocks 13 March 14
22 ©2012 General Electric All Rights Reserved
SECTION 5 – LOCKS AND INTERLOCKS
DANGER
ELECTROCUTION
Ensure the circuit breaker has been tripped, indicating
OFF, and the main springs are fully discharged before
installing locks and interlocks.
Failure to comply with these instructions will result
in death or serious injury.
WARNING
IMPROPER INSTALLATION, OPERATION AND
MAINTENANCE
Ensure only qualified personnel install, operate,
service and maintain all electrical equipment.
Failure to comply with these instructions could
result in death or serious injury.
WARNING
PERSONAL INJURY
 Avoid risk of injury from moving parts while
handling the circuit breaker.
Failure to comply with these instructions could
result in death or serious injury.
CAUTION
PRODUCT DAMAGE
 Ensure the circuit breaker and its accessories are
always used within their designated ratings.
 Use the specially-designed circuit breaker handling
truck (optional accessory) when removing the
circuit breaker from its cassette.
Failure to comply with these instructions may result
in product damage.
GENERAL INFORMATION
NOTICE
Ensure all padlocks are scissor compatible.
A variety of locks and interlock accessories are available.
The operation of most of these accessories is described in
this section.
CIRCUIT BREAKER FRONT PANEL LOCKING
Pushbutton Locking
This function denies unauthorized access to ON/OFF
pushbuttons.
1. Ensure padlock shaft diameter is 3 mm to 9.5 mm.
2. Raise the appropriate window(s) and pass padlock hasp
through the locking eye (Fig. 5.1).
Figure 5.1. Pushbutton Padlock Location
Padlock or Scissor Lock for Breaker Trip Free Condition
1. While pressing the OFF pushbutton, pull out the
padlock lever.
2. Pull the padlock lever out.
3. Ensure padlock shaft diameter is 3 mm to 9.5 mm.
4. Insert padlock hasp (Fig. 5.2).
Figure 5.2. Padlock for Breaker Trip Free Condition