beautypg.com

Rockwell Automation 140U-xxx H-Frame C.B. for Variable Depth Rotary Handle Mech. User Manual

Installation instructions

background image

Installation Instructions

WARNING: To prevent electrical shock, disconnect from power source before installing or servicing. Follow NFPA 70E requirements. Install in suitable enclosure. Keep free from
contaminants.
Installation, adjustments, putting into service, use, assembly, disassembly, and maintenance shall be carried out by suitably trained personnel in accordance with applicable code of
practice. In case of malfunction or damage, no attempts at repair should be made.

Bulletin 140U / 140UE / 140M

Rotary Operating Mechanism Kit

for H-Frame Circuit Breaker

(Cat 140U-H-_ _ _)

1

2

3

4

Operating Mechanism Installation

ON/I

Trip

Reset

OFF/O

Test for full range of motion

Customer supplied
safety wire

Remove covers to access breaker thermal adjustment and
push-to-trip switch.

Twist

1

2

ON/I

Trip

Reset

OFF/O

Place both handles
in OFF position

Remove wire tie
after installation