Page 62 - OT Switch

ABB SWITCH-DISCONNECTORS – HIGH PERFORMANCE, COMPACT SOLUTION
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62 ABB S W I T C H - D I S C O N N E C T O R S – H I G H P E R F OR M A NC E, C OM P A C T S OL UT I ON

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Manual switch-disconnectors

OT160...4000

Type key

Understanding the type code keys below will help you quickly identify the correct
product for your needs.

Switch size
The second letter in the code indicates
ABB Brand the ampere rating [A] of the product: 160...4000 A
Manual switch-disconnectors

Construction 2
External handle and metal shaft
P
included
K With direct mount handle
OT 400 E 03 W P

Operation/Mounting/Certification
Construction 1
E Front operated, base W With wide phase distance
EV mounting, IEC
Number of poles and placing of the operating
mechanism
Front operated, base
U
mounting, UL/CSA 3-poles, operating mechanism at the
03
left end of the switch
ES Side operated, base mounting, 4-poles, operating mechanism at the
EVS IEC 04 left end of the switch
Earthing switches, bottom 12 3-poles, operating mechanism
mounted, IEC. The mechanism between the poles
EM
is turned 90 degrees for space
saving 22 4-poles, operating mechanism
between the poles
Earthing switches, base
EP 3-poles, operating mechanism at the
mounted, IEC 30
right end of the switch
4-poles, operating mechanism at the
40
right end of the switch

Pole configuration table
The various placing options of the operating mechanism in relation to the 3 or 4 poles is illustrated below.
The operating mechanism may be placed at the end of the switch or between poles.
Front operated Front operated Front operated Side operated
Configuration 03, 04: Configuration 12, 22: Configuration 30, 40: Configuration 03, 04:

N