Page 51 - Changeover switch

ABB TRANSFER AND CHANGE-OVER SWITCHES 51

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Motorized change-over switches

Type codes

Type codes
Understanding the type code keys below will help you quickly identify the correct product for your needs. The simple naming
system allows you to see the products type, Ampere rating, standard classification, and number of poles, all in one glance.

Explanation of the types OTM160...2500_C 03

Switch size / Ampere rating
Change over switch: I-0-II -operation

Type of Brand

OTM 250 E 3 C M 230 C

IEC
Motor voltage type
Symbols
V AC/DC
Motorized change-over switch
C AC
D DC
Number of the poles
Voltage for motor operator
Symbols
Symbols
2 2 poles
230 220...240 V AC 1)
3 3 poles
110 110...125 V AC/DC
4 4 poles
48 48 V AC/DC
24 24 V AC/DC

1) 2-pole versions, motor voltage Ue 220...240V AC/DC