Page 74 - Changeover switch

74 ABB TRANSFER AND CHANGE-OVER SWITCHES

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Optional accessories for motorized change-over switches

Ordering information for automatic control units and related accessories

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Automatic control units
OMD automatic control units can be used with OTM40...3200 motorized change-over switches in order to
assemble an automatic transfer switch. The type and ordering codes include the OMD control unit, PCB
connectors, and 2 OMZD1 fasteners for door mounting.

If used with OTM40…125_CMA_:
1 x OTM40…125_CMA_ motorized change-over switch and 2 or 3 x OZXT6 terminal clamp sets (including voltage
sensing connection) must be ordered separately to be able to assemble an automatic transfer switch.
OMD300
If used with OTM160…3200_CM_:
1 x OTM160…3200_CM_ motorized change-over switch, 1 x OMZB_ voltage sensing connectors and 2 x OA1G10
auxiliary contacts must be ordered separately to be able to assemble an automatic transfer switch. The control
unit can be mounted on a door or on DIN rail.
Units/ Weight/
Suitable type unit
for switches Type Order code pcs kg
OTM40…3200_CM_ OMD300E480C-A1 1SCA123790R1001 1 1.0
OTM40…3200_CM_ OMD800E480C-A1 1SCA123791R1001 1 1.3

OMD800
Panel fasteners
For mounting the OMD automatic control unit on the door. The type and ordering code is for 1 piece, so 2 units
must be ordered for mounting the control on the door.

Suitable Units/type
for OMD control unit Type Order code pcs
OMD300_, OMD800_ OMZD1 1SCA022787R5190 1
OMZD1

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Cover plate
Providing protection against accidental contact. Padlockable transparent cover. The type and ordering codes
are for 1 piece.

Suitable Units/type
for OMD control unit Type Order code pcs
OMZC2 OMD300_, OMD800_ OMZC2 1SCA101001R1001 1