Page 147 - OT Switch

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ABB SWITCH-DISCONNECTORS – HIGH PERFORMANCE, COMPACT SOLUTION
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 147 7
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Accessories for manual switch-disconnectors OT160...4000

Ordering information for mechanical interlocks

01
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Mechanism interlock kits and electrical interlocks
OT160EV… 4000 switch-disconnectors can be interlocked in the OFF-position 02
using padlocks or a mechanical interlock kit mounted on the mechanism.
The diameter of the lock bail can be max 8 mm.
03
OTZT1A
Weight/
unit
Suitable for switches Type Order code kg 04
Interlocking in the OFF-position
OT200U, OT160EV…250 OTZT1A 1SCA106522R1001 0.21
OT400U, OT315…400E OTZT2A 1SCA106523R1001 0.57
OT600U, OT630…800E OTZT3A 1SCA106525R1001 0.75
OT800U, OT1200U, OT1000…4000 OTZT4A 1SCA106526R1001 1.15
Interlocking in the OFF- and ON-positions
OT200U, OT160EV…250 OTZT1L 1SCA106527R1001 0.21
OTZT2A
OT400U, OT315…400E OTZT2L 1SCA106529R1001 0.57
OT600U, OT630…800E OTZT3L 1SCA106530R1001 0.75
OT800U, OT1200U, OT1000…4000 OTZT4L 1SCA106531R1001 1.15

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Mechanical interlock between OT earthing switch and
OT1000…2500 switch-disconnector or E-max / T7 breaker
OTZT3A The operation of both the earthing switch and the switch-disconnector / breaker into
ON-position at the same time is mechanically prevented by using two cables between
the earthing switch and main switch or breaker. Cable length 1370 mm.

Weight/
unit
Suitable for switches Description Type Order code kg
Mechanical interlock kit for earthing switches type _EM
OT1000…2500EM OTZL4 1SCA116554R1001 0.5
Wire rope
OT1000…2500EM, Including 2 pcs
OTZL4 - 1SDA062127R1 0.2
E-max/T7 1370 mm wire rope
Electrical and mechanical interlock OTZT_

S07059 D
A OTZT1_ OTZT2_ OTZT3_ OTZT4_
mm mm mm mm
A 69 81 86 88
OT_EM_ OT switch + B 82 102 110 110
+ OTZL4 OTZL4 or C 122 152 201 258
Emax, T7
D 35 52 65 84
E 73 91 98 95
M00350/OTZT1-4_ A
C TYPE A ( mm ) B ( mm ) C ( mm ) D ( mm )
M00350/OTZT1-4_ A OTZT1_ 69 82 122 35
B
52
81
152
102
OTZT2_
65
86
OTZT3_
110
201
258
88
110
OTZT4_
84
E