TEL TAVRIDA ELECTRIC VCB15 LD, User Manual

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Design of mechanical interlocking at the side stub shafts
Single phase ISM15_LD_3 and ISM25_LD_3 are supplied with an installed interlocking lever:
1. Holder Det_Holder_22;
2. Bolt StandDet_Bolt_DIN933(M8_40_Fe88-Zn) - bolt M8x40;
3. Holder Det_Holder_20;
4. Bolt StandDet_Bolt_DIN933(M6_20_Fe88-Zn) - bolt M6x20.
2
1
4
3
Figure 54
Interlocking lever assembly
design for single phase ISM
An interlocking lever can be installed on three phase ISM15_LD_1 and ISM25_LD_1 as shown below.
a) Install CBdet_Shaft_1 on ISM synchronizing shaft output and fix with help of
CBdet_Stopper_1 and StandDet_Bolt_DIN933(M8_40_Fe88-Zn)
b) Attach Det_Holder_20 to the Det_Holder_22 and fix with
StandDet_Bolt_DIN933(M6_20_Fe88-Zn). Then install Det_Holder_22 on
CBdet_Shaft_1