45
6.2 Optional interlocks
6.3 Indication
Optionally the VCB can be equipped with the following interlocks (in any combination):
• The Interlock preventing VCB auxiliary circuits plug connection to the switchgear if the VCB is not in the test
position. The interlock is available when the VCB has plastic auxiliary circuits plug. In case the VCB has IP2X front
cover it is already equipped with this interlock;
• The interlock preventing the draw-out unit racking in/out in case locking solenoid is not energized.
Figure 35
Auxiliary circuits plug interlock
The VCB has the following indication functionality:
• indication provided by the DOU plate:
- DOU plate position – DOU plate auxiliary switches (5 NO+5 NC switches).
• indication provided by the ISM:
- ISM main contacts position (visual indication);
- ISM main contacts position (electrical indication) – ISM auxiliary switches (6 NO+6 NC switches).
• indication provided by the CM:
- ISM main contacts position (electrical indication) – one
1)
built-in CM relay (1 NO + 1 NC with common point);
- CM “Power“ indication – LED indicator;
- CM “Ready“ state indication – LED indicator and one built in CM relay (1 NO + 1 NC with common point);
- CM “Malfunction“ state indication – LED indicator and one built-in CM relay (1 NO + 1 NC with common
point).
Technical data for the ISM and the DOU plate auxiliary switches load and built-in and CM relays is provided in
Chapter 4.
1) The number of CM relays indicating ISM main circuits position can be increased for certain applications, please contact your nearest sales
representative for details.
Summary of Contents for VCB15
Page 2: ......
Page 4: ......
Page 5: ...1 Introduction...
Page 9: ...2 Presentation...
Page 11: ...3 Product Coding...
Page 23: ...4 Technical Parameters...
Page 33: ...5 Design and Operation...
Page 42: ......
Page 43: ...6 Functionality...
Page 48: ......
Page 49: ...7 Application Notes...
Page 56: ......
Page 57: ...Appendix 1 Type Tests...
Page 61: ...Appendix 2 Withdrawable VCB Package Dimensions...
Page 63: ...Appendix 3 Overall Drawings...
Page 65: ...65 VCB15_LD8_16D 17 5kV 800 A PCD 210 mm weight 76 kg Lmax 677 mm Wmax 682 mm Hmax 528 mm...
Page 69: ...69 VCB15_MD1_16D 17 5kV 1250 A PCD 210 mm weight 74 kg Lmax 677 mm Wmax 682 mm Hmax 515 mm...
Page 73: ...73 VCB15_HD1_16D 17 5kV 2500 A PCD 275 mm weight 140 kg Lmax 656 5 mm Wmax 882 mm Hmax 704 mm...
Page 74: ...74 VCB15_HD1_16D 17 5kV 3150 A PCD 275 mm weight 158 kg Lmax 656 5 mm Wmax 882 mm Hmax 704 mm...
Page 101: ...101 3 n 3B 3B 24 kV 1250 A fixed contact 2000 A fixed contact...
Page 102: ...102 3150 A fixed contact...
Page 103: ...Appendix 4 Secondary Schemes...
Page 104: ...104 VCB15_LD8_16D with Plastic Plug...
Page 105: ...105 VCB15_LD8_16D with Metal Plug...
Page 113: ......
Page 114: ......
Page 115: ......
