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DRIESCHER - Air-Insulated Medium-Voltage Switchgears • Type W 12 - 607519 • Type W 12 - 757521 • Type W 12 - 907521 • Rated voltage 12 kV • Rated current up to 630 A

780 DRIESCHER - 12 kV Switchgears in compliance with EN 62271-200 General, Operating conditions, Technical standards Technical data, Description of the switch panels Overview of switch panel variants W 12 - 607519, W 12 - 757521 and 907521 Insulating protective barrier, Auxiliary equipment, Weights Production program General The metal-encapsulated, air-insulated mediumvoltage switchgears, Type W 12 are for universal application: They range from compact ring cable switchgears up to complex power distribution switchgears. Tailored to meet the needs of public utility networks and power supply...

Rated short-circuit duration Rated frequency Rated voltage Rated lightning impulse withstand voltage Rated short-time withstand voltage Compact design Easy handling Minimum amount of maintenance • Reliable and safe based on the high quality of our products • Economical through continuous further development • Flexible Design The air-insulated medium-voltage switch panels of Type W 12 with a panel width of 600 mm, 750 mm and 900 mm are metal-encapsulated. The switch panel frame is made of a screwed, hot-galvanized composite structure. The front of the switch panels has a single-wing door of...

Air-Insulated Medium-Voltage Switch Panel 12 kV Type W 12 - 607519, Type W 12 - 757521 and Type W 12 - 907521 0 to 8.5

12 kV Switch panel according to drawing HA 2-070735 • Rated voltage 12 kV • Rated (operating) current up to 630 A • Rated insulation level 75 kV • Resistance to accidental arcs 20 kA; 1 s Fig, 1: 12 kV Switch panel - front view © Pressure relief plate © Relay box © Bus terminal © Switch-disconnector H 22 © Insulating protective barrier* © Current transformer © Voltage transformer ® Circuit breaker 9 Position indicator and actuation of w load-break switch Position indicator and actuation of ^ disconnecting switch 01 Position indicator and actuation of w earthing switch © Earthing switch (13...

780 Switch Panels Type W 12 - 607519 1 Fig. 3: Front view of 12 kV cable panel with switch-disconnector H 22 EA/EK and disconnecting switch Fig. 4: Side view of 12 kV cable panel with switch-disconnector H 22 EA/EK and disconnecting switch Fig. 5: 12 kV Transformer feeder panel with switch-disconnector H22 SEA, also possible with current and voltage transformer Fig. 6: 12 kV Transformer feeder panel with switch-disconnector H22 SEA and disconnecting switch

780 Switch Panels Type W 12 - 607519 1 Fig. 8: 12 kV Bus sectionalizer panel with switch-disconnector H22 SEA Fig. 7: 12 kV Bus sectionalizer panel with switch-disconnector H22 EA/EK view C - D Fig. 9: 12 kV Measuring panel with current and voltage transformers Fig. 10: 12 kV Measuring panel in longitudinal rails with current and voltage transformers Section C – D

Fig. 11: Front view of 12 kV circuit-breaker panel with disconnecting switch g. 12: Side view of 12 kV circuit-breaker panel with circuit breaker LS V12-630-20 KUF (pH ^ and disconnecting switch TYPPR w>WA^tWP apUra'^^^^nfimOV w«e.^*KK^‘ \\'l 2-607--1 * Pv0fmu5ter l S5KSw*^ I ^tafTzooiooM WOWHO "datum S® fBijruNO

780 Switch Panels Type W 12 - 757521 and W 12 - 907521 1 Fig. 13: Front view of 12 kV cable panel with switch-disconnector H 22 EK/EA Fig. 14: 12 kV Cable panel (bus sectionalizer panel) with switch-disconnector H 22 EK/EA Fig. 15: 12 kV Cable panel with switch-disconnector H 22EK/EA, current and voltage transformer Fig. 16: 12 kV Measuring panel with current and voltage transformer Fig. 17: 12 kV Measuring panel in longitudinal rails with current and voltage transformer

780 Switch Panels Type W 12 - 757521 and W 12 - 907521 Fig. 18: 12 kV Transformer feeder panel (bus sectionalizer panel) with switch-disconnector H 22 SEA Fig. 19: Front view of 12 kV circuit-breaker panel Fig. 21: 12 kV Circuit-breaker panel with circuit breaker V12-630-20 KUF Fig. 22: 12 kV Circuit-breaker panel with circuit breaker V12-630-20 F

780 Switch Panels Type W 12 - 757521 and W 12 - 907521 1 Fig. 24: 12 kV Bus sectionalizer/circuit-breaker panel with LS V12-630-20 F Fig. 23: 12 kV Bus sectionalizer/circuit-breaker panel with circuit breaker V12-630-20 KUF Insulating protective barrier The insulated protective barrier is to prevent impermissible approach to live parts and unintentional contact with such parts. This barrier is to be inserted with the panel door closed when work is to be carried out on the switch panel and the system cannot be switched completely dead. Auxiliary Equipment • Insulating protective barrier in...

Our range of products includes: Medium-voltage systems • Single-bus and duplicate-bus switchgear • Non-withdrawable, withdrawable, and truck-type units • Compact switchgear assemblies • Custom-made models • Industrial systems Medium-voltage switchgear • Indoor switches, disconnectors, and earthing switches (single and triple pole) • Indoor circuit breakers (vacuum) • Outdoor switches (low oil content and vacuum) • High-voltage high-breaking-capacity fuses Low-voltage systems • Open-framework design • Enclosed break devices (up to 6.300 A) • Cable and fixed-station distribution cabinets...