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Help Center12kv ZW43-12(G)/M630-20 Outdoor High Voltage Permanent Magnet Vacuum Circuit Breaker
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Specifications
Handcart typeRated voltage 10-12kv
Three-phase AC 50Hz
SPECIFICATION
ZW43-12(G)/M630-20 series permanent magnet outdoor vacuum circuit breaker is three phase, rated voltage 12kv,AC 50HZ outdoor high-voltage switchgear. Magnet switch is mainly used as 10kv substation outlet switches and 10kv three-phase AC electric power system. For closing and opening the load current, breaking an over-current and short-circuit current of line protection switch.Breaker in line with GB1984-2003 (HIGH-VOLTAGE AC CIRCUIT BREAKERS), DL/T402-2007(HIGH-VOLTAGE AC CIRCUIT BREAKERS ORDERING TECHNOLOGY) and DL/T403-2000(12KV-405 HIGH-VOLTAGE VACUUM CIRCUIT BREAKER ODERING TECHNOLOGY) and other technical standards.
PRODUCT FEATURE
Magnetic switch is consider of three parts: the vacuum switch body, single stable permanent magnetic actuator and intelligent controller, it has a wide range of complex and flexible action program setting mode, with hifh reliability and securitym is with control and protection functions of the new"mechatronics" smart high-voltage switchgear.
AMBIENT CONDITION
1.Altitude temperature:from+40℃,to +40℃
2.The altitude not exceeding 3000m
3.Air pressure not more than 700pa
4.Air pollution levels: no more than lever 4
5.Ice thickness is less than 10mm
6.No firem explosion, chemical corrosion and sharp snakes
MODEL IMPLICATION
TECHNICAL SPECIFICATION
| Item | Units | Parameters | ||
| Rated voltage | KV | 12 | ||
| Rated insulation level |
1 min PF withstand voltage | Dry | 42/48 | |
| Wet | 34 | |||
| Lightening impulse withstand voltage(peak) | 75/85 | |||
| Rated current | A | 630 | ||
| Rated short-circuit breaking current | KA | 20 | ||
| Rated operating sequence | 0-0.3s-co-180s-co | |||
| Opening times of rated short-circuit breaking current | times | 30 | ||
| Rated short-circuit closing current | KA | 50 | ||
| Rated peak withstand current | ||||
| Rated short-time withstand current | 20 | |||
| The duration of rated short circuit | s | 4 | ||
| opening time | 0.040~0.060 | |||
| closing time | 0.070~0.120 | |||
| Mechanism life | times | 10000 | ||
| Rated closing operation voltage | v | AC/DC220,110 | ||
| Rated opening operation voltage | AC/DC220,110 | |||
| Over current tripper | Current setting multiple | s | 0.2~2.5 | |
| setting current tolerance | ±10% | |||
| delay setting value | 0-0.5 | |||
| latency tolerance | ±10% | |||
| Instantaneous overcurrent protection | current setting multiple | s | 2.5-10 | |
| setting current tolerance | ±10% | |||
| delay setting value | 0-0.5 | |||
| latency tolerance | ±10% | |||
| AC input current charing control unit | Rating value | A | 5 | |
| Fluctuation range | A | 0.5~8 | ||
OVERALL DIMENSION
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