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Vacuum circuit breaker ZW20-12
high-voltagethree-phasedistribution

Vacuum circuit breaker - ZW20-12 - Sieyuan Electric Co., Ltd - high-voltage / three-phase / distribution
Vacuum circuit breaker - ZW20-12 - Sieyuan Electric Co., Ltd - high-voltage / three-phase / distribution
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Characteristics

Type
vacuum
Electrical characteristics
high-voltage, three-phase
Applications
distribution, for overhead lines
Number of poles
3-pole
Other characteristics
outdoor, pole-mounted
Primary current

Min.: 0 A

Max.: 500,000 A

VAC

12,000 V

Description

Overview
Type ZW20-12 outdoor pole-mounted high-voltage vacuum circuit breaker is a 12 kV three-phase AC, 50 Hz outdoor high-voltage switchgear. It is designed to switch load current, overload current and short-circuit current in power distribution networks.

Key Features
  • Vacuum interrupter for reliable interruption
  • Low operating noise
  • Low loss and low temperature rise


Applications
  • Switching load, overload and short-circuit currents in outdoor electrical power systems and distribution lines


Technical Specifications
  • Model series: ZW20 series
  • Rated voltage: 12 kV
  • Phase: Three-phase AC
  • Frequency: 50 Hz
  • Mounting: Outdoor pole-mounted
  • Breaking medium: Vacuum
  • Main functions: switch load, overload and short-circuit currents

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.