General descriptionThe ZN83-24KV series VCB is an exciting new
addition to the indoor switchgear lineup from VACEM Co., Ltd.
Designed specifically for 24KV power systems, this cutting-edge
product is sure to impress.One of the standout features of the
ZN83-24KV series is its optimized modular spring operating
mechanism. This mechanism not only ensures high reliability but
also boasts a long service life and requires minimal maintenance.
With this innovative design, you can trust that your power system
will be in safe hands.The ZN83-24KV series vacuum circuit breaker
is not just any ordinary switchgear. It serves as a powerful
protection and control unit for power equipment in industrial and
mining enterprises. What sets it apart is its ability to thrive in
even the harshest environments, thanks to its frequent operation
and multiple disconnection capabilities for
short-circuits.Experience the thrill of the ZN83-24KV series VCB
and take your power system to new heights.Main technical
parameter ItemUnitDateRated voltagekV24Rated
frequencyHz50Rated insulation level1min power frequency withstand
voltagepole to earthkV65phasekV79lightning impulse withstand
voltagepole to earthkV125phasekV145Power frequency withstand
voltage of secondary circuitV2000Rated
currentA630630125012501250125016003150 2000 Rated
short-circuit breaking currentkA202531.5Rated short-time withstand
currentkA202531.5Rated short circuit durations Rated peak
withstand currentkA506380Rated short-circuit making
currentkA506380Rated short-circuit current breaking time
(classE2)times30 Rated single/back to back capacitor bank
breaking currentA630/400Clearance between open
contactsmm12~14Contact strokemm3~5Allowable wear thickness of
contactmm3Average opening speedm/s1.1~1.6Average closing
speedm/s0.6~1.1Contact closing bounce timems≤2Different phase of
contact closing and openingms≤2Rebound amplitude of opening
contactmm≤2Opening time (rated voltage)ms20~50Closing time (rated
voltage)ms30~70Mechanical life (M2)times10,000(20,000)Rated
operating voltageVAC110/220 DC110/220Rated operation
sequence 0-0.3s-CO-180s-CO For more switchgear parts, pls refer to insulation parts: https://china-vacem.en.made-in-china.com/product-group/BbRAnYUjsLrW/Insulation-Accessories-catalog-1.html,
or copper tulip contact:
https://china-vacem.en.made-in-china.com/product-group/nbUGDIpPuLYM/Tulip-contact-series-1.htmlInternational
fairs Company show /* January 22, 2024 19:08:37
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