PRODUCT DESCRIPTION:ZN28 VS1 ZKTD2500/12-31.5ZN28 VS1
ZKTD1600/12-40ZN28 VS1 ZKTD2000/12-40ZN28 VS1 ZKTD2500/12-40Main
Technical DataRated
voltage
kv12Rated
current A 1600/2000/2500 Rated
frequency Hz50Rated
short-time power frequency withstand voltage(1
min)kv 48 Rated lightning impulse withstand
voltagekv 85 Rated short-circuit breaking
current KA31.5/40Rated
short-circuit making
current (peak)KA80/100Rated
operations of short-circuit breaking current
interruptiontimes 30 Rated single capacitor bank breaking
current A630Rated
short-time withstand and currentKA31.5/40Rated peak withstand
currentKA80/100Rated duration of short-circuits4Mechanical
life times20000contact
closing force due to bellows and atmosphereN250±50counterforce at
rated contact forceN350±60circuit resistance at rate contact
forceμΩ≤15shelf lifeyears20Contact erosion limitmm3Weight of moving
partskg≤2.7MECHANICAL DATE FOR MATCHED VACUUM SWITCHGEARrated
contact stroke mm11±1average opening speedm/s1.1±0.2average
closing speedm/s0.7±0.2added contact forceN3150/4500±200contact
bouncing duration at closing operationms≤2contact bouncing bank
amplitude of opening operationmm≤2three-pole
simultaneityms≤11.Vacuum Interrupter Components2> Vacuum
Interrupter Production Equipments3> Different Types Vacuum
Interrupter and Embedded Poles4> Honors5> Vacuum Interrupter
and Embedded Poles Stock6> Company IntroductionIf you need or
want to learn more about products, please feel free to contact me
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