... high-voltage coil 高压线圈 high-voltage contact 高压触头 high-voltage corona 高压电晕 ...
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如果触头接触电阻过大，即影响工作可靠，又降低了高压断路器的使用寿命，直接影响安全生产。
If the contact resistance is too big, the influence is dependable, and lowered the circuit breakers to break the service life, direct influence of safety production.
高压开关柜一次触头因温度过高而造成事故时有发生，由于处于高电压状态，对该处的温度监测较为困难。
The accident happens from time to time due to high temperature of main contacts inside HV switchgear cabinet. It is difficult to monitor the temperature there under high voltage condition.
用途：溅射靶材、物理气相沉积、高温合金、用于高压真空开关触头及精密合金添加剂。
Uses: sputtering target, physical vapor deposition, high temperature alloy for high-voltage vacuum switch contacts and precision alloy additives.
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