介绍了一种新型MOA(金属氧化物避雷器)泄漏电流测试仪的研制。
A new model of leakage current tester of MOA (metal oxide arrester) is introduced.
方法：自制输入阻抗测试仪，采用金属外壳可屏蔽部分外部的干扰信号；
Methods An input circuit impedance tester with metal shells that could shield part of the external interference signal was made;
介绍了测试金属波纹管、膜片、膜盒、跳跃膜片等弹性元件特性参数的测试仪。
Introduced the test metal corrugated pipe, the diaphragm, the bellows, the reflect scope, the reflector, the caper diaphragm, the isoelastic part and characteristic parameter.
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