Detailed Product Description Name: Moving Iron Voltmeter with change over Switch Type: SD-96, SD-72, SD-80Size(mm): 96X96, 72X72, ... 200V 250V 400V 500V 3-Position: L1-L2, L1-L3, L2-L3(OFF Position is available on request).3 phase 4 wire ... 300/500V.6-Position: L1-L2, L1-L3, L2-L3, L1-N, L2-N, L3-N(OFF Position is available on request)Mounting ...