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XN550R-A (XH550C)      
 2-pole 3-wire 5-50R      
 10/3 SJT, SJTW, SJTO, SJTOW, SJTOO, SJTOOW, ST, STW, STO,      
 STOW, STOO, STOOW, SJ, SJO, SJOW, SJOO, SJOOW, S, SO,      
 SOW, SOO, SOOW      
 8/3 ST, STW, STO, STOW, STOO, STOOW, S, SO, SOW, SOO, SOOW