Type	Voltage [V]	Frequency [Hz]	Resistance	Rated Speed [r/min]	Current [A]	Torque [kgfcm]	Max. output power [W]	Starting Torque [kgfcm]
S20-AH	Single-phase 110	50	12.3	2797	1.877	490	10.3	370
		60	11.5	3362	1.41	470	12.17	320
S20-AK	Single-phase 110	50	24	2683	0.465	260	5.55	160
		60	20.7	3269	0.507	270	7.08	170
S20-AMH	Single-phase 110	50	12.3	2797	1.877	490	10.3	370
		60	11.5	3362	1.41	470	12.17	320
S20-CH	Single-phase 220	50	49.8	2750	0.435	380	7.89	260
		60	42	3339	0.452	390	10.04	250
S20-CK	Single-phase 220	50	81.8	2714	0.226	300	6.25	190
		60	69.8	3282	0.252	300	7.95	180
S20-CMH	Single-phase 220	50	49.8	2750	0.435	380	7.89	260
		60	42	3339	0.452	390	10.04	250