Model	Units	57ZW3Y54A20	57ZW3Y54A40	57ZW3Y54A60	57ZW3Y74A20	57ZW3Y74A40	57ZW3Y74A60	57ZW3Y94A20	57ZW3Y94A40	57ZW3Y114A20	57ZW3Y114A40
Number of poles		4
Number of phase		3
Rated voltage	VDC	24
Rated speed	RPM	2000	4000	6000	2000	4000	6000	2000	4000	2000	4000
Continuous stall torque	N.m	0.19	0.19	0.19	0.384	0.384	0.384	0.54	0.54	0.72	0.72
Rated torque	N.m	0.16	0.16	0.16	0.32	0.32	0.32	0.45	0.45	0.6	0.6
Rated power	W	33.5	67	100.5	67	134	201	94	188	125	251
Peak torque	N.m	0.48	0.48	0.48	0.96	0.96	0.96	1.35	1.35	1.8	1.8
Peak current	A	5.58	11.1	16.7	11.1	22.2	33.3	15.6	31.2	20.8	41.6
Torque constant	Nm/A	0.081	0.045	0.028	0.081	0.045	0.028	0.081	0.045	0.081	0.045
Back E.M.F	V/KRPM	8.57	4.8	3	8.57	4.8	3	8.57	4.8	8.57	4.8
Rotor inertia	g.c㎡	60.5	60.5	60.5	113	113	113	181.5	181.5	242	242
Body length	mm	54	54	54	74	74	74	94	94	114	114
Voltage range	VDC	12~60	12~60	12~60	24~60	24~60	24~60	24~160	24~160	24~160	24~160
Speed Range	RPM	2000~6000
Weight	Kg	0.5	0.5	0.5	0.75	0.75	0.75	1	1	1.25	1.25