WCB-40 pages
A L L TO R Q LT D
Industrial Clutch, Brake & Motion Control Specialists
WCB-4 Wrap Spring Clutch/ Brake:
Superior Positioning Accuracy - ± 0.5º Non Cumulative
Superior Life - Over 10 Million Cycles*
Fast - 3mS Acceleration/ 1.5mS Deceleration time
Maximum Speed - 1,200 RPM (standard)
Maximum Torque - 13.55Nm (standard)
Optimized Production - FAST
Performance Data:
Static Torque
Bore & Keyway Data:
120 lb-in/ 13.55 Nm
Maximum Anti Overrun
Torque
Maximum Anti Back
Torque
25 lb-in/ 2.82 Nm
Bore (A)
Pin Hole (B)
0.376 - 0.378/ 9.55 - 9.61 0.115 - 0.135/ 2.92 - 3.43
(inch/ metric)
Set Screws (C)
Screw Data (D)
8-32 x 0.188 Set Screw
3 x 6-32UNC-2B on
0.938 PCD
80 lb-in/ 9.0 Nm
Inertia (Rotating Parts)
0.0636 lb-in²/ 1.863-5 Kgm²
Maximum Speed
3 x M4 x 0.7 on 23.83
PCD
1,200 RPM
Weight
0.3937 - 0.3951/
10.00 H9
2 lb/ 0.91 Kg
0.117 - 0.121/ 2.97 - 3.08 M4 x 0.7 x 5.0 Set Screw
Electrical Data: (100% ED. Intermittent Duty Options Available)
Voltage
Current
Resistance
Notes
115 VAC/ 60Hz
0.103 A
280.0 Ω
0.232 A inrush/ 0.098 A holding
24 VDC
0.325 A
74.0 Ω
12 VDC
0.732 A
16.4 Ω
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