Warner Electric PB-120, PB-170, PB-250, PB-400 - Manual (Page 16)

16 Warner Electric • 800-825-9050 P-201
• 819-0485
PB-400 Flange Mounted Brake
Shaft Sizes .500 – .875
Static Torque 270 lb. in.
Maximum Speed 4,500 rpm
Standard Voltage D.C. 6, 24, 90
Armature View
Customer Shall Maintain:
1. Squareness of brake mounting face with
armature hub shaft within .006 T.I.R.
2. Concentricity of brake mounting pilot
diameter with armature shaft within .010 T.I.R.
Bore and Keyway Dimensions
Armature
Bore Dia.
Keyway
.501/.500 .125 x .062
*.563/.562
.626/.625
*.688/.687
.751/.750 .187 x .093
.876/.875
* Available on special order only.
Antibacklash
Armature
Std. Armature
For Bore & Keyway sizes
see chart below.
Removable plug in
ends for 1/2" con-
duit.
4.687 Max.
45°
5.625/5.623
Pilot diameter
.296/.280 diameter (4) holes equally
spaced on 5.000 diameter
4.250
Sq.
3.750
.015 When New
1/4-20
UNC-3A
1.250
1.875
1.873
Pilot Dia.
.093
.328 Max.
.187 (Std.)
.218 (Anti.)
.343
.609 Max.
3.562
Anti. Arm.
.875 (Std.)
.843 (Anti.)
Std. Arm.
1.640
1.546
.953
4.234
Max.
Dia.
2.328 (Std.)
2.359 (Anti.)
1.500
1.312
Field View
*Mounting holes are within .010 of true position relative to pilot diam-
eter.
.015