Warner Electric PCBC-500 Clutch_Brake Coupling - Manual (Page 32)

PCBC-500 Clutch/Brake Coupling Heavy Duty
Armature Shaft .500 – 1.250
Magnet Shaft .750 – 1.250
Static Torque 40 lb.ft.
Maximum Speed 5,400 RPM
Standard Voltage D.C. 6, 24, 90
Outside Mounted Flush Backing Plate
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 ar ma ture hub shaft within
.010 T.I.R.
3. Concentricity of clutch magnet hub assembly
shaft with armature hub shaft within .006 T.I.R.
.953
1.468 Max.
1.125
4.875
5.734 Max.
.906
2.062
3.953
Pilot
Dia.
4
.390
.062
When
New
1.187
1.031
1.093
.171
.062
When
New
5.890
.515
3/8-16
UNC-2A
Outside Mounted Offset Backing Plate
5.937
Running
Dia. Max.
1.375
1.281
1.062
.984
2.375
1.500
8-32
UNC-
3A
1.546
1.937
4.953
5.031
5.812
5.125
2.065
2.063
Bore and Keyway Dimensions
Armature
Bore Dia.
Keyway
.751/.750 .187 x .093
.876/.875
.9385/.9375
1.001/1.000
1.126/1.125
.250 x .125
1.251/1.250
Magnet View
(Inside & Outside Mounted)
Removable plug in ends for
1/2" conduit.
6.500/6.498 Pilot Dia.
45°
For Bore
& Keyway sizes see
chart below. .208/.201 dia. (8) holes
equally spaced on 2.375
dia.*
.399/.389 dia. (4) holes equally spaced
on 5.875 dia.**
3.750
5.062
5
Collector Ring View
1/2-14 NPSM Am. std.
straight pipe tap.
See page 34 for
details on Bushings.
* Mounting holes are within .010 of true position relative to pilot
diameter.
** Mounting holes are within .008 of true position relative to pilot
diameter.
Warner Electric • 800-825-9050 819-0484 32