Warner Electric Primary Brake Pin Drive Armature PB-825, PB-1000, PB-1225, PB-1525 Motor Brake and Spline Drive MB-825, MB-1000, MB-1225 Pin Drive - Manual (Page 16)

16 Warner Electric • 800-825-9050 P-208 • 819-0367
3.750
Removable plug in
ends for 1/2" conduit
.358/.338 dia. (6) holes
equally spaced on 7.250
dia.*
6.378/6.376
Pilot Dia.
.358/.338 dia.
(8) holes equally
spaced on
13.000 dia.*
13.875/13.871
pilot dia.
8.687
PB-1225 Brake–Normal Duty
Shaft Size .937 – 3.000
Static Torque 465 lb. ft.
Maximum Speed 3,000 rpm
Standard Voltage D.C. 6, 24, 90
Customer Shall Maintain:
1. Squareness of magnet mounting face with
armature shaft within .006 T.I.R.
2. Concentricity of magnet mounting pilot
diameter with armature shaft within .010 T.I.R.
Armature View
Magnet View
(Inside & Outside Mounted)
* Mounting holes are within .010 of true position relative to pilot diameter.
.921
1.546
7.531
5/16-18
UNC-3A
.562
Max.
4.625 Dia.
3
6.875
Dia.
12.671
Max.
Dia.
.093 When New
1.640
5.359 Max.
.593
.062
Min.
Running
Clearance
See page 32 for
details on
Bushings.
All dimensions are nominal unless otherwise noted.