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Centrifugal Switch Diagram

Centrifugal Switch Application Chart

Torq Series NumberC100C150C170C200C250C300
Mechanism Outer Diameter (A)2.00in.
(50.80mm)
2.25in.
(57.15mm)
2.42in.
(61.47mm)
2.61in.
(66.29mm)
2.78in.
(70.61mm)
3.56in.
(90.42mm)
Mechanism Height (G)0.51-0.60in.
(12.95-15.24mm)
0.65-0.75in.
(16.51-19.05mm)
0.64-0.74in.
(16.26-18.80mm)
0.63-0.76in.
(16.00-19.30mm)
0.66- 0.72in.
(16.76mm)
0.77-0.96in.
(19.56-24.38mm)
Frame (NEMA)38-4242-4848-5648-145145-180180-215
Shaft Diameter (B)0.25-0.60in
(6.35-15.24mm)
0.30-0.80in.
(7.62-20.32mm)
0.35-0.80in.
(8.89-20.32mm)
0.40-1.00in.
(10.16-25.4mm)
0.60-1.40in.
(15.24-35.56mm)
0.80-1.70in.
(20.32-43.18mm)
Speed in Poles/Hertz2P50; 2P60
4P50; 4P60
  2P50; 2P60
4P50; 4P60
6P50;6P60
8P50; 8P60
  
Motor Bearing620262026202-62036202-62046204-62056205-6208

Stationary Switch Application Chart

  Dual Arm         Single Arm
Torq Series Number S100 S200 S250 S300 S350 Single Arm
Motor Bearing 6202 6203 6204 6205 6206 VARIOUS
Frame (NEMA) 38-42 42-56 56-146 180-215 180-215 VARIOUS
Inner Diameter 1.410in.
(35.81mm) 
1.687in.
(42.85mm)
1.937in.
(49.20mm)
2.250in.
(57.15mm) 
2.906in.
(73.81mm)
N/A
Mounting Center 2.125in.
(53.97mm)
2.562-2.75in.
(65.07-69.85mm)
2.562-2.75in.
(65.07-69.85mm)
2.75 or 3.375in.
(69.85 or 85.72mm)
3.375in.
(85.72mm)
VARIOUS
Length & Width 2.62 x 2.23in.
(65.55 x 56.64mm)
3.438 x 2.50in.
(87.33 x 63.50mm)
3.438 x 3.063in.
(87.33 x 77.80mm)
3.813 x 3.25in.
(96.85 x 82.55mm)
4.30 x 4.00in.
(109.22 x 101.60mm) 
VARIOUS
Contact Arrangements*
Left
SPNO
SPNO
SPNO
SPNO
Right
---
SPNO
SPNC
SPDT
  Left
SPNO
SPNO
SPNO
SPNO
SPDT
Right
---
SPNO
SPNC
SPDT
SPDT
  SPNO
SPNC
SPDT
Locked Rotor Current (Amps) 20-35A 35-50A 35-50A 70A 70A VARIOUS