Manual

14 PowerFlex® DC Drive - Frame B Bimetal Thermostat
Remove the Bimetal Thermostat
1. Remove the solder from the connections on the two leads of the bimetal
thermostat.
2. Unscrew the base and remove the bimetal thermostat from the heatsink.
Step 5: Install the New
Bimetal Thermostat
Install the new Bimetal Thermostat in reverse order of removal as detailed
in Step 4: Remove the Existing Bimetal Thermostat
on page 10.
Important: Thermal grease must be applied to the bottom of the
Bimetal Thermostat before securing it to the heatsink.
• Use the following table to determine the proper tightening torque for the
bolts that secure the bus bars to the SCR Modules:
Remove solder and
bimetal thermostat
Regenerative Drive Shown
230V AC Input
Drive Current
Rating Code DC Amps AC Line Amps HP Final Torque
146 146 119 40
4.5…5.5 N•m (40…48.7 lb•in)180 180 147 50
218 218 178 60
265 265 217 75
11…13 N•m (97.4…115 lb•in)360 360 294 100
434 434 355 125
460V AC Input
Drive Current
Rating Code DC Amps AC Line Amps HP Final Torque
167 167 136.4 100
4.5…5.5 N•m (40…48.7 lb•in)
207 207 169.1 125
250 250 204.3 150
11…13 N•m (97.4…115 lb•in)
330 330 269.6 200
412 412 336.6 250