Snubber board installation, All 1336 force, impact, plus, and plus ii drives, I-20 – Rockwell Automation 1336-SN-SP20A Snubber Board Kit User Manual
Page 20
1336-5.40 – August, 1999
I-20
All 1336 FORCE, IMPACT, PLUS, and PLUS II Drives
Snubber Board Installation
Important: The assembly is shown removed from the main frame for
clarity. It is not necessary to remove the IGBT and Precharge
assembly from the main frame to do this test, or to install the RC
Snubber Kit.
Figure I-10
Snubber Board Installation
1. Access the SCR Assembly. Refer to “SCR Assembly Access” on
2. Remove the four screws that hold the heat sink guard in place.
Remove the guard.
3. Remove the two lower nuts and the wire from the Heat Sink
Assembly bus bar studs. Refer to Figure I-10.
AB0932
Snubber Board
Copper Plate
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