Danfoss VLT HVAC Drive FC 100 Series Design Manual page 50

2. Introduction to VLT HVAC Drive
2
Illustration 2.9: Bridge jumper between terminal 37 and 24 VDC
The illustration below shows a Stopping Category 0 (EN 60204-1) with safety Category 3 (EN 954-1). The circuit interrupt is caused by an opening door
contact. The illustration also shows how to connect a non-safety related hardware coast.
Illustration 2.10: Illustration of the essential aspects of an installation to achieve a Stopping Category 0 (EN 60204-1) with safety Category 3 (EN
954-1).
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MG.11.B7.02 - VLT ® is a registered Danfoss trademark
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VLT HVAC Drive Design Guide