3.3.3 Mounting the rack
The rack is designed to be mounted in an enclosure.
For UL/cUL listing, the rack must be:
• Mounted on a flat surface of a type 1 enclosure.
• Installed in accordance with the NEC (US) or the CEC (Canada).
MORE INFORMATION
See the Data sheet for more information about the electrical specifications.
CAUTION
• Dust accumulation may damage the controller or cause overheating. DEIF recommends mounting the rack in a cabinet
with a filter on the air supply.
• Protect the controller terminals from static discharge during installation, especially while the frame ground is not
connected.
Spacing around the controller
• For ventilation: A minimum of 20 mm (0.8 in) free space above and below the rack frame is required.
INSTALLATION INSTRUCTIONS 4189340909I UK Page 19 of 144
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