5.2 Wiring
• Dynamatic recommends adhering to the National Fire Protection Association’s “NFPA 70:
National Electrical Code” codes and standards for proper branch protection, SCCR ratings,
and ampacity ratings.
o https://www.nfpa.org/codes-and-standards/all-codes-and-standards/list-of-codes-
and-standards/detail?code=70
• Terminal Block Tightening Torque
o “TB” : 25 lb-in.
o “TB1” : 8.8 lb-in.
o “TB2” : 6 lb-in.
Figure 7: “TB1” Terminal Block
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