Lenze M300 - Handbuch (Seite 34)

Installation
Safety instructions for the installation according to UL/CSA
4
EN
34 Lenze ¯ MDKSEMA ¯ 3.0
4.2 Safety instructions for the installation according to UL/CSA
J
Warnings!
¯ Use 75 °C copper wire only, except for control circuits.
– Maximum conductor size is AWG14.
¯ Overload protection: 125 % of rated FLA
¯ Integral solid state short circuit protection does not provide branch
circuit protection. Branch circuit protection must be provided in
accordance with the National Electrical Code and any additional local
codes.
Single installation
¯ Suitable for use on a circuit capable of delivering not more than
5000 rms symmetrical amperes, 480 V maximum.
¯ When protected by fuses rated:
– Model 63−42: fuse max. 3 A
– Model 80−32: fuse max. 10 A
¯ When protected by a circuit breaker:
– Having an interrupting rating not less than 5000 rms symmetrical
amperes, 480 V maximum.
– Rated max. 15 A
Motor group installation
¯ Suitable for motor group installation on a circuit capable of delivering
not more than 5000 rms symmetrical amperes, 480 V maximum.
¯ When protected by fuses rated:
– Fuse max. 20 A
¯ When protected by a circuit breaker:
– Having an interrupting rating not less than 5000 rms symmetrical
amperes, 480 V maximum.
– Rated max. 20 A