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Caution: Be sure to read the L300P Inverter Manual and follow
its Cautions and Warnings for the initial product installation.
This Quick Reference Guide is intended for reference use by
experienced users in servicing existing installations.
UL
®
Cautions, Warnings, and Instructions
Wiring Warnings for Electrical Practices and Wire Sizes
The Cautions, Warnings, and instructions in this section summarize the
procedures necessary to ensure an inverter installation complies with
Underwriters Laboratories
®
guidelines.
Warning: “Use 60/75°C Cu wire only” or equivalent.
Warning: “Open Type Equipment.” For models L300P–900H to
L300P–1320H.
Warning: “Suitable for use on a circuit capable of delivering
not more than 100,000 rms symmetrical amperes, 240 V
maximum.” For models with suffix L.
Warning: “Suitable for use on a circuit capable of delivering
not more than 100,000 rms symmetrical amperes, 480 V
maximum.” For models with suffix H.
Terminal Tightening Torque and Wire Size
The wire size range and tightening torque for field wiring terminals are
presented in the tables below.
200V Models
Motor output
Inverter Model
Wire Size
(AWG)
Torque
kW HP ft-lbs (N-m)
1.5 2 –015LFU2 14 1.1 1.5
2.2 3 –022LFU2 14 1.1 1.5
3.7 5 –037LFU2 10 1.1 1.5
5.5 7 1/2 –055LFU2 8 1.8 2.5
7.5 10 –075LFU2 6 1.8 2.5
11 15 –110LFU2 4 3.6 4.9
15 20 –150LFU2 2 3.6 4.9
18.5 25 –185LFU2 1 3.6 4.9
22 30 –220LFU2 1/0 6.5 8.8
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