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(Conforming standard UL 508C, CSA C22.2 No.14)
(1) Installation
This inverter is UL-listed as a product for use in an enclosure.
Design an enclosure so that the inverter ambient temperature, humidity and atmosphere satisfy the specifications.
(Refer to page 91.)
Wiring protection
For installation in the United States, branch circuit protection must be provided in accordance with the National
Electrical Code and any applicable provincial codes.
For installation in Canada, branch circuit protection must be provided in accordance with the Canada Electrical Code
and any applicable provincial codes.
Use the Class RK5, Class T or L type fuses certified by UL and cUL.
(2) Wiring of the power supply and motor
For wiring the input (R/L1, S/L2, T/L3) and output (U, V, W) terminals of the inverter, use the UL-listed copper wires
(rated at 75°C) and round crimping terminals. Crimp the crimping terminals with the crimping tool recommended by the
terminal maker.
(3) Short circuit ratings
•
01160 or less
Suitable For Use in A Circuit Capable Of Delivering Not More Than 65kA rms Symmetrical Amperes, 528V Maximum.
•
01800 or more
Suitable For Use in A Circuit Capable Of Delivering Not More Than 65kA rms Symmetrical Amperes, 550V Maximum.
Appendix 4 Instructions for UL and cUL
FR-F740-
-EC
00023
00038
00052
00083
00126
00170
00250
00310
00380
00470
00620
00770
00930
01160
Rated voltage(V)
480V or more
Rated
curre
nt (A)
Without power factor
improving reactor
6
10
15
20
30
40
70
80
90
110
150
175
200
250
With power factor
improving reactor
6
10
10
15
25
35
60
70
90
100
125
150
175
200
FR-F740-
-EC
01800
02160
02600
03250
03610
04320
04810
05470
06100
06830
07700
08660
09620
10940
12120
Rated voltage(V)
500V or more
Rated
current
(A)
Without power factor
improving reactor
With power factor
improving reactor
300
350
400
500
600
700
800
900
1000
1100
1200
1350
1500
1800
2000
Summary of Contents for FR-F 700 EC
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