Mitsubishi Electric FR-F720-00046 Installation Manuallines page 26

Appendix 2 Instructions for UL and cUL Compliance
(Conforming standard UL 508C, CSA C22.2 No.14)
(1) Installation
This inverter is a UL / cUL Listed open type device for use inside an enclosure, or enclosed Type 1 device with a
suitably rated enclosure.
For open type, design an enclosure so that the inverter surrounding air temperature, humidity and atmosphere satisfy
the specifications. (Refer to page 1.)
The following UL / cUL Listed FR-F700 Series Inverters employ a UL Type 1 Enclosure - Suitable for Installation in a
Compartment Handling Conditioned Air (Plenum):
Models FR-F720-00046, -00077, -00105, -00167, -00250, -00340, -00490, 00630, -00770, -00930, followed by -NA
suffix.
Models FR-F740-00023, -00038, -00052, -00083, -00126, -00170, -00250, -00310, -00380, -00470, -00620, followed
by -NA suffix.
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 Canadian Electrical Code
and any applicable provincial codes.
Provide the appropriate UL and cUL listed Class RK5, Class T or Class L type fuse or UL489 molded case circuit
breaker (MCCB) that is suitable for branch circuit protection in accordance with the table below.
Note, the Class L fuses can be used if the applicable current rating is larger than 600A.
FR-F720- -NA
Rated fuse voltage(V)
Without power
Fuse
factor improving
maximum
reactor
allowable
With power factor
rating (A)*
improving reactor
Molded case circuit breaker
(MCCB)
maximum allowable rating (A)*
FR-F720- -NA
Rated fuse voltage(V)
Without power
Fuse
factor improving
maximum
reactor
allowable
With power factor
rting (A)*
improving reactor
Molded case circuit breaker
(MCCB)
maximum allowable rating (A)*
FR-F740- -NA
Rated fuse voltage(V)
Without power
Fuse
factor improving
maximum
reactor
allowable
With power factor
rating (A)*
improving reactor
Molded case circuit breaker
(MCCB)
maximum allowable rating (A)*
FR-F740- -NA
Rated fuse voltage(V)
Without power
Fuse
factor improving
maximum
reactor
allowable
With power factor
rating (A)*
improving reactor
Molded case circuit breaker
(MCCB)
maximum allowable rating (A)*
* Maximum allowable rating by US National Electrical Code at SLD rating.
Exact size must be chosen for each installation.
00046 00077 00105 00167 00250 00340 00490 00630 00770 00930 01250 01540 01870 02330
15 20 30 40
15 20 20 30
15 15 25 40
03160 03800 04750
240V or more
⎯ ⎯ ⎯
500 600 700
700 900 1000
00023 00038 00052 00083 00126 00170 00250 00310 00380 00470 00620 00770 00930 01160
6 10 15 20
6 10 10 15
15 15 15 20
01800 02160 02600 03250 03610 04320 04810 05470 06100 06830 07700 08660 09620 10940 12120
⎯ ⎯ ⎯ ⎯
300 350 400 500
450 500 600 800
240V or more
60 80 150 175 200
50 70 125 150 200
60 80 110 150 175
480V or more
30 40 70 80
25 35 60 70
30 40 60 70
500V or more
⎯ ⎯ ⎯ ⎯
600 700 800 900 1000 1100 1200 1350 1500 1800 2000
900 1000 1200 1200 1200 1600 1600 2000 2000 2500 3000
225 300 350 400
200 250 300 350
225 300 350 450
90 110 150 175 200
90 100 125 150 175
90 100 150 175 225
⎯ ⎯ ⎯ ⎯ ⎯
500
400
500
250
200
250
⎯ ⎯
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