2.2 Wiring 
 
2-18 
Panel internal temperature of 40 C (104 °F) or lower 
Table 2.2-4 Wire size (main power supply input and inverter output) 
HHD specification: High, Heavy Duty applications 
HND specification: High, Normal Duty applications 
 
(Note 1) “IV wire” is used for permissible temperature of 60 °C (140 °F), "600 V HIV insulated wire” is used for 75 °C 
(167 °F), and “600 V cross-linked polyethylene insulated wire” is used for 90 °C (194 °F). These values 
are for aerial wiring. 
 
*1)  For compatible crimped terminals, please use model 38-6 by JST Mfg. Co., Ltd. or equivalent. 
*2)  For compatible crimped terminals, please use model 60-6 by JST Mfg. Co., Ltd. or equivalent. 
*3)  For compatible crimped terminals, please use model 8-L6 by JST Mfg. Co., Ltd. or equivalent. 
*4)  Not applicable 
*5)  Not applicable 
*6)  Not applicable 
*7)  Not applicable 
   
Standard   
applicable   
motor (kW) 
Recommended wire size (mm
2
) 
Main power supply input [L1/R, L2/S, L3/T] 
Inverter output [U, V, W] 
Permissible 
temperature (Note 
1) 
Permissible 
temperature (Note 1) 
Permissible 
temperature (Note 1) 
Permissible 
temperature (Note 
1)