16 Installation
Honeywell
3
3.2.3 Cable and fuse specifications
Use cables with heat resistance of at least +70 C. The cables and the fuses must be
dimensioned according to the tables below. Installation of cables according to UL
regulations is presented in Chapter 3.2.6.
The fuses function also as cable overload protection.
These instructions apply only to cases with one motor and one cable connection from
the inverter to the motor. In any other case, ask the factory for more information.
EMC class
Level H (C2)
Level C (C1)
Mains cable types
1
1
Motor cable types
3
3
Control cable types
4
4
Table 3.4 : Cable types required to meet standards. EMC levels are
described in Chapter 3.1.3.
Cable type
Description
1
Power cable intended for fixed installation and the specific mains voltage.
Shielded cable not required.
(NKCABLES/MCMK or similar recommended)
2
Power cable equipped with concentric protection wire and intended for the
specific mains voltage.
(NKCABLES /MCMK or similar recommended).
3
Power cable equipped with compact low-impedance shield and intended
for the specific mains voltage.
(NKCABLES /MCCMK, SAB/ÖZCUY-J or similar recommended).
*360º grounding of both motor and FC connection required to meet the standard
4
Screened cable equipped with compact low-impedance shield (NKCA-
BLES /Jamak, SAB/ÖZCuY-O or similar).
Table 3.5 : Cable type descriptions
Frame
Type
I
N
[A]
Fuse
[A]
Mains
cable
Cu [mm
2
]
Terminal cable size (min/max)
Main
terminal
[mm
2
]
Earth
terminal
[mm
2
]
Control
terminal
[mm
2
]
Relay
terminal
[mm
2
]
MI1
P25-P75
1.7-3.7
10
2*1.5+1.5
1.5-4
1.5-4
0.5-1.5
0.5-1.5
MI2
1P1-1P5
4.8-7.0
20
2*2.5+2.5
1.5-4
1.5-4
0.5-1.5
0.5-1.5
MI3
2P2
9.6
32
2*6+6
1.5-6
1.5-6
0.5-1.5
0.5-1.5
Table 3.6 : Cable and fuse sizes for SmartDrive Compact, 208 - 240V
