Input voltage range 3 AC 380 V – 480 V. ± 10 % (Unfiltered)
Order No.
6SE6420-
[A]
IEC Fuse
6
3NA
UL/IEC Fuse
[A]
Semiconductor
3NE
(Siemens)
3
UL Fuse
Non-
[A]
Semiconductor
4
[A]
UL/IEC Type E
Motor Controller
3RV
NKJH (Siemens)
2
[mm
]
2
Input Cable, min.
[awg]
[mm
]
2
Input Cable max.
[awg]
[mm
]
Output Cable
2
max.
[awg]
[mm
]
Output Cable
2
max.
[awg]
MICROMASTER 420/430/440 — Getting Started — 01/18 — A5E02779537A-AF
2UD25-
2UD27-
2UD31-
5CA1
5CA1
1CA1
20
25
35
3807
3810
3814
25
25
35
1815-0
1815-0
1803-0
25
25
35
32
32
32
2021-4EA##
1031-4EA$$
2.5
4.0
6.0
14
12
10
10.0
10.0
10.0
8
8
8
1.5
2.5
4.0
16
14
12
10.0
10.0
10.0
8
8
8
2 -
UL/IEC Type E Motor controller SCCR is 65kA, except for 3RV2021-4EA## when
SCCR is 50kA. Smaller current rating devices of same type than specified may be
used. Some Type E motor controllers require additional terminal blocks, please check
conditions of use.
3 -
UL Semiconductor fuse SCCR is 50kA.
4 -
Listed JDDZ. Fuse of any manufacturer with faster tripping characteristic than class RK5
and rated at least 480VAC e.g. class J, T, CC, G or CF. Smaller
current rating devices of same type than specified may be used.
6 -
Smaller current rating devices of the same type than specified may be used.
-
## - 10, 15, 20, 25 or 40. $$ - 10 or 15
15