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3.1.2 Fuses
Branch circuit protection:
In order to protect the installation against electrical and fire hazard, all branch circuits in an installation, switch gear, machines etc., must be short-circuited and
overcurrent protected according to national/international regulations.
Short circuit protection:
GE Drive is suitable for a circuit capable of supplying a maximum of 100,000 A
3
Overcurrent protection:
Provide overload protection to avoid overheating of the cables in the installation. Overcurrent protection must always be carried out according to national
regulations.
Non UL compliance:
If UL/cUL is not to be complied with, GE recommends using the fuses mentioned in the below table, which will ensure compliance with EN50178/IEC61800-5-1:
In case of malfunction, not following the fuse recommendation may result in damage to the frequency converter.
Bussmann
1 X 200-240 V
Type RK1
1/4 - 1/2
KTN-R15
1
KTN-R25
2
KTN-R35
3
KTN-R50
3 x 200-240 V
1/3
KTN-R10
1/2
KTN-R15
1
KTN-R20
2
KTN-R25
3
KTN-R40
5
KTN-R40
3 x 380-480 V
1/2 - 1
KTS-R10
2
KTS-R15
3
KTS-R20
4
KTS-R40
5
KTS-R40
7.5
KTS-R40
10
KTS-R40
15
KTS-R60
20
KTS-R60
25
KTS-R60
30
KTS-R60
Table 3.2: Fuses
12
Max. fuses UL
Bussmann
Bussmann
Type J
Type T
JKS-15
JJN-15
JKS-25
JJN-25
JKS-35
JJN-35
JKS-50
JJN-50
JKS-10
JJN-10
JKS-15
JJN-15
JKS-20
JJN-20
JKS-25
JJN-25
JKS-40
JJN-40
JKS-40
JJN-40
JKS-10
JJS-10
JKS-15
JJS-15
JKS-20
JJS-20
JKS-40
JJS-40
JKS-40
JJS-40
JKS-40
JJS-40
JKS-40
JJS-40
JKS-60
JJS-60
JKS-60
JJS-60
JKS-60
JJS-60
JKS-60
JJS-60
AF-60 LP™ Micro Drive Operating Instructions
(symmetrical), 480 V maximum.
rms
Ferraz-
Littel fuse
Shawmut
Type RK1
Type CC
KLN-R15
ATM-R15
KLN-R25
ATM-R25
KLN-R35
-
KLN-R50
-
KLN-R10
ATM-R10
KLN-R15
ATM-R15
KLN-R20
ATM-R20
KLN-R25
ATM-R25
KLN-R40
ATM-R40
KLN-R40
-
KLS-R10
ATM-R10
KLS-R15
ATM-R15
KLS-R20
ATM-R20
KLS-R40
ATM-R40
KLS-R40
ATM-R40
KLS-R40
-
KLS-R40
-
KLS-R60
-
KLS-R60
-
KLS-R60
-
KLS-R60
-
DET-579A
Ferraz-
Max. fuses non UL
Shawmut
Type RK1
Type gG
A2K-15R
16A
A2K-25R
25A
A2K-35R
35A
A2K-50R
50A
A2K-10R
10A
A2K-15R
16A
A2K-20R
20A
A2K-25R
25A
A2K-40R
40A
A2K-40R
40A
A6K-10R
10A
A2K-15R
16A
A6K-20R
20A
A6K405R
40A
A6K-40R
40A
A6K-40R
40A
A6K-40R
40A
A6K-60R
63A
A6K-60R
63A
A6K-60R
80A
A6K-60R
80A
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