FC 300 Instruction Manual
How to Install
380-500 V, 525-600 V
FC 30X Bussmann Bussmann Bussmann SIBA L it tel fuse
Ferraz-
Shawmut
Ferraz-
Shawmut
Ty pe RK1 Type J Type T Type RK1 Type RK1 Type CC Type RK1
K37-1K5 K TS-R10 JKS-10 JJS-10 5017906-010 KLS-R10 ATM-R10 A6K-10R
2K2-4K0 K TS-R20 JKS-20 JJS-20 5017906-020 KLS-R20 ATM-R20 A6K-20R
5K5-7K5 K TS-R30 JKS-30 JJS-30 5012406-032 KLS-R30 ATM-R30 A6K-30R
KTS fuses from Bussmann may substitute KTN for 24 0 V adjustable frequency drives.
FWH f use s from Bussmann may substitute FWX for 240 V adjustable frequency drives.
KLSR fuses from LITTEL FUSE may substitute KLNR fuses for 240 V adjustable frequency d rives.
L50S fuses from LITTEL FUSE may substitute L50S fuses for 240 V adjustable frequency drives.
A6KR fuses from FERRAZ SHAWMUT may substitute A2KR for 240 V adjustable frequency drives.
A50X fuses from FERRAZ SHAWMUT may substitute A 25X for 240 V adjustable frequency drives.
Non-UL compliance
If UL/cU L is not to be complied with, we
recommend using the following fuses, which w ill
ensure compliance with EN50178:
In case of malfunction, not following the
recommendation m ay result in unnecessary
damage of the adjustable frequency drive. Fuses
must be designed for protection in a circuit
capable of supplying a maximum of 100,000
A
rms
(symmetrical), 500 V maximum.
FC 30X Max. fuse size Voltage Type
K25-K75 10A
1)
200-240 V type gG
1K1-2K2 20A
1)
200-240 V type gG
3K0-3K7 32A
1)
200-240 V type gG
K37-1K5 10A
1)
380-500V type gG
2K2-4K0 20A
1)
380-500V type gG
5K5-7K5 32A
1)
380-500V type gG
1) Max. fuses - se e n ational/inte rnational
regulations for selecting an applicable fuse
size.
19
MG.33.A4.22 - VLT is a registered Danfoss trademark