FC 300 Design Guide
How to Install
380-500 V, 525-600 V
FC 30X Bus smann Bussmann Bussmann SIBA Littel fuse
Ferraz-
Shawmut
Ferraz-
Shawmut
Type RK1 Type J Type T Type RK1 Type RK1 Type CC Type RK1
K37-1K5 KTS-R10 JKS-10 JJS-10 5017906-010 KLS-R10 ATM-R10 A6K-10R
2K2-4K0 KTS-R20 JKS-20 JJS-20 5017906-020 KLS-R20 ATM-R20 A6K-20R
5K5-7K5 KTS-R30 JKS-30 JJS-30 5012406-032 KLS-R30 ATM-R30 A6K-30R
KTS fuses from Bussm ann m ay substitute KTN for 240 V adjustable frequency drives.
FWH fuses from Bussmann m ay substitute FWX for 240 V adjustable frequency drives.
KLSR fuses from LITTEL FUS E may substitute KLNR fuses for 240 V ad justable frequency drives.
L50S fuses from LITTEL FUSE may substitute L50S fuse s f or 240 V adjus table frequency drives.
A6KR fuses from FERRAZ S HAWMUT may substitute A2KR for 240 V adjustable frequency drives.
A50X fuses from FERRAZ SHAWMUT may substitute A25X for 240 V adjustable fre quency d rives.
Non-UL compliance
If UL/cU L is not to b e complied with, we
recommend using the follow ing fuses, which will
ensure compliance w ith E N50178:
In case of malfunction, not following the
recommendation may result in unnecessary
damage of the adjustable frequency drive. Fuses
must be designed for protection in a circuit
capable of supplying a m axim um of 10 0,000
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 - see national/international
regulations for selecting an applicable fuse
size.
" Access to control terminals
All terminals to the control cables are located
underneath the terminal cover on the front of the
FC 300. Remove the terminal cover by means
of a screwdriver (see illustration).
92
MG.33.B3.22 - VLT is a registered Danfoss trademark
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