Amperage Rating
5kV
Catalog No.
8.7/15kV GRD-Y*
Catalog No.
15/25kV GRD-Y
Catalog No.
20/35kV GRD-Y
Catalog No.
10
–
M15CLF010
M25CLF010
M35CLF010
20
–
M15CLF020
M25CLF020
M35CLF020
30
–
M15CLF030
M25CLF030
M35CLF030
40
–
M15CLF040
M25CLF040
M35CLF040
50
–
M15CLF050
M25CLF050
M35CLF050
65
–
M15CLF065
M25CLF065
–
80
M05CLF080
M15CLF080
M25CLF080
–
100
M05CLF100
M15CLF100
M25CLF100
–
125/115
M05CLF125
M15CLF115
–
–
150
M05CLF150
–
–
–
180
M05CLF180
–
–
–
FUSE ORDERING INFORMATION
TAbLE 1 – FUSE CATALOG NUMbERS
NOTE: Fuses rated 6, 8, 12, 18 and 25 Amps are also available by special request.
Contact Factory for additional information.
Grounded Y systems must have enough grounded load to prevent the recovery voltage from exceeding the
fuse’s maximum voltage.
* For 65 Amp and higher, the fuses have a rated maximum voltage of 8.3 kV
For 65 Amp and higher, the fuses have a rated maximum voltage of 15.5 kV
F
15
PG-PC-0506
Thomas & Betts Corporation 8155 T&B Boulevard Memphis TN 38125 800.888.0211 www.tnb.com
Molded Current-Limiting Fuse
Approx. Weight 30 lbs.
Approx. Weight 35 lbs.
TAbLE – FUSE END FITTING ARRANGEMENTS
22
222
200 Amp Deepwell on both ends.
200 Amp Deepwell on one end and
two 200 Amp Deepwells on the other end.
Description
Outline
Model No.
To completely specify and order a Molded Current-Limiting Fuse:
1. Select the Fuse Catalog Number
from Table 1 based on the amperage
and system voltage class. This
table is also used to order spare or
replacement fuses.
2. From Table 2 select a suffix for the
Model Number based on the required
fuse end fittings. If end fittings are
to be ordered and shipped separately
from the fuse, use Table 4.
3. Select Mounting Options (if
required) from Table 3.
EXAMPLE
:
To order a fuse for application in a
25kV system (17.2 line-to-ground),
rated 50 Amp with factory assembled
200 Amp Deepwell end fittings and no
mounting provision, specify:
CATALOG NO. M5CLF50-
Mounting Options (See Table 3)