Siemens TYPE VBII Series

Fuse Applications and Dimensions
Siemens Type VBII Safety Switch
Class J
Application: Current limiting protection
to a wide variety of applications,
Panelboards, Switchboards, Busway
and Feeder Circuits.
Rejection: Its unique dimensions
prevent the substitution of another fuse
.
A
B
C
D
E
F
G
A
E
G
C
D
B
Ferrule Type 0-60A
Class J Blade Type 61-600A
Class J Ferrule Type 0-60A
Ampere
Rating A B C D E F G A B C D E F G
0-30 2 –– –– –– 9/16 –– 1/2 5 –– –– –– 13/16 –– 17/32
35-60 3 –– –– –– 13/16 –– 21/32 5 1/2 –– –– –– 1 1/16 –– 21/32
65-100 5 7/8 –– –– –– 3/4 1/8 1 7 7/8 –– –– –– 3/4 1/8 1
110-200 7 1/8 –– –– –– 1 1/8 3/16 1 3/8 9 5/8 –– –– –– 1/8 3/16 1 3/8
225-400 8 5/8 –– –– –– 1 5/8 1/4 1 7/8 11 5/8 –– –– –– 1 5/8 1/4 1 7/8
450-600 10 3/8 –– –– –– 2 1/4 2 1/4 13 3/8 –– –– –– 2 1/42 1/4
Class J Fuse Dimensions
A
K
F
D
C
E
B
G
J
H
1” MIN
B
C
A
1” MIN
Blade Type 61-600A
AAmmppeerree
Rating A B C D E F G H J K
Class R and H Fuses
Class R Application: Over-current and
short-circuit protection of motors and
transformers, service entrance equip-
ment, feeder and branch circuits.
(General Purpose Protection)
Class R Rejection: A UL Class R fuse kit is
required that rejects lower-rated fuses
(H and K).
250 Volts 600 Volts
Class H Fuse Dimensions
Class R Fuse Dimensions
Ampere
Rating A B C D E F G A B C D E F G
0-30 2 5/32 5/64 3/8 9/16 –– 1/2 5 3/16 3/32 5/8 13/16 –– 17/32
35-60 3 3/16 3/32 5/8 13/16 –– 21/32 5 1/2 1/4 3/32 7/8 1 1/16 –– 21/32
61-100 5 7/8 1/2 9/32 23/64 3/4 1/8 1 7 7/8 1/2 9/32 23/64 3/4 1/8 1
101/200 7 1/8 11/16 9/32 35/64 1 1/8 3/16 1 3/8 9 5/8 11/16 9/32 35/64 1 1/8 3/16 1 3/8
201-400 8 5/8 15/16 13/32 51/64 1 5/8 1/4 1 7/8 11 5/8 15/16 13/32 51/64 1 5/8 1/4 1 7/8
401-600 10 3/8 1 1/8 13/32 63/64 2 1/4 2 1/4 13 3/8 1 1/8 17/32 53/64 2 1/4 2 1/4
250 Volts 600 Volts
0-30 2 1/4 1/2 13/16 – – – – – – –
31-60 2 3/8 5/8 1 1/16 – – – – – – –
61-100 4 5/8 3 5/8 1 1/8 3/4 1/8 1 1/2 9/32 3/8 2 5/8
101-200 5 3/4 4 3/8 1 5/8 1 1/8 3/16 13/8 11/16 9/32 3/8 3
201-400 7 1/8 5 1/4 2 1/8 1 5/8 1/4 17/8 15/16 13/32 17/32 3 3/8
401-600 8 6 2 5/8 2 3/8 21/8 1 17/32 11/16 3 3/4
50