Download Print this page

Fuse Application & Dimensions - Siemens TYPE VBII Series Application Manual

Safety switches
Hide thumbs

Advertisement

Fuse Applications and Dimensions
Siemens Type VBII Safety Switch
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).
Class H Fuse Dimensions
Ampere
Rating
A
B
0-30
2
––
35-60
3
––
65-100
5 7/8
––
110-200
7 1/8
––
225-400
8 5/8
––
450-600
10 3/8
––
Class R Fuse Dimensions
Ampere
Rating
A
B
0-30
2
5/32
35-60
3
3/16
61-100
5 7/8
1/2
101/200
7 1/8
11/16
201-400
8 5/8
15/16
401-600
10 3/8
1 1/8
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
Class J Fuse Dimensions
A A m m p p e e r r e e
Rating
A
B
0-30
2 1/4
1/2
31-60
2 3/8
5/8
61-100
4 5/8
3 5/8
101-200
5 3/4
4 3/8
201-400
7 1/8
5 1/4
401-600
8
6
50
Ferrule Type 0-60A
250 Volts
C
D
E
––
––
9/16
––
––
13/16
––
––
3/4
––
––
1 1/8
3/16
––
––
1 5/8
––
––
2
250 Volts
C
D
E
5/64
3/8
9/16
3/32
5/8
13/16
9/32
23/64
3/4
9/32
35/64
1 1/8
13/32
51/64
1 5/8
13/32
63/64
2
B
Class J Ferrule Type 0-60A
.
C
D
E
13/16
1 1/16
1 1/8
3/4
1/8
1 5/8
1 1/8
3/16
2 1/8
1 5/8
1/4
2 5/8
2
3/8
A
B
E
D
G
C
F
G
A
––
1/2
5
––
21/32
5 1/2
1/8
1
7 7/8
1 3/8
9 5/8
1/4
1 7/8
11 5/8
1/4
2 1/4
13 3/8
F
G
A
––
1/2
5
––
21/32
5 1/2
1/8
1
7 7/8
3/16
1 3/8
9 5/8
1/4
1 7/8
11 5/8
1/4
2 1/4
13 3/8
A
C
1" MIN
F
G
H
1
1/2
9/32
13/8
11/16
9/32
17/8
15/16
13/32
21/8
1
17/32
A
G
Blade Type 61-600A
600 Volts
B
C
D
––
––
––
13/16
––
––
––
1 1/16
––
––
––
––
––
––
––
––
––
1 5/8
––
––
––
600 Volts
B
C
D
3/16
3/32
5/8
13/16
1/4
3/32
7/8
1 1/16
1/2
9/32
23/64
11/16
9/32
35/64
1 1/8
15/16
13/32
51/64
1 5/8
1 1/8
17/32
53/64
A
J
K
H
1" MIN
G
B
Class J Blade Type 61-600A
J
K
3/8
2 5/8
3/8
3
17/32
3 3/8
11/16
3 3/4
F
B
D E
C
E
F
G
––
17/32
––
21/32
3/4
1/8
1
1/8
3/16
1 3/8
1/4
1 7/8
2
1/42
1/4
E
F
G
––
17/32
––
21/32
3/4
1/8
1
3/16
1 3/8
1/4
1 7/8
2
1/4
2 1/4
E
F
D
C

Hide quick links:

Advertisement

loading

  Related Manuals for Siemens TYPE VBII Series