Bussmann®
1BS101
Modular Fuseblocks
0-600V, 100 Amps
Mounting Dimensions mm (inches)
Catalog Symbol: 1BS101
Voltage Rating: 600V
Current Rating: 100A
Base: Molded black phenolic, 150°C
Mounting Studs:
Zinc-plated steel
⁄Ω¢∑ - 20 ≈ ⁄Ω™∑ hex head bolt
Nut: Zinc-plated steel
Washer: Zinc-plated steel
⁄Ω¢∑ Belleville washer
Connector: Tin-plated aluminum
Wire Range: Single #2/0 through single #14AWG
Wire Types: Copper or aluminum
Stranded or solid
Withstand Rating:
200,000A RMS. SYM. or the interrupting rating of the fuse
used, whichever is smaller.
Dovetail Interlock:
Dovetail interlock feature on each side of the base allows
mounting multiple poles adjacent to one another.
Torque Requirements:
Conductor Set Screw: 120 lbs-in
Fuse Mounting Bolt: 70 lbs-in
Agency Approvals:
U.L. Recognized, Guide No. IZLT2, File No. E14853
CSA Certified, Class 6225-01, File 47235
Catalog No.
FWA 70A-100A
FWH 35B-60B
FWH 70B-100B
FWX 35A-60A
FWX 70A-100A
KAC 1-30
KAC 35-60
KAC 70-100
KBC 35-60
KBC 70-100
LPJ 70SP-100SP
JJS 70-100
JKS 70-100
80-100L14C
80-100L09C
“A”
49.3
58.9
72.4
59.4
59.7
63.5
88.9
105.7
88.9
93.0
95.5
59.9
96.3
89.9
112.0
“B”
(1.94)
(2.32)
(2.85)
(2.34)
(2.35)
(2.50)
(3.50)
(4.16)
(3.50)
(3.66)
(3.76)
(2.36)
(3.79)
(3.54)
(4.41)
16.0
25.6
39.1
26.1
26.4
30.2
55.6
72.3
55.6
59.6
62.2
26.6
62.9
56.6
78.7
(0.63)
(1.01)
(1.54)
(1.03)
(1.04)
(1.19)
(2.19)
(2.85)
(2.19)
(2.35)
(2.45)
(1.05)
(2.48)
(2.23)
(3.10)
“C”
95.4
(3.75)
104.9
(4.13)
118.3
(4.66)
105.4
(4.15)
105.6
(4.16)
109.4
(4.31)
134.8
(5.31)
151.6
(5.97)
134.8
(5.31)
138.9
(5.47)
141.4
(5.57)
105.9
(4.17)
142.2
(5.60)
135.8
(5.35)
157.9
(6.22)
Dimensions
CL
44.7
(1.76)
BLOCK NO. 1BS101
This block is furnished with an interlocking
dovetail feature as shown. When mounting
multiple fuseblocks side by side, center-tocenter distance between mounting holes
each pole is 44.58 (1.755).
CL
11.4
CLEARANCE FOR SCREW HEAD
(.45)
Maximum fuse blade width is 25.40 (1.000).
5.1 X 7.7 MOUNTING HOLE SLOT FOR #10 SCREW
(.20) (.30)
INTERLOCKING
DOVETAIL TAB
11.2
(.44)
'A'
REF.
16.8
(.66)
22.4
(.88)
10.4
(.41)
50.8
(2.00)
34.8
(1.37)
26.7
(1.05)
10.4
(.41)
7.1
(.28)
39.62
(1.560)
7.6
(.30)
5.1
(.20)
'B'
REF.
39.62
(1.560)
MOUNTING
SURFACE
6.4
(.25)
ANTI-ROTATION PIN
3.3
(.13)
9.4
(.37)
44.5
(1.75)
'C'
REF.
MOUNTING HOLE ARRANGEMENT
39.62
(1.560)
5.16 DIA.
(.203)
39.62
(1.560)
9.53 DIA.
(.375)
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000 Vac, 75-1500 Vdc). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 314-527-1270 for more information.
The only controlled copy of this BIF document is the electronic read-only version located on the Bussmann Network Drive. All other copies of this BIF document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to
change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information
contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
12-16-98
SB98107 Rev. A
Form No. 1BS101
Page 1 of 1
BIF Doc #1206