Bussmann CIF21B Data Sheet
HRCI-CA Industrial Ceramic Body Fuse CIF21B
Bolt-On Mounting
Form No. HRCI-CA
Page 1 of 2
BIF Doc #4127
Bussmann
®
12-21-98
SB98107
Rev. A
CATALOG SYMBOL: CIF21B
1 - 30 Amps
600 Volts AC; 250 Volts DC
INTERRUPTING RATING: 200,000A RMS SYMMETRICAL
CSA C22.2 NO. 106-M92
• Provides both overload and short-circuit protection to HRCI
requirements.
• Offset blades for bolt-on mounting.
• CIF21B fuse fits the Bussmann-Camaster Fuseholder.
Dimensional Data
Dimensions in Inches and (mm)
Catalog Overall Tags Mounting Body
Type Symbol Amps A E F G H C D
2.15 .44 .03 1.75 .19 1.44 .54
HRCI-CA CIF21B 1-30A
(54.50) (11.10) (0.81) (44.50) (4.70) (35.50) (13.80)
A
C
D
H
G
E
F
12-21-98
SB98107
Rev. A
HRCI-CA Industrial Ceramic Body Fuse CIF21B
Bolt-On Mounting
Form No. KRCI-CA
Page 2 of 2
BIF Doc #4127
Bussmann
®
Time/Current-Curves (Cat. No. CIF21B)Peak Let-Through Curves (Cat. No. CIF21B)
10,000
1,000
100
10
1
1,000
100
10
1
.1
CURRENT IN AMPERES
TIME IN SECONDS
.01
3
6
10
152530
AMPERE
RATING
20
Energy Let-Through Curves (Cat. No. CIF21B)
Power Dissipation @ Rated Amps
Ref Watts
3CIF21B 1.8
6CIF21B 1.5
10CIF21B 3.4
15CIF21B 2.4
20CIF21B 3.2
25CIF21B 3.6
30CIF21B 3.6
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.
1,000
100
10
30
25
20
15
PEAK CURRENT (KA)
1
10
6
3
AMPERE
RATING
0.1
.1
1
10
100
PROSPECTIVE CURRENT (SYM. RMS KA)
100,000
10,000
t)
2
1,000
SECONDS (I
2
100
AMPERE
10
Total I2t at 600V
2
Total I
t at 460V
2
Pre-Arcing I
t
1
3
6
FUSE RATING (AMPERES)
10
15
20
25
30
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