Industrial Ceramic Body Fuse
CIF21 Series, HRCI-CA, Bolt-On Mounting
Dimensions - in (mm)
2.15 (54.5)
1.44 (35.5)
0.19 (4.7)
0.44 (11.1)
0.54 (13.8)
0.03 (0.81)
1.75 (44.5)
Catalog Numbers
Catalog Amp
Catalog Symbol: CIF21
Numbers Ratings
1CIF21 1
Amps: 1 - 30A
3CIF21 3
Volts: 600Vac/250Vdc
6CIF21 6
Interrupting Rating: 200kA RMS Symmetrical
10CIF21 10
15CIF21 15
CSA C22.2 No.106-M92
20CIF21 20
25CIF21 25
30CIF21 30
Provides both overload and short-circuit protection to HRCI
requirements.
Offset blades for bolt-on mounting.
CIF21 fuse fits the Cooper Bussmann CAMaster fuse holder
(data sheet #4132).
0709 BU-SB09581 Page 1 of 2 Data Sheet 4127AMP
RATING
Peak Let-Through Curves (Cat. No. CIF21) Time-Current-Curves (Cat. No. CIF21)
AMP
1,000
RATING
1,000
100
100
10
10
30
25
20
15
10
6
1
1
3
0.1
.1
PROSPECTIVE CURRENT (SYM. RMS kA)
.01
Energy Let-Through Curves (Cat. No. CIF21)
100,000
CURRENT IN AMPS
10,000
Power Dissipation @ Rated Amps
2
Total I t at 600V
Ref Watts
3CIF21 1.8
2
Total I t at 460V
6CIF21 1.5
10CIF21 3.4
2
Pre-Arcing I t
15CIF21 2.4
1,000
20CIF21 3.2
25CIF21 3.6
30CIF21 3.6
100
10
1
FUSE RATING (AMPS)
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this 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. Cooper Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information con-
tained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Bussmann does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life sup-
port systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result
in significant injury to the user.
2009 Cooper Bussmann
St. Louis, MO 63178
www.cooperbussmann.com
0709 BU-SB09581 Page 2 of 2 Data Sheet 4127
2 2
AMP SECONDS (I t)
PEAK CURRENT (kA)
.1
3
1
6
10
10
15
20
100
25
30
TIME IN SECONDS
1
3
6
10
10
15
20
25
30
100
1,000
10,000