Littelfuse 221 Series - Manual

Designed to IEC Standard
Axial Lead and Cartridge Fuses
5 x 20 mm
Time Lag Fuse (Slo-Blo ® Fuse) 215/221 Series
297
w w w . l i t t e l f u s e . c o m
8
AXIAL LEAD AND
CAR
TRIDGE FUSES
• Designed to International (IEC) Standards for use globally.
• Meets the IEC 60127-2, Sheet 5 specification for Time Lag Fuses.
• Available in Cartridge and Axial Lead Form.
• Available in ratings of .2 to 10 amperes.
• High breaking capacity.
ELECTRICAL CHARACTERISTICS:
% of Ampere Ampere Opening
Rating Rating Time
150%
1– 3.15 60 minutes, Minimum
4– 6.3 60 minutes, Minimum
210%
1– 3.15 30 minutes, Maximum
4– 6.3 30 minutes, Maximum
275%
1– 3.15 1 sec., Min.; 80 sec. Max.
4– 6.3 1 sec., Min.; 80 sec. Max.
400%
1– 3.15 .095 sec., Min.; 5 sec. Max.
4– 6.3 .150 sec., Min.; 5 sec. Max.
.2– .4 .010 sec., Min.; .15 sec., Max.
1000% .5– 3.15 .010 sec., Min.; .1 sec., Max.
4– 6.3 .020 sec., Min.; .1 sec. Max.
AGENCY APPROVALS: Sheet V IEC 60127-2:* SEMKO approved
1A-6.3A. BSI and VDE approved 1.0-6.3 amps. METI approved 1-10A.
Recognized under the Components Program of Underwriters
Laboratories and recognized by CSA.
INTERRUPTING RATING: 1500 amperes.
ORDERING INFORMATION:
215 000 XE 215 000 XW
5
(.197)
5.25
(.207)
40
(1.58)
.635
(.025)
20
(.787)
5.02
±0.5
20 ±0.5
10
±2 25 ±0.5
221 000
215 000
22.5 MAX
(.886)
10A 8A 6.3A 5A 4A 3.15A 2.5A 2A 1.6A 1.25A 1A
500 100 10 1 0.1 0.05
0.001
0.01
0.1
1
10
100
CURRENT IN AMPERES
TIME IN SECONDS
Average Time Current Curves
*IEC Standards for 5 x 20mm fuses do not include ratings above
6.3 amperes, but are under consideration.
IEC 60127-2, Sheet 5 does not include ratings below 1 ampere (under
consideration by IEC).
1 221 Series is used for North American ordering.
1
® ®
V
D E
Cartridge Axial Lead Nominal Nominal
Catalog Catalog Ampere Voltage Resistance Melting I 2 t
Number Number Rating Rating Cold Ohms A 2 Sec.
215.200 221.200 .200* 250 1.750 0.37
215.250 221.250 .250* 250 1.170 0.56
215.315 221.315 .315* 250 0.873 1.08
215.400 221.400 .400* 250 0.560 1.45
215.500 221.500 .500* 250 1.080 0.34
215.630 221.630 .630* 250 0.660 0.56
215.800 221.800 .800* 250 0.436 0.954
215 001 221 001 1 250 0.110 1.05
215 1.25 221 1.25 1.25 250 0.085 2.05
215 01.6 221 01.6 1.6 250 0.0588 3.90
215 002 221 002 2 250 0.043 6.95
215 02.5 221 02.5 2.5 250 0.0312 10.65
215 3.15 221 3.15 3.15 250 0.0220 21.2
215 004 221 004 4 250 0.0163 38.7
215 005 221 005 5 250 0.0125 82.85
215 06.3 221 06.3 6.3 250 0.0099 132.5
215 008 221 008 8* 250 0.0078 209.5
215 010 221 010 10* 250 0.0060 360.5
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