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SPFI03.5T

P1-P3
littelfuse.com © 2016 Littelfuse POWR-GARD
®
Products
Rev: 102516
POWR-GARD
®
Fuse Datasheet
1 of 3
SPFI SERIES IN-LINE SOLAR FUSE
1000 Vdc • 2-30 A (Patent Pending)
Specifications
Voltage Rating 1000 Vdc
Amperage Rating 2, 2.5, 3, 3.5, 4, 5, 6,
8, 10, 12, 15, 20, 25, 30 A
Interrupting Rating 20 kA
Time Constant ≤ 1ms
Material Body: Melamine
Caps: Copper Alloy (Nickel Plated)
Approvals UL 2579 Recognized (File: E339112)
Environmental RoHS Compliant
REACH
Country of Origin Mexico
Part Numbering System
Web Resources
Downloadable CAD drawings and other technical
information: littelfuse.com/spfi
Recommended Crimping Tool
T&B Sta-Kon ERG4002
Description
The Littelfuse SPFI solar fuse is designed to integrate
into an in-line assembly within a wire harness. The fuse
provides photovoltaic (PV) protection that meets UL 2579
for photovoltaic applications. The SPFI can be electrically
insulated by either overmolding or using heat-shrink.
Features/Benefits
• UL 2579 Recognized
• Meets IEC 60269-6 electrical performance requirements
• 20,000 A Interrupting Rating
• No fuse holder required
Applications
• Photovoltaic wire harness
Dimensions mm (in)
SERIES AMP
PACKAGE
QUANTITY
CATALOG
NUMBER
ORDERING
NUMBER
SPFI 2 10 SPFI002 SPFI002.T
SPFI 3.5 10 SPFI03.5 SPFI03.5T
SPFI 20 50 SPFI020 SPFI020.L
SPFI xxx T
Package Quantity
Series
Amp Code
T = 10
L = 50
Refer to Amp Code
Column in Ordering
Information Table
63.50
(2.50)
12.26
(0.483)
5.59
(0.22)
10.31
(0.406)
9.53
(0.375)
ø 3.56
(0.140)
littelfuse.com © 2016 Littelfuse POWR-GARD
®
Products
Rev: 102516
POWR-GARD
®
Fuse Datasheet
2 of 3
SPFI SERIES IN-LINE SOLAR FUSE
Ordering Information
Electrical Specifications
SERIES AMPERAGE AMP CODE CATALOG NUMBER PRODUCT MARKING PACK QUANTITY ORDERING NUMBER UPC
SPFI 2 002. SPFI002 SPFI 2A
10 SPFI002.T 07945880898
50 SPFI002.L 07945880899
SPFI 2.5 02.5 SPFI02.5 SPFI 2 ½A
10 SPFI02.5T 07945882604
50 SPFI02.5L 07945882605
SPFI 3 003. SPFI003 SPFI 3A
10 SPFI003.T 07945880853
50 SPFI003.L 07945880854
SPFI 3.5 03.5 SPFI03.5 SPFI 3 ½A
10 SPFI03.5T 07945879544
50 SPFI03.5L 07945879545
SPFI 4 004. SPFI004 SPFI 4A
10 SPFI004.T 07945880900
50 SPFI004.L 07945880901
SPFI 5 005. SPFI005 SPFI 5A
10 SPFI005.T 07945880902
50 SPFI005.L 07945880903
SPFI 6 006. SPFI006 SPFI 6A
10 SPFI006.T 07945880855
50 SPFI006.L 07945880856
SPFI 8 008. SPFI008 SPFI 8A
10 SPFI008.T 07945880857
50 SPFI008.L 07945880858
SPFI 10 010. SPFI010 SPFI 10A
10 SPFI010.T 07945880859
50 SPFI010.L 07945880860
SPFI 12 012. SPFI012 SPFI 12A
10 SPFI012.T 07945880861
50 SPFI012.L 07945880862
SPFI 15 015. SPFI015 SPFI 15A
10 SPFI015.T 07945880863
50 SPFI015.L 07945880864
SPFI 20 020. SPFI020 SPFI 20A
10 SPFI020.T 07945880865
50 SPFI020.L 07945880866
SPFI 25 025 SPFI025 SPFI 25A
10 SPFI025.T 07945882668
50 SPFI025.L 07945882669
SPFI 30 030 SPFI030 SPFI 30A
10 SPFI030.T 07945882670
50 SPFI030.L 07945882671
AMPERAGE
VOLTAGE
INTERRUPTING
RATING
WIRE RANGE
CU Only
(Solid/Stranded)
NOM COLD
RESISTANCE
(ohm)
WATTS LOSS AT 100%
RATED CURRENT (W)
WATTS LOSS AT 80%
RATED CURRENT (W)
TOTAL
CLEARING I
2
t
(A
2
s) 20 kA
DC AC DC
2 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.237 1.59 0.85 5
2.5 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.185 1.84 1.24 7.5
3 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.11 1.50 0.82 7.9
3.5 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.581 1.17 0.61 26
4 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.0519 1.49 0.84 23
5 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.04086 1.47 0.86 43
6 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.0281 1.35 0.77 80
8 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.0178 1.61 0.91 199
10 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.0125 1.76 1.00 401
12 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.00993 1.97 1.11 642
15 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.00799 2.28 1.38 505
20 1000 – 20 kA 10-12 AWG (6-4 mm
2
) 0.0045 2.81 1.57 1313
25 1000 – 20 kA 10-12 AWG (6-4 mm
2
)
0.00353 2.98 1.75
2371
30 1000 – 20 kA 10-12 AWG (6-4 mm
2
)
0.00284 3.92 2.13
2679
littelfuse.com © 2016 Littelfuse POWR-GARD
®
Products
Rev: 102516
POWR-GARD
®
Fuse Datasheet
3 of 3
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90
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10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
- 2A
500
400
300
200
100
90
80
70
500
400
300
200
100
90
80
70
- 2.5A
- 3A
- 3.5A
- 4A
- 5A
- 6A
60
50
40
30
20
10
9
60
50
40
30
20
10
9
- 8
A
- 10A
- 12A
9
8
7
6
5
4
3
2
9
8
7
6
5
4
3
2
TIME IN SECONDS
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0.02
0.01
1000
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
20
10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
CURRENT IN AMPERES
BASIS FOR DATA:
TEST VOLTAGE: 1000V
TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER:
DRAWN BY:
DATE:
REVISION:
DRAWING NO.: SHEET
TIME CURRENT CHARACTERISTIC CURVES
LITTELFUSE, INC.
CHICAGO, IL. USA
LLL
08/10/2012
C
2 OF 2
FCC01-SPFI000
SPFI 2A - 30A
- DATA GENERATED IN EXCEL -
1000
900
800
700
600
500
1000
900
800
700
600
500
1000
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
20
10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
500
400
300
200
100
90
80
70
500
400
300
200
100
90
80
70
60
50
40
30
20
10
9
60
50
40
30
20
10
9
- 15A
- 20A
- 25A
- 30A
9
8
7
6
5
4
3
2
9
8
7
6
5
4
3
2
TIME IN SECONDS
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0.02
0.01
1000
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
20
10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
CURRENT IN AMPERES
BASIS FOR DATA:
TEST VOLTAGE: 1000V
TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER:
DRAWN BY:
DATE:
REVISION:
DRAWING NO.: SHEET
TIME CURRENT CHARACTERISTIC CURVES
LITTELFUSE, INC.
CHICAGO, IL. USA
LLL
08/10/2012
C
2 OF 2
FCC01-SPFI000
SPFI 2A - 30A
- DATA GENERATED IN EXCEL -
Time Current Curve (2-12 A) Time Current Curve (15-30 A)
Electrical Specification —
Agency Requirements
-60°C -40°C -20°C 0°C 20°C 40°C 60°C 80°C 100°C 120°C 140°C
-76°F -40°F -4°F 32°F 68°F 104°F 140°F 176°F 212°F 248°F 284°F
AMBIENT TEMPERATURE
60
40
20
0
PERCENT OF UPRATING
0
20
40
60
PER
CENT OF DOW
NRATIN
G
Temperature Rerating Curve
(Temperature of Air Immediately Surrounding Fuse)
AMPERAGE
RATING
OPENING TIME (MINUTES)
100% of
Amp Rating
per UL
113% of
Amp Rating
per IEC
135% of
Amp Rating
per UL
145% of
Amp Rating
per IEC
200% of
Amp Rating
per UL
2-30
Temperature
Stabilization
60 Min 60 Max 60 Max 4 Max
SPFI SERIES IN-LINE SOLAR FUSE
P1-P3

SPFI03.5T

Mfr. #:
Buy SPFI03.5T
Manufacturer:
Littelfuse
Description:
Specialty Fuses 1000V 3.5A SOLAR FUSE
Lifecycle:
New from this manufacturer.
Delivery:
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