POWR-GARD® Fuse Datasheet
JTD Series Indicator ® POWR-PRO ® FUSES
600 Vac • Time Delay • 8 /10 -600 A
Specifications
Voltage Ratings
AC: 600 V
DC: 300 V (8 ⁄10 –100 A)
500 V (110–600 A)
8
⁄10 –600 A
AC: 200 kA rms symmetrical
300 kA rms symmetrical
DC: 20 kA
Body: Melamine
Caps: N
ickel-plated Bronze (8 ⁄10 –60 A)
Brass (70–200 A)
Brass Cap with Copper Blade (225–600 A)
AC: S tandard 248-8, Class J
UL Listed (File: E81895)
CSA Certified (File: LR29862)
DC: Littelfuse self-certified
Mexico
Amperage Range
Interrupting Rating
Material
Approvals
Description
Country of Origin
The Littelfuse POWR-PRO® JTD_ID Indicator Class J
fuse provides visual blown fuse indication and maximum
protection in a compact package. The current-limiting
time delay JTD_ID offers a patented design which
reduces nuisance fuse openings.
Ordering Information
Amperage ratings
⁄10
1
1 1⁄4
1 1⁄2
16 ⁄10
1 8 ⁄10
2
8
Features/Benefits
•
•
•
•
•
POWR-PRO® Performance
Current-Limiting
IEC Type 2 Protection
Indication and non-indication version available
Indicating and din mount holders available
Applications
2 1⁄4
2 1⁄2
2 8 ⁄10
3
3 2 ⁄10
3 1⁄2
4
type
• Fused combination motor controllers and motor
control centers
• Transformer protection
• Protection for series rated molded case
circuit-breaker panels
• General purpose circuits
Indicating
non-indicating
4 1⁄2
5
5 6 ⁄10
6
7
8
9
10
12
15
17 1⁄2
20
25
30
35
40
45
50
60
70
80
90
100
110
125
150
175
200
series amperage Catalog
Number
JTD_ID
60
JTD60ID
JTD
60
JTD60
225
250
300
350
400
450
500
600
–
–
–
–
–
–
Ordering
Number
0JTD060.TXID
0JTD060.T
Web Resources
Time-current curves, data sheets and additional technical
information: Littelfuse.com/jtd
Recommended Fuse Holders
LFJ60 Series
LFPSJ Series (8 ⁄10 –60 A)
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1 of 3
© 2013 Littelfuse POWR-GARD® Products
Rev: 103013
POWR-GARD® Fuse Datasheet
jTD dimensions and current-limiting effects
Dimensions Inches (mm)
C
G
D
F
A
B
C
D
A
H
E
Fig. 2
Fig. 1
Dimensions of JTD_ID & JTD
Dimensions Inches (mm)
Amperage
Fig. No.
A
B
1 – 30
1
2 1⁄4 (57.2)
—
35 – 60
1
2 3 ⁄8 (60.3)
70 – 100
—
C
D
E
F
G
H
(20.6)
—
—
—
—
⁄ (12.7)
13 16
⁄
⁄ (15.9)
11 ⁄ 16 (27.0)
—
(94.5)
4 5 ⁄8 (117.5)
11⁄ 8 (28.6)*
12
5 8
—
—
2
5 8
2 ⁄ (66.7)
3 ⁄
110 – 200
2
3 (76.2)
49 ⁄32 (108.7)
415 ⁄32 (113.5)
5 3 ⁄ 4 (146.1)
11⁄ 2 (38.1)
11⁄8 (28.6)
225 – 400
2
3 ⁄ (85.7)
5 ⁄ (130.2)
5 ⁄ (136.5)
7 ⁄ (181.0)
2 (50.8)
5 8
1 ⁄ (41.3)
13 32
450 – 600
2
3 3 ⁄4 (95.3)
527⁄32 (148.4)
6 5 ⁄32 (156.4)
8 (203.2)
2 1⁄2 (63.5)
2 (50.8)
17 32
17 32
3 8
(89.7)
18
3 ⁄
23 32
3 8
18
⁄ (19.1)
3 4
—
9 32
⁄
(7.1)
18
⁄ (3.2)
9 32
⁄
(7.1)
3 16
⁄
(10.3)
1 4
⁄
(13.5)
3 8
⁄
(4.8)
⁄ (6.4)
⁄ (9.5)
Electrical Specifications
Ordering
Number
Amperage
Rating
0JTD003.T
3
voltage
Rating
Interrupting
Rating
Agency
Approvals
Watts Loss at 100%
Rated Current (W)
Watts Loss at 80%
Rated current (W)
Total Clearing I2T
(A2 Sec) 200 kA
UL
CSA
820
•
•
AC
DC
AC
DC
600
300
200 kA
20 kA
4.537
2.801
0JTD010.T
10
600
300
200 kA
20 kA
4.087
2.418
1690
•
•
0JTD030.T
30
600
300
200 kA
20 kA
4.247
2.92
4754
•
•
0JTD060.T
60
600
300
200 kA
20 kA
6.447
3.83
10450
•
•
0JTD100.V
100
600
300
200 kA
20 kA
7.463
4.447
68150
•
•
0JTD200.X
200
600
500
200 kA
20 kA
18.39
10.187
159000
•
•
0JTD400.X
400
600
500
200 kA
20 kA
40.037
23.463
1055000
•
•
0JTD600.X
600
600
500
200 kA
20 kA
61.187
34.983
1970000
•
•
Fuse Weight
AMPERAGE
JTD-ID
(Pounds)
JTD-ID
(gRams)
JTD
(Pounds)
8/10–3 1/2
4–12
JTD
(gRams)
0.088
39.92
0.084
38.10
0.090
40.82
0.086
39.01
15–30
0.090
40.82
0.086
39.01
35–60
0.180
81.65
0.176
79.83
70–100
0.242
109.77
0.238
107.95
349.27
110–200
0.774
351.08
0.770
225–400
1.704
772.92
1.700
771.11
450–600
3.124
1417.02
3.120
1415.21
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2 of 3
© 2013 Littelfuse POWR-GARD® Products
Rev: 103013
POWR-GARD® Fuse Datasheet
JTD SERIES Class J FUSE
Current-Limiting Effects of JTD_ID (600 V) Fuses
Short Circuit
Current †
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
50,000
60,000
80,000
100,000
150,000
200,000
Apparent RMS Symmetric al current for Various Fuse Ratings
15 A
565
675
775
825
900
950
1,000
1,050
1,100
1,200
1,300
1,375
1,500
1,600
30 A
750
925
1,050
1,125
1,200
1,300
1,350
1,400
1,500
1,600
1,700
1,800
2,000
2,175
60 A
1,500
1,900
2,100
2,300
2,500
2,600
2,700
2,800
3,000
3,200
3,400
3,600
3,950
4,000
100 A
1,800
2,450
2,800
3,000
3,300
3,500
3,700
3,900
4,200
4,500
4,900
5,200
6,000
6,500
200 A
2,800
3,600
4,100
4,400
5,000
5,100
5,400
5,600
6,000
6,400
7,200
7,800
9,000
10,000
400 A
4,800
5,700
6,500
7,250
8,000
8,400
9,000
9,200
10,000
10,500
11,200
12,200
14,500
16,000
600 A
5,000
7,750
9,000
9,700
10,500
11,000
12,000
12,500
13,000
14,000
15,500
16,500
19,000
20,500
†Prospective RMS Symmetrical Amperes Short-Circuit Current
Note: Data derived from Peak Let-Thru Curves
Peak Let-Thru Curve (JTD_ID)
1000000
PEAK LET-THRU IN AMPERES
100000
600 A
400 A
200 A
100 A
60 A
10000
30 A
15 A
12 A
5.6 A
1000
100
100
1000
10000
100000 200000
AVAILABLE FAULT
SYMMETRICAL R.M.S. AMPERES
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© 2013 Littelfuse POWR-GARD® Products
Rev: 103013