UMT-H
Fuses
https://www.schurter.com /PG01_2
Surface Mount Fuse, 5.3 x 16 mm, Time-Lag T, 277 VAC / 250 VDC, Breaking Capacity 1500 A
SMD fuse UMT-H
UL 248-14 · 277 VAC · 250 VDC · Time-Lag T
Description
- 26 rated currents from 160 mA to 50 A
- Square design: 5.3 x 16
- Impermeable to potting compound used to achieve hermetic seal for
use in intrinsically safe applications according to ATEx and IECEx requirements.
Unique Selling Proposition
- High breaking capacity up to 1500 A
- High rated voltages up to 277 VAC / 250 VDC
- Compact design
- Suitable for pulse-shaped continuous currents
See below:
Approvals and Compliances
Applications
- Primary protection on SMD PCBs
- Sensors
- Power supplies
- Intrinsically Safe
- Illumination
- Battery protection
References
Fuse Kit Fuse Kit UMT-H
Weblinks
pdf data sheet, html datasheet, General Product Information, DistributorStock-Check, Detailed request for product, Microsite, Video
Application Note Primary Protection in Equipmentwith further information on increased Pulse Strength and their test conditions according to international standards see Impulse Withstand Voltage
Technical Data
Rated Voltage
Rated current
Breaking Capacity
Characteristic
Mounting
Admissible Ambient Temp.
Climatic Category
Material: Housing
Material: Terminals
Unit Weight
Storage Conditions
Product Marking
250 - 277 VAC, 72 - 250 VDC
0.16 - 50 A
100-1500 A
Time-Lag T
PCB,SMT
-55 °C to 125 °C
55/125/21 acc. to IEC 60068-1
Ceramics
Ni/Sn-Plated Copper Alloy
1.42 g
0 °C to 40 °C, max. 70% r.h.
, Rated current, Voltage, Characteristic, Breaking Capacity, Approvals
Soldering Methods
Solderability
Resistance to Soldering Heat
Moisture Sensitivity Level
Moisture Resistance Test
Operational Life
Mechanical Shock
Resistance to Solvents
Terminal Strength
Reflow
Soldering Profile
245 °C / 3 sec acc. to IEC 60068-2-58
260 °C / 10 sec acc. to IEC 60068-2-58
MSL 1, J-STD-020
MIL-STD-202, Method 106
(acc. to EIA/IS-722, Test 4.4.3)
1000h @ 0.60 x In @ 70°C
(acc. to EIA/IS-722, Test 4.4.1)
MIL-STD-202, Method 213 Condition A
MIL-STD-202, Method 215
(EIA-722, 4.11)
(Deflection of board 1 mm for 1 minute)
(acc. to EIA/IS-722, Test 4.5.5)
Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in Details about
Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national
and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF
16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER.
Circuit Protection
1
UMT-H
Fuses
https://www.schurter.com /PG01_2
Approvals
The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.
Approval Reference Type: UMT-H
Approval Logo
Certificates
Certification Body
Description
VDE Approvals
VDE
VDE Certificate Number: 40039476
UL Approvals
UL
UR File Number: E41599
CQC Approvals
CQC
CQC Certificate Number: CQC20012265448
Design
Standard
Description
Designed according to
IEC 60127-7
Miniature fuses - Part 7: Miniature fuse-links for special applications
Designed according to
UL 248-14
Low voltage fuses - Part 14: Supplemental fuses
Design
Standard
Description
Suitable for applications acc.
IEC/UL 62368-1
Audio/video, information and communication technology equipment - Part
1: Safety requirements
Details
Initiator
Description
CE declaration of conformity
SCHURTER AG
The CE marking declares that the product complies with the applicable
requirements laid down in the harmonisation of Community legislation on
its affixing in accordance with EU Regulation 765/2008.
UKCA declaration of conformity
SCHURTER AG
The UKCA marking declares that the product complies with the applicable
requirements laid down in the British Amendment of Regulation (EC)
765/2008.
RoHS
SCHURTER AG
Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
China RoHS
SCHURTER AG
The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March
2007. It is similar to the EU directive RoHS.
Halogen Free
SCHURTER AG
SCHURTER strives to offer our customers halogen free products.
REACH
SCHURTER AG
On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration,
Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as
"REACH") entered into force.
Automotive
SCHURTER AG
AEC-Q200 is a test standard for passive components used in automotive
applications. SCHURTER tests components according to the customer's
agreement and is certified according to IATF 16949.
Product standards
Product standards that are referenced
Organization
Application standards
Application standards where the product can be used
Organization
Compliances
The product complies with following Guide Lines
Identification
AEC
Q200
Dimension [mm]
Soldering pads
> 10
2.8
0.4
Ø
2.25
5.6
3.2
.7
R0
10
R0
.35
15.4
2
5.35
Circuit Protection
3.75
UMT-H
Fuses
https://www.schurter.com /PG01_2
Derating Curves
Percentage of Rating [%]
140
120
100
20 A - 50 A
80
60
23°C
40
160 mA - 16 A
20
-60 -40 -20
0
20
40
60
80
100 120
Ambient Temperature [°C]
Pre-Arcing Time
Rated Current In
0.160 A - 12.5 A
1.0 x In min.
1.25 x In min.
2.0 x In max.
2.5 x In max.
10.0 x In min. 10.0 x In max.
-
60 min
120 s
-
10 ms
16 A
4h
-
120 s
-
10 ms
100 ms
100 ms
20 A - 50 A
4h
-
-
120 s
5 ms
100 ms
Time-Current-Curves
100000
10000
1000
Time in Seconds
100
10
1
0.1
0.01
0.001
10
1
Multiple of Rated Current In
All Variants
Rated Current [A]
Rated Voltage [VAC]
Rated Voltage [VDC]
0.16
277
250
0.16
277
250
Breaking
Capacity
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.25 In
typ. [mW]
Melting I²t
10.0 In typ.
[A²s]
Order Number
1)
1680
410
0.055
l
l
3403.0266.11
1)
1680
410
0.055
l
l
3403.0266.23
0.2
277
250
1)
1330
425
0.09
l
l
3403.0267.11
0.2
277
250
1)
1330
425
0.09
l
l
3403.0267.23
0.25
277
250
1)
1120
450
0.15
l
l
3403.0268.11
0.25
277
250
1)
1120
450
0.15
l
l
3403.0268.23
Circuit Protection
█
3
UMT-H
Fuses
https://www.schurter.com /PG01_2
Rated Current [A]
Rated Voltage [VAC]
Rated Voltage [VDC]
0.315
277
250
0.315
277
0.4
277
Breaking
Capacity
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.25 In
typ. [mW]
Melting I²t
10.0 In typ.
[A²s]
1)
880
460
0.24
l
l
250
1)
880
460
0.24
l
l
3403.0269.23
250
1)
810
520
0.44
l
l
3403.0270.11
Order Number
3403.0269.11
0.4
277
250
1)
810
520
0.44
l
l
3403.0270.23
0.5
277
250
1)
710
550
0.62
l
l
3403.0271.11
0.5
277
250
1)
710
550
0.62
l
l
3403.0271.23
0.63
277
250
1)
530
570
1.28
l
l
3403.0272.11
0.63
277
250
1)
530
570
1.28
l
l
3403.0272.23
0.8
277
250
1)
450
610
2.2
l
l
3403.0273.11
0.8
277
250
1)
450
610
2.2
l
l
3403.0273.23
1
277
250
1)
420
710
3.6
l
l
3403.0274.11
1
277
250
1)
420
710
3.6
l
l
3403.0274.23
1.25
277
250
1)
330
735
4.05
l
l
3403.0275.11
1.25
277
250
1)
330
735
4.05
l
l
3403.0275.23
1.6
277
250
1)
270
810
4.66
l
l
3403.0276.11
1.6
277
250
1)
270
810
4.66
l
l
3403.0276.23
2
277
250
1)
230
850
9.6
l
l
3403.0277.11
█
2
277
250
1)
230
850
9.6
l
l
3403.0277.23
█
2.5
277
125
2)
205
940
24
l
l
l
3403.0278.11
2.5
277
125
2)
205
940
24
l
l
l
3403.0278.23
3.15
277
125
2)
175
990
39
l
l
l
3403.0279.11
3.15
277
125
2)
175
990
39
l
l
l
3403.0279.23
4
277
125
2)
140
1015
52
l
l
l
3403.0280.11
█
4
277
125
2)
140
1015
52
l
l
l
3403.0280.23
█
5
277
125
2)
115
1055
100
l
l
3403.0281.11
█
5
277
125
2)
115
1055
100
l
l
3403.0281.23
6.3
277
125
2)
105
1280
190
l
l
3403.0282.11
6.3
277
125
2)
105
1280
190
l
l
3403.0282.23
8
250
125
3)
79
1250
95
l
l
3403.0283.11
8
250
125
3)
79
1250
95
l
l
3403.0283.23
10
250
125
3)
73
1220
180
l
l
3403.0284.11
10
250
125
3)
73
1220
180
l
l
3403.0284.23
12.5
250
125
4)
63
1490
340
l
l
3403.0285.11
12.5
250
125
4)
63
1490
340
l
l
3403.0285.23
16
250
125
5)
65
-
650
l
l
3403.0286.11
16
250
125
5)
65
-
650
l
l
3403.0286.23
20
125
72
6)
76
-
445
l
3403.0287.11
20
125
72
6)
76
-
445
l
3403.0287.23
25
125
72
6)
64
-
1170
l
3403.0288.11
25
125
72
6)
64
-
1170
l
3403.0288.23
30
125
72
6)
64
-
1650
l
3403.0289.11
30
125
72
6)
64
-
1650
l
3403.0289.23
40
125
72
7)
61
-
3620
l
3403.0290.11
40
125
72
7)
61
-
3620
l
3403.0290.23
50
125
72
7)
61
-
6980
l
3403.0291.11
50
125
72
7)
61
-
6980
l
3403.0291.23
█ Most Popular.
Availability for all products can be searched real-time: https://www.schurter.com/en/info-center/support-tools/stock-check-distributors
1) UL = 1500 A @ 277 VAC, resistive / 1500 A @ 250 VDC
1) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 250 VDC
2) UL = 1500 A @ 277 VAC, resistive / 1500 A @ 125 VDC
2) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC
4
█
Circuit Protection
█
█
█
█
█
█
█
UMT-H
Fuses
https://www.schurter.com /PG01_2
Rated Current [A]
Rated Voltage [VAC]
Rated Voltage [VDC]
Breaking
Capacity
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.25 In
typ. [mW]
Melting I²t
10.0 In typ.
[A²s]
Order Number
3) UL = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC
3) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC
4) UL = 1000 A @ 250 VAC, resistive / 1000 A @ 125 VDC
4) IEC = 1000 A @ 250 VAC, resistive / 1000 A @ 125 VDC
5) UL = 500 A @ 250 VAC, resistive / 500 A @ 125 VDC
5) IEC = 500 A @ 250 VAC, resistive / 500 A @ 125 VDC
6) UL = 100 A @ 250 VAC, resistive / 500 A @ 125 VAC, resistive / 500 A @ 72 VDC
7) UL = 500 A @ 125 VAC, resistive / 500 A @ 72 VDC
____________________________________________________________________________
All measurements are carried out on a test board according to IEC 60127 with the following tracks:
125 mA to 5 A: Track width 5.0 mm, Cu layer 35 µm
6.3 A to 8 A: Track width 7.5 mm, Cu layer 70 µm
10 A, 12.5 A: Track width 7.5 mm, Cu layer 140 µm
16 A, 20 A: Track width 10 mm, Cu layer 140 µm
25 A: Track width 15 mm, Cu layer 140 µm
30 A to 50 A: Track width 20 mm, Cu layer 210 µm
Packaging Unit
.xx = .11
.xx = .23
100 pcs in ESD-plastic bag
1500 pcs. in tape [W: 24mm and P1: 8mm] on reel [A: 33cm]
26.03.2024
acc. IEC 60286-3 Type 2a
The specifications, descriptions and illustrations indicated in this document are based on current
information. All content is subject to modifications and amendments. Information furnished is believed
to be accurate and reliable. However, users should independently evaluate the suitability and test each
product selected for their own applications.
Circuit Protection
5