# Fuse, Automotive, 40 A, 500 V, 10mm x 25mm, EUC10 Series
**URL**: https://novapart.co/products/EUC10-40-T/fuse-automotive-40-a-500-v-10mm-x-25mm-euc10
**SKU**: EUC10-40-T
**Manufacturer**: EATON BUSSMANN
**Category**: Circuit Protection || Fuses & Fuse Accessories || Fuses || Automotive Fuses
**Price**: €6.2800
**Stock**: 200+
**Lead Time**: 92 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| Fuse Current | 40A |
| Voltage Rating Vdc | 500V |
| Blow Characteristic | - |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:4332273/)
Technical Data **ELX1303**
Effective May 2023
## EUC10
## 10 x 25 mm EV fuse
## **Applications**
- Automotive and commercial vehicle on-board chargers
- Uninterruptible power supplies (UPS)
- 3-phase EVSE and charging infrastructure
- Motor protection
- Rectifiers and inverters
- Energy storage systems
## **Product features**
- On-board electric vehicle powertrain and distribution
- 10 x 25 mm fuse
- Current rating: 30 A to 40 A
- 500 Vdc rating
- High breaking capacity for high energy applications
- Designed to JASO D622, ISO8820-8, GB/T31465
- Produced in a factory with ISO9001 & IATF16949 certification
- Minimum breaking capacity 300% In at rated DC voltage
## **Environmental compliance**
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HALOGEN
HF Pb
FREE
RoHS SO
Ordering part number
EUC10-30-T
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## **Ordering part number**
- Bolt-down terminal
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Family code
Ampere rating (30 = 30 A)
Option code
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## **Option code**
T= Bolt down terminal
EUC10 10 x 25 mm EV fuse
Technical Data ELX1303 Effective May 2023
## **Electrical characteristics**
|**Amps**||**Minimum**||**Maximum**|
|---|---|---|---|---|
|**(A)**||**(seconds)**||**(seconds)**|
|2.0 In||1||100|
|3.0 ln||0.1||15|
|5.0 ln||0.05||1|
## **Product specifications**
|||**Rated**|||||
|---|---|---|---|---|---|---|
|||**current**||**Typical cold resistance1**|**Typical voltage drop**|**Power loss @ 0.5 In**|
|**Part number**|**Rated voltage**|**(A)**|**Breaking capacity**|**(mΩ)**|**(mV)**|**(W)**|
|EUC10-30|500 Vdc|30|500 Vdc/20 kA|2.22|110|0.7|
|EUC10-40|500 Vdc|40|500 Vdc/20 kA|1.62|100|0.9|
1. Cold resistance is measured at <10% In and +25 °C ambient temperature
## **Dimensions- mm**
Tolerances unless otherwise specified One place x.x = ± 0.3 mm Two places x.xx = ± 0.13 mm
## **T: Bolt-down terminal**
## **Part marking**
Note: recommended tightening torque is 4.5+/-1.0 Nm for M5 Screw
2
www.eaton.com/electronics
EUC10 10 x 25 mm EV fuse
Technical Data ELX1303 Effective May 2023
## **General specifications**
Operating temperature: -40 °C to +125 °C with proper derating factor applied Strength of terminals: JASO D622 6.3.9, mounting torque 4.5 +/-1 Nm, 3 times Temperature humidity cycling: JASO D622 6.3.4.1, a) maintain the samples at standard conditions for 4 hours b) increase T to 55 +/-2 °C at 95% to 99% RH within 0.5 hours c) maintain T at 55 +/-2 °C at 95% to 99% RH for 10 hours d) decrease T to -40 +/-2 °C within 2.5 hours; the humidity is uncontrolled e) maintain T at -40 +/-2 °C for 2 hours; the humidity is uncontrolled f) increase T to 120 +/-2 °C within 1.5 hours from -40 +/-2 °C; the humidity is uncontrolled g) maintain T at 120 +/-2 °C for 2 hours; the humidity is uncontrolled h) allow to return to RT within 1.5 hours; the humidity is uncontrolled 10 cycles.
Thermal shock: ISO8820-8 GB/T31465.6, 48 cycles; -40 °C to 100 °C, each cycle 60 minutes Vibration: JASO D622 6.3.3, 10-55 Hz, 3 directions, 2 hours each direction
Transient current cycling: JASO D622 6.3.2 (reference), The transient current start from 2.0 In for 0.25 seconds, then drop to 0.5 In and keep this current to 15 seconds to finish one cycle, total 50000 cycles
Lubricant & fuel oil resistance: GB/T31465.1-5.4, Wipe the marking with lubricant or oil 30 seconds
## **Packaging information**
|**Terminals**|**Inner package**|**Ship package**|
|---|---|---|
|T|50 pieces/tray|500 pieces/box|
3
www.eaton.com/electronics
EUC10 10 x 25 mm EV fuse
Technical Data ELX1303 Effective May 2023
## **Temperature derating curve**
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1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130
Temperature (°C)
Derating factor
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**Current vs. time curve**
**I[2] T vs. time curve**
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100
10
1
0.1
0.01
0.001
10 100 1000
Current (A)
30A 40A
Time (s)
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10,000,000
40A
30A
1,000,000
100,000
10,000
1,000
100
0.001 0.01 0.1 1 10 100 1000
Time (s)
22s)t (AI
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4
www.eaton.com/electronics
EUC10 10 x 25 mm EV fuse
Technical Data ELX1303 Effective May 2023
## **I[2] t vs. current curve**
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**----- Start of picture text -----**
100,000
= ae
a
pT TT TN TTT [tt Ty
a A eal
tN ELT mill
10,000 CLINI
ee ee
ee ee a
PT TT ATA TTT [tt Ty
Pt TTT NNT TTT Bl
FHT ON NIT alll
1,000 aT ANE
PEE Ne
ee oe
PT TTT [tt Ty
PT TTT TT Ral
100
10 100 1,000 10,000
Current (A)
30A 40A
22s)t (AI
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Life Support Policy: Eaton 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 support 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.
Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin.
## **Eaton**
**Electronics Division** 1000 Eaton Boulevard Cleveland, OH 44122 United States Eaton.com/electronics
© 2023 Eaton All Rights Reserved Printed in USA Publication No. ELX1303 BU-ELX22166 May 2023
Eaton is a registered trademark.
All other trademarks are property of their respective owners.
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## Links
- [View this product on Novapart](https://novapart.co/products/EUC10-40-T/fuse-automotive-40-a-500-v-10mm-x-25mm-euc10)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/eaton-bussmann/euc10-40-t/automotive-fuse-40a-500v-10mm/dp/4332273)
---
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