1

Telecom Fuses

MSU 250

www.schurter.com /PG01_3

Fuses

Subminiature Fuse, 8.5 mm, Time-Lag T, Telecom, 250 VAC, 63 VDC

IEC 60127-3 · 250VAC · Time-Lag T

Standards

- IEC 60127-3/4

- UL 248-14

- CSA C22.2 no. 248.14

- Telcordia GR-1089

- UL 60950 / IEC 60950

- ITU-T K.20 and K.21

- TIA-968-A

Approvals

- VDE Certificate Number: 40013529

- UL File Number: E41599

- CSA File Number: 51172

Applications

- xDSL and ADSL linecards and modems

References

Packaging Details

Corresponding Fuseholder FMS (250V)

Last order date: 31.12.2016

We recommend for new applications the type MST 250

MST 250 is fully compatible to MSU 250

Weblinks

pdf-datasheet, html-datasheet, General Product Information, Packaging

details, Approvals, CE declaration of conformity, RoHS, CHINA-RoHS,

REACH, Distributor-Stock-Check, Detailed request for product

Technical Data

Rated Voltage

250 VAC, 63 VDC

Rated current

0.25 - 3.15 A

Breaking Capacity

35 A - 50 A

Characteristic

Time-Lag T

Mounting

PCB,THT

Admissible Ambient Air Temp. -40 °C to 85 °C

Climatic Category

40/085/21 acc. to IEC 60068-1

Material: Housing

Thermoplastic, UL 94V-0

Material: Terminals

Tin-Plated Copper

Unit Weight

0.53 g

Storage Conditions

0 °C to 40 °C, max. 70% r.h.

Product Marking

, Type, Rated current, Rated Voltage,

Characteristic, Approvals

Soldering Methods

Wave, Iron

Soldering Profile

Solderability

235 °C / 2 sec acc. to IEC 60068-2-20,

Test Ta

Resistance to Soldering Heat

260 °C / 10 sec acc. to IEC 60068-2-20,

Test Tb

Current Carrying Capacity

acc. to EIA/IS-722, Test 4.3.3

Moisture Resistance Test

(acc. to EIA/IS-722, Test 4.4.3)

Terminal Strength

Tensile load min. 9 N

(acc. to EIA/IS-722, Test 4.5.1)

Case Resistance

acc. to EIA/IS-722, Test 4.7

>100 M

Ω (between leeds and body)

Mechanical Shock

(acc. to EIA/IS-722, Test 4.9)

Vibration, High Frequency

Shock 20 gn, 20 min, 10-2 kHz, 12 cyc.

(acc. to EIA/IS-722, Test 4.10)

Resistance to Solvents

MIL-STD-202, Method 215A

Flammability

UL 94V-0

(acc. to EIA/IS-722, Test 4.12)

Dimension

8.5 mm

ø 8.5

3.2

ø 0.64

5.08

3.2

ø 0.64

5.08

ø 8.5

1

+0.1

0

5.08

Drilling diagram