Type MRT

Time Lag Radial Lead Micro Fuse Series

belfuse.com/circuit-protection

MRT Series

RoHS Compliant

Description

Sub-miniature, time lag type, 250V rated fuses designed, approved and complied with

IEC 60127-3, standard sheet 4.

Features

- Time lag (250V AC)

- Meet IEC standard 60127-3, sheet 4

- Wide operating temperature range

- Bulk and Tape & Reel packing available

- Full compliance with EU Directive 2011/65/EU and amending directive 2015/863

- Halogen Free

- Lead Free

- AEC-Q Compliant

- Meets Bel automotive qualification*

* - Largely based on internal AEC-Q test plan

Applications

Provide individual protection for components or internal circuits.

- Power supplies

- Battery chargers

- Consumer electronics

- Adapter

- Industrial controllers

Physical Specifications

Materials

Base and Cover : Black thermoplastic, UL 94-V0

Pins : 100% Matte Tin Plated Copper

Marking

On Fuse :

"bel", "T" ,"Current Rating", "250V" & "Appropriate Safety Logos"

On Label :

"bel", "MRT", "T" , "Current Rating", "Voltage Rating", "Interrupting Rating",

"Appropriate Safety Logos" and "

", "

"(China RoHS compliant).

Rated

Current

1.5In 2.1In

2.75In

4In

10In

Min

Max

Min

Max

Min

Max

Min

Max

80mA to

6.3A

inclusive

1

2

400

10

150

3

20

150

Above 6.3A

1

5

1000

20

150

3

20

150

hour min.

ms

sec

ms

sec

ms

ms

In clause 9.2, the test voltage for MRT ratings from 80mA

to 6.3A is 64VDC.

Safety

Agency

Safety Agency

Certificate

Ampere Rating/

Voltage Rating

Ampere Range / Volt

@ I.R. ability*

1907481

80mA-10A/

250V ac

80mA-6.3A/250V ac@35A

or 10 In whichever is greater

139937

80mA-800mA/250V ac@35A

1A-4A/250V ac@100A

40001000

5A-10A/250V ac@100A

LR39772

80mA-6.3A/250V ac@50A

E506667

80mA-10A/277V ac@100A

JET 1037-31007-1001

1A-5A/250V ac@100A

Self-declaration No:

2020970207000131

80mA-10A/250V ac@35A

or 10 In whichever is greater

*I.R.= Interrupting Rating = Short Circuit Rating(Amps)

LEAD FREE =

HALOGEN FREE =

Specifications subject to change without notice

AEC-Q Compliant