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Approvals & Standards

  • UL Recognized Component, UL4248, guide IZLT2, file E52283
  • CSA Certified C22.2, class 6225, file 32169
  • IEC 60269-2 and IEC 60947-3
  • RoHS Compliant
  • Plastic material: NF 16101 & 16102 Requirement 2 Compliant

Key features & benefits

The innovative and comprehensive UltraSafe™ range of Mersen fuse-holders.
Modular fuse-holders are finger-safe under IEC standards to an IP20 grade of protection, including fuse changing (with the flick of a finger). Modular fuse-holders are available in 1, 2, 3 or 4 poles, with or without visual blown fuse indicator, in UL + IEC version.
Multi-pole units can also be field assembled by ordering pin-ties assembly kit. In this size, the range also offers the possibility to use microswitches (supplied with the holders or ordered separately) to allow remote indication.
UltraSafe™ range is made of tough and durable thermoplastic or thermoset material.

More specifications

Applications

  • All circuits up to 750VAC for protection of motors,
  • transformers, low voltage distribution, control circuits
  • Non-load operation

Product Specifications

Frequency (Hz)

50 ... 60   Hz

Ampere range

0…125 A  

Short Circuit Current Rating (SCCR)

100   kA

Degree of Protection (IP)

IP20  

Flammability rating

94 V-0  

Wire Insulation Rating

60/75 C  

Wire Type

Rigid wire = 1.5-50mm² (16-1AWG) or Multistrand wire = 35mm² (3AWG)  

UL Category Code

IZLT2  

CE Conformity

Yes  

REACH Compliant

Yes  

Max Operating Temp.

60   °C

Min Operating Temp.

-25   °C

Max Storage Temp.

80   °C

Min Storage Temp.

-25   °C

Harmonized System

853690  

References in this series  (19)

E331158 - US221

125  

22x58  

-

1-Pole  

No

0.214   kg

F331159 - US221I

125  

22x58  

-

1-Pole  

Yes  

0.2166   kg

G331160 - US221M

125  

22x58  

-

1-Pole  

Yes  

0.1533   kg

H331161 - US221N

125  

22x58  

-

1-Pole+N  

No

0.45   kg

J331162 - US221NM

125  

22x58  

-

1-Pole+N  

Yes  

0.4666   kg

K331163 - US222

125  

22x58  

-

2-Pole  

No

0.44   kg

L331164 - US222I

125  

22x58  

-

2-Pole  

Yes  

0.325   kg

M331165 - US222M

125  

22x58  

-

2-Pole  

Yes  

0.4633   kg

N331166 - US222MI

125  

22x58  

-

2-Pole  

Yes  

0.4666   kg

P331167 - US222M2

125  

22x58  

-

2-Pole  

Yes  

0.4633   kg

Q331168 - US222M2I

125  

22x58  

-

2-Pole  

Yes  

0.4666   kg

R331169 - US223

125  

22x58  

-

3-Pole  

No

0.6425   kg

S331170 - US223I

125  

22x58  

-

3-Pole  

Yes  

0.435   kg

T331171 - US223M

125  

22x58  

-

3-Pole  

Yes  

0.67   kg

V331172 - US223MI

125  

22x58  

-

3-Pole  

Yes  

0.675   kg