Chatham Components: Thermal Fuses and Thermal Cutoffs

TCO Catalog >> NEC/Schott SEFUSE organic pellet and Uchihashi ELCUT eutectic thermal cutoffs

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RoHS Compliant

Ratings

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Part
Number

Rated
Functioning
Temperature
T_f (°C)

Cut-off
Temperature
(°C)
(Functioning Temperature)

T_h
T_c
(°C)

Tm
(°C)

Electrical Rating

Approvals

Ampere
(A)

Voltage
(V)

C-UL
(CSA)

VDE

CCC

PSE

115

112 ± 3

200

0.5

0.8

AC250

AC125

133

129 ± 3

200

0.3

0.8

2.5

AC250

AC125

DC50

UL,C-UL:E50082, CSA: E50082, VDE: 923000-1171-0006

Certified by CSA

Cut-off temperature is measured with silicone oil bath of which temperature is increased at the rate of 1° per minute. Detecting current is 0.1A or less.
Th and Tc are for C-UL(CSA) and CCC respectively.

Dimensions

Features

Dimensions (mm)

Lead length

Regular

4.5 ± 0.5

40 ± 3

1.4 ± 0.1

1.6

0.53 ± 0.02

Technical Terms

Rated Functioning Temperature (T_f)
The acceptable tolerance is +0,-10°C

Holding Temperature (C-UL&CSA:T_h, CCC:T_c)
The maximum temperature at which the thermal cutoffs may be maintained.

Maximum Temperature Limit (Tm)
The maximum temperature at which an opened thermal cutoff does not reclose.

Notice: Please read Standard Specification and Instruction Manual for details of use.