PTC Thermistors For Electric Motor Protection(Single Thermistor)

$170.00

Key Benefits:
PTC thermistors are used to monitor temperature in machinesand installations.The design ensures short response times andeasy installation.

Description

General information:

PTC thermistors acc. to DIN 44081 (triple sensors acc. to DIN44082) are used to protect electrical machines against thermaloverload.Thermistors have an even steeper R/T characteristic asthat defined in the DIN standard. The temperature range is from 70 to 160°C. PTC thermistor beads with different rated responsetemp eratures can be connected in series. This permits an optimal and economic thermal protection of machines and windings with different limit temperatures.

 

Structure :

PTC Single Thermistor

PTC Identification and Part Numbers:

The color of the connection leads  indenfies the rated response temperature. These are defined in DIN 44081/082.

 

Tk(°C)

 

Color of leads

 

Single

70 White/Brown MZ6-70-E
80 White/White MZ6-80-E
90 Green/Green MZ6-90-E
100 Red/Red MZ6-100-E
110 Brown/Brown MZ6-110-E
120 Gray/Gray MZ6-120-E
130 Blue/Blue MZ6-130-E
140 White/Blue MZ6-140-E
145 White/Black MZ6-145-E
150 Black/Black MZ6-150-E
155 Blue/Black MZ6-155-E
160 Blue/Red MZ6-160-E

Specification

Technical Date PTC acc.to DIN 44081:

 

Single

Max.operating voltage

30V

Rate ressponse temperature Tk

70-160°C

Tolerance of Tk

±5K

Reproducibility of Tk

±0.5K

Resistance R25

≤100Ω

Resistance at a temperature of Tk -5K

≤550Ω

Resistance at a temperature of Tk +5K

≥1330Ω

Resistance at a temperature of Tk +15K

≥4kΩ

Thermal response time Td

≤5s

Insulation test voltage V

 AC2.5kV

Max.operating temperature

200°C

Max.storage temperature

160°C

Min.storage temperature

-25°C

Weight

2g






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