Machine protection relay thermistor


Article number: 0157.0992
Manufacturer: MAICO
PTC thermistor triggering device for explosion proof three-phase AC fans DZ... Ex e for installation in... more information

Characteristic curve

Dimensioned drawing

Technical data

TMS - Technical data

Article TMS
Type of voltage Three-phase AC
Rated voltage 24 V - 240 V
Frequency 50 Hz/60 Hz
Imax 3 A
Degree of protection IP 20
Type of installation Control cabinet
Weight 0,15 kg
Width 23 mm
Height 84 mm
Depth 104 mm
Ambient temperature -25 °C up to 60 °C
EX designation in accordance with standard Ex II (2)D [Ex t] / Ex II (2)G [Ex e]
Packing unit 1 piece
Range C
GTIN (EAN) 4012799579922
Article number 0157.0992

Product description



short description

PTC thermistor triggering device for explosion proof three-phase AC fans DZ... Ex e for installation in control cabinets

Product description

  • The PTC thermistor triggering device for monitoring the maximum motor temperature.
  • For installation in control cabinets.
  • Accessories for the DZ ... Ex e three-phase AC fans.
  • Type-examination tested according to Directive 2014/34/EU.
  • 1 n/c (normally closed) contact and 1 n/o (normally open) contact.
  • With mains and error LED display.
  • With test button.

Safety instruction

  • Installation exclusively in non-explosive areas.

Table of contents

Wiring diagram

TMS - Wiring diagram

Predecessor - successor

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