PTC Resitor Relay Type MS220C AC/DC 24-240
  • PTC Resitor Relay Type MS220C AC/DC 24-240

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Manufacturer: ZIEHL

PTC Resitor Relay Type MS220C AC/DC 24-240

This compact device is the smallest version of all our PTCresistor relays.
  • terminals outside
  • protection terminals IP 20
  • Relays 1 change-over-contact (co)

Part number:

T221821 AC/DC 24-240 V



Technical data


Rated supply voltage Us 24–240 V AC / DC, 20–264 V AC, 20–297 V DC, <1 W, <4 VA
Connectable PTC resistors 1...6 PTC according DIN VDE V 0898-1-401 (formerly DIN 44081/82)
Switching poin <4000 Ω
Output relay 1 change-over-contact (co)
Type of contact Type 2 (see general technical information)
Test conditions see general technical information
Rated ambient temperature -20 ... + 70 ° C
Dimensions h x w x d Design C: 72 x 33 x 60 [mm]
Attachment on 35 mm DIN rail according to EN 60 715 or screws M4
Protection Housing/Terminals IP30 / IP20
Weight approx. 120 g

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This compact device is the smallest version of all our PTCresistor relays.
  • terminals outside
  • protection terminals IP 20
  • Relays 1 change-over-contact (co)

Part number:

T221821 AC/DC 24-240 V



Technical data


Rated supply voltage Us 24–240 V AC / DC, 20–264 V AC, 20–297 V DC, <1 W, <4 VA
Connectable PTC resistors 1...6 PTC according DIN VDE V 0898-1-401 (formerly DIN 44081/82)
Switching poin <4000 Ω
Output relay 1 change-over-contact (co)
Type of contact Type 2 (see general technical information)
Test conditions see general technical information
Rated ambient temperature -20 ... + 70 ° C
Dimensions h x w x d Design C: 72 x 33 x 60 [mm]
Attachment on 35 mm DIN rail according to EN 60 715 or screws M4
Protection Housing/Terminals IP30 / IP20
Weight approx. 120 g