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  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-01-AB-02-06-01-6152430128121-Used Industrial Parts
  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-Used Industrial Parts
  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-Used Industrial Parts
  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-Used Industrial Parts
  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-Used Industrial Parts
  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-Used Industrial Parts
  • Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292-Thermistor Protection Relay-Used Industrial Parts
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Sprecher + Schuh

Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292

Sprecher +Schuh RT 3-M Thermistor Protection Relay - 11292

€90,75incl. VAT
€75,00 excl. VAT

Lager: 1
Tested & workingReally in stockWorldwide shipping12-month warranty
Ships from our own warehouse in Veen, the Netherlands
Order before 16:00 CET — shipped the same day
Worldwide shipping with track & trace
Questions? Contact our team
GearProduct description & specifications
BrandSprecher + Schuh
ModelRT 3-M
TypeThermistor Protection Relay
Part Number11292
Technical Specs
Core ApplicationThermal protection of electric motors, transformers, and machinery equipped with PTC thermistors against overload, blocked rotor conditions, phase failure, and insufficient cooling
Operating Control Voltage220 V - 240 V AC
Supply Network Frequency50 / 60 Hz
Power ConsumptionApprox. 3 VA
Evaluation Circuit LayoutDesigned to monitor a series string of Positive Temperature Coefficient (PTC) thermistor sensors embedded in the motor windings
Number of Sensor Loops1 circuit loop tracking up to 6 PTC sensors in series conforming to DIN 44081 / DIN 44082 standards
Cold Resistance Threshold< 1.5 kΩ
Triggering/Trip Threshold3.2 kΩ to 3.8 kΩ (Activates fault response upon winding overheating)
Reset/Release Threshold1.5 kΩ to 1.8 kΩ (Allows resetting once the motor cools down)
Reset Operation ModesManual reset
Output Contact Configuration1 NO + 1 NC
Maximum Contact Rating250 V AC, max. 5 A resistive / 2 A inductive load
Status IndicatorsFront-facing LED diagnostics; Red LED (Tripped/Overtemperature fault condition)
Electrical Connection TypeBox lug screw clamp terminals
Housing Construction MaterialHigh-impact, flame-retardant polyamide/polycarbonate blend casing
Structural Mounting FormatStandard 35mm DIN-rail mount (EN 50022 tracking) or surface screw panel installation
Enclosure Protection ClassIP20
Weight275 g
Dimensions100 x 70 x 45 mm
Country of OriginSwitzerland
HS Code8536.49.00

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Despite the urgency and the weekend timing, your team went above and beyond by dispatching the necessary parts from the Netherlands on Friday evening — even before payment was processed. Thanks to your swift action, we received the parts by Tuesday and were able to complete the repair that same evening.

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