ZIEHL Industrie-Elektronik GmbH Digital Temperature Monitoring Relay
The ZIEHL TR 250 (Part No. T224190) is a digital multi-sensor temperature monitoring relay designed for reliable thermal protection of motors, generators, transformers, and other industrial equipment. It supports up to three temperature sensors (Pt100, Pt1000, PTC, KTY83/KTY84) simultaneously, provides three programmable relay outputs, and offers accurate over-temperature monitoring, alarm functions, and configurable control for industrial automation and machine protection applications.
BRAND
ZIEHL Industrie-Elektronik GmbH
TYPE
Digital Temperature Monitoring Relay
PART NO.
T224190
MODEL
TR 250
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | ZIEHL Industrie-Elektronik GmbH |
| TYPE | Digital Temperature Monitoring Relay |
| PART NO. | T224190 |
| MODEL | TR 250 |
| Product Series | TR Series Temperature Relay |
| Power Supply | AC/DC 24–240 V |
| Supply Frequency | 0 / 50 / 60 Hz |
| Power Consumption | 3 VA |
| Input Sensors | Pt100, Pt1000, KTY83, KTY84, PTC Thermistors |
| Temperature Measuring Range | -199°C to +850°C |
| Display | 3-Digit Digital Temperature Display with Programming Menu |
| Relay Contact Rating | 3 A, 240 V AC |
| Application | Protection and temperature monitoring of electric motors, generators, transformers, switchboards, marine machinery, industrial process equipment and HVAC systems. |
| Made In | Germany |
| REF NO | 494 |
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