PTC 120 Internal Thermistor Sensor 0.5m
SKU: 41700
C21 Motor protection relay
SKU: C21_MOTOR_PROTECTION_RELAY
In stock · Ready to ship
- Thermal Image Memory: Accurately reproduces motor heating and cooling cycles to prevent overheating during frequent starts.
- Rapid Phase Loss Detection: Triggers protection within 3 seconds, even under reduced loads, to stop costly breakdowns before they happen.
- Visual Trip Identification: Includes LED signaling to instantly diagnose the cause of a trip, reducing troubleshooting downtime.
- Simplified Installation: Cable feed-through design eliminates the need for complex wiring; fits standard 22.5mm push-button cutouts with an optional display.
- Versatile Trip Classes: Features 3 selectable trip classes (10, 20, 30) to accommodate various motor starting and working cycles.
Unit price
From $342.00
excl. tax · free shipping to USA
Free shipping · USA
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Specifications
| Auxiliary Voltage | 24V, 115V, 230V |
| Current Range | 9–21.6A |
| Application | Motor Control Centers, Control Panels, Compressors, Conveyor Belts |
| Product Series | C Series |
The Fanox C series is the professional’s choice for dependable, accurate protection of low and medium-power 3-phase motors. Specifically engineered for applications like compressors, ventilators, and conveyor belts, this compact relay uses advanced thermal image memory to prevent engine burnouts during demanding work cycles. Its cable feed-through design simplifies installation, making it an ideal upgrade for Motor Control Centers (MCC) and standard panel boards.
C21: For 7.5 – 12 hp (5.5 – 9 kW) motors, 9 – 21.6 amp
Optional: OD-C External display for Fanox C motor protection relays to install on the cabinet door
PTC 70 External Thermistor Sensor
SKU: 41705
G17 Motor protection relay EEx e
SKU: G17_MOTOR_PROTECTION_RELAY_EEX