Issue:
Specifications for the PTC Input on the VW3A3203 Option card.

Product Line:
ATV320 and ATV340 drive

Environment:
All

Cause:
PTC resistance input for the option card.

Resolution:

• PTC:
- 3 or 6 thermal sensors mounted in series (configurable by software)
- Thermal sensor current: 1mA maximum
- Nominal value: <1.5 kΩ
- Overheat trigger threshold: 3 kΩ
- Overheat reset threshold: 1.8 kΩ
- protected for low impedance: <50 Ω
- detection of high impedance: >100kΩ

Publisert for:Schneider Electric Norway