Speed controller with 5-step switch for 3-phase fan
- Optimized frequency inverters for the control of one fan motor for frequency converter suitable isolation system and bearings e.g. IE2
Integrated 5-Step switch - Step0=0Hz; Step1=10Hz; Step2=20Hz; Step3=30Hz; Step4=40Hz; Step5=50Hz
- Potential-free operation notification
- Enable contact section
- Motor protection by connecting thermostats “TB” or thermistors “TP”
- Interference emission EN 61000-6-3
- Interference immunity EN 61000-6-2
- Parallel operation of several motors is not allowed
- Max. length of controller (poti) cable 100m
- Max. length of motor cable 10m (screened)
- Please note: Not suitable for external rotor motors
When operating with Explosion proof fans the FRQ has to be placed outside the EX zone!
Product data link below:
https://catalogue2.systemair.com/item/item.aspx?id=49907&tab=description