Crank case heaters helps in keeping the oil warm and will also help in establishing good lubrication after a short stop, not just preventing oil dilution.
Provided it is interlocked with the compressor contactor, in order to avoid unnecessary heating while compressor is running.

Feature

• Heating up compressor oil is based on real demand
• Minimized energy consumption and therefore up to 70 % energy saving
• Relays, additional contacts in contactors and redundant wiring are obsolete
• Simplyfied connection of heater within air conditioner and heat pump and therefore reduced material – and labor cost