Wiring diagram for the LTY17 control/wake-up signal
- Control unit: Harvia FX1104XC
- Power extension unit: LTY17
- Heater: Any E-model heater with two power groups / 2 power supply cables
Harvia power extension unit LTY17
Harvia power extension unit LTY17 is used for the control of 2-group electric heaters in large saunas. By using the power extension unit LTY17 the maxi mum load range can be increased up to 37 kW (the maximum load depends on the type of the control unit).
- The power extension unit LTY17 is always used together with Harvia control unit. It is not possible to control the heater with power exten sion unit alone.
- Maximum output power for FX1104XC (11kW) + LTY17 (20kW) combination is 31kW.
FX1104XC + LTY17 + E-model heater
Let's sauna