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	Central Heating for thre Pump Controllers (DE.90) (ST-427i) Model: EU-427i, st427i, DE.90 3 Add:
Principle of operation EU-427i (ST-427i) regulator is intended to control the operation of three pumps. The controller's task is ... more info

	Central Heating Pump Controllers EU-27i (DE.80) (ST-27i TECH) Model: eu-27i_st27i(DE.80)_WG.14.0058 3 Add:
Working principle ST-27i regulator is intended to control the operation of CH circulation pump and of the additional pump (HUW or ... more info

	Charging Boiler Controller DE.140 Model: DE140 2 Add:
Control of the fan and Central Heating pump Equipment of controller: LED Display Central Heating Temperature Sensor Thermal Protection Additional ... more info

	Charging Boiler Controller DE.170 (ST-28 with PID) Model: EU-28NmitPID.(DE.170)WG.21.0070 3 Add:
ST–28 zPID temperature regulator is intended for charging CH boilers. It controls the central heating pump , the domestic hot water ... more info

	Charging Boiler Controller EU-81 (ST-81) (DE.190) Model: EU-81_st81_(DE.190)_WG.21.0076 1 Add:
Principle of operation EU-81 (ST–81) temperature regulator is intended for charging CH boilers. It controls the water circulation pump, hot ... more info