Systemair WQH 904 BLN - Water cooled heat pump / Basic version

Technical features: • 8 sizes • Cooling capacity from 151 to 370 [kW] • Heating capacity from 170 to 418 [kW] • Acoustic versions • BLN (Basic Low Noise) • ELN (Extra Low Noise) • Two refrigerant circuit • Four scroll compressors • Brazed plates heat exchangers • Thermostatic expansion valve (Electronic expansion valve standard for sizes 1104 to 1204) • User-friendly microprocessor based control • Power supply 400 [V] / 3 [pH] / 50 [Hz] Standard features • Double set-point • Dynamic set point (Climatic, 4-20 [mA], 0-10 [V], 0-5 [V], 0-1 [V]) • Sequence phase control • Rubber pad • Water differential pressure switch • Control circuit transformer Factory installed options • Modbus protocol kit for BMS • Compressor soft-starter • Power factor correction capacitors • Electronic expansion valve (standard for sizes 1104 to 1204) • Compressors overload protection • Automatic circuit breakers • Condensing control kit • Additional heating device wiring kit • Mechanical gauges kit • Compressor jackets • On board hyd...