Used and in good condition, Alfa Laval NH3/glycol plate heat exchanger, with matching separator for a natural NH3/ammonia circulation (no NH3 liquid pumps needed). All necessary water pumps brand Grundfos and PED certficates available. Mentioned cooling capacity is at an evaporating temperature of -10°C of the ammonia on the de primary side of the plate heat exchange rand on the secondary side of the heat exchanger glycol in 0°C and out -5°C at 55m³/h.