ISPK Modular compact heat pumps Unit components Optional heating backup with Cooling connections for welding electrical heaters or hot water coil n Indoor Posibility of an split Electric panel module installation of both modules nComplete and fully wired electric panel. Insulated panel cover to prevent condensation. Protection IP55. nTransformer for power supply without neutral included in the electrical panel. nMain ground connection. Outdoor nCompressor(s) and fan(s) motor contacts. module Protections nHigh and low pressure pressostats. nCompressor discharge temperature control. nNon-return valve built into the compressor. nMain door switch. nMagnetothermic protection switches for the compressors power line and fans motor. nAutomatic switch in the control circuit. The outdoor module can incorporate a Indoor module return air filter nCasing made of galvanised steel metal with polyester paint, Plug-fan CE in outdoor Filling and service valves white colour RAL 7035. Self-supporting frame. module and indoor module for compact version Indoor air circuit nCoil(s) with copper pipes and aluminium fins. Outdoor module nEC electronic supply plug-fans directly coupled with variable control speed and flow rate controller. In tertiary sector nCasing made of galvanised steel metal with polyester paint, installation, a high percentage of the annual air conditioning white colour RAL 7035. Self-supporting frame. energy consumption comes from the use of fans for Outdoor air circuit transporting air. Using fans which are more efficient has a direct impact on reducing consumption. nEC electronic supply plug-fans directly coupled with variable control speed and flow rate controller. In tertiary sector Plug-fans with direct drive and variable speed offer the installation, a high percentage of the annual air conditioning following advantages: energy consumption comes from the use of fans for •Elimination of friction losses during transmission thanks to transporting air. Using fans which are more efficient has a the direct drive. direct impact on reducing consumption. •Greater aeraulic efficiency of the rotor (reactive blades Coil(s) with copper pipes and aluminium fins. with an optimized profile), running at very high operating n pressures. nCondensate drain pan. •Greatly increased motor efficiency. Permanent magnets Cooling circuit DC motors activated using electronic switching integrated Hermetic scroll-type compressors in tandem design that into the motor itself. n improves the management of stages and the part load •Variable speed to ensure a constant supply air flow rate, efficiencies. Sound insulation, assembled over antivibration independent of the filters clogging level. mounts. Control of phase equilibrium and the direction of •Measuring the flow rate thought a calibrated section at rotation. the fan intake and a differential pressure sensor allows nCrankcase heater. the control to handle the flow rate reliably and precisely in (s) with external equalisation. both onCAV and VAV systems. n Thermostatic expansion valve Four-way cycle reversing valve(s). nReusable air filters, assembled on a frame. n Suction accumulator, anti-acid dehydrating filter(s), liquid nCondensate drain pan. n receiver(s). Cooling circuit nService valves for cooling connections and refrigerant charge, nThermostatic expansion valve(s) with external equalisation when the unit is supplied in Compact version. Posibilility of installation in split version, with optionals service Protections valves. nMain door switch. 270 270 CATALOGUE 2021