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MULTIPURPOSE UNITS FOR 2/4 - PIPE SYSTEMS - Installa on manual NRP 0280-0750 REVERSIBLE HEAT PUMPS • DESIGNED FOR 2 AND 4 PIPE SYSTEMS FOR EXTERNAL INSTALLATION • OUTDOOR UNIT • HIGH EFFICIENCIES INRP1UY. 1305. 5806711_00...
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AERMEC S.p.A AERMEC S.p.A. reserves the right at any moment to make any modifications considered necessary to improve our products and is not obliged to add these modifications to machines that have already been fabricated, delivered or are under construction.
INDEX Receipt of the product and installa on ..........5 1.1. Receipt and handling ................ 5 1.2. Handling the machine: ..............5 1.3. Selec on and place of installa on ........... 5 Dimensional tables ................6 2.1. Dimensions NRP 0280 - 0300 - 0330 - 0350 ........6 2.2.
RECEIPT OF THE PRODUCT AND INSTALLATION 1.1. RECEIPT AND HANDLING use all, and only, the lifting points indicated; The safety distances between the units use ropes in compliance with Standards and of and other appliances or structures must be The machine is sent from the factory wrapped with equal length;...
4.2. NRP 0750 POSSIBLE CONFIGURATIONS BETWEEN HYDRONIC KITS recovery hydronic unit ° ° 250mm 9,8in 304mm 12,0in 497mm 19,6in 300mm 436mm 11,8in 17,2in 2 AND 4 PIPE SYSTEM KEY 0750 A IN - version with pump (P1-P2-P3-P4) ø 3” B IN - standard version (°) ø...
4.3. LOADING SYSTEM ATTENTION Check the hydraulic sealing of the Before beginning loading, place the switch at OFF When water starts to escape from the joints. Check that system drain cock is closed. terminal vent valves, close them and continue Open all vent valves of the system and the loading until the intended pressure value for ATTENTION...
CONTROL AND COMMISSIONING The NRP mul purpose units are completely wired All the electrical opera ons must be carried out bySTAFF IN POSSESSION OF THE NECESSARY at the factory and only require connec on to the QUALIFICATIONS BY LAW, suitably trained and informed on the risks related to these electrical mains, downstream from a unit switch, opera ons.
12 hours before in this series can be started up by the AERMEC start-up of the compressor and in any event, A er-Sales Service in your area (valid only on Italian the temperature of the oil pan must be 10-15°C...
FUNCTIONING FEATURES 8.1. SET POINT IN COOLING MODE meter control func ons are ac vated (if envisioned). 8.6. WATER FLOW RATE ALARM Below fi nd the compressor start-up procedure, by (Factory set) = 7°C, ∆t = 5°C. switching the source side pump on with fl ow meter The unit manages a water fl...
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37040 Bevilacqua (VR) - Italy The technical data in the following documentation are not binding. Aermec Via Roma, 996 - Tel. (+39) 0442 633111 reserves the right to make all the modifications considered necessary for Telefax (+39) 0442 93730 - (+39) 0442 93566 www.aermec.com...