HOME
The NRG Eco Plus is an impressive, prefabricated heating system that offers comprehensive solutions in a compact and neat package. One of its most striking features is the ability for appliances to connect from either side, while the system pipework can run upwards, downwards, and to the right and left. Proper planning makes the resulting systems look fantastic and leaves a lasting impression of quality on customers.
Elevate your heating systems with the EcoPlus pre-plumber heating system unit. Our patented technology ensures future-proof, energy-efficient solutions, enhancing performance and reducing operating costs for your customers.
The NRG EcoPlus is a versatile prefabricated core heating system product adaptable to most hydronic appliances and piping configurations.
Pre-assembled and equipped with zone pumps, isolation valves, magnetic filtration, immersion and a 50L system volumiser for enhanced heat pump efficiency.
The included NRG Lex system control panel streamlines electrical work with comprehensive fuse protection and easy maintenance access. Designed to complement your trade skills, making installations faster, easier and better than ever.
Our pre-configured system is ideal for plumbers and electrical installers, whether for heat pump, boiler or hybrid system applications.
๐๐ฒ๐๐ซ๐ข๐ ๐ ๐ฅ๐๐ฑ๐ข๐๐ข๐ฅ๐ข๐ญ๐ฒ: Integrates seamlessly with multiple fuel types, including heat pumps, gas, oil, and other hydronic heating fuels.
Adaptability: Easily switch between different fuel types based on cost and availability, ensuring continuous, cost-effective operation.
๐๐จ๐ฌ๐ญ ๐๐๐๐ข๐๐ข๐๐ง๐๐ฒ: Maximise energy efficiency and minimise costs by choosing the most economical fuel type at any given time.
๐๐๐ข๐ง๐ญ๐๐ง๐๐ง๐๐๐๐ข๐ฆ๐ฉ๐ฅ๐ข๐๐ข๐ญ๐ฒ: All components are easily accessible for straightforward, hassle-free maintenance.
๐๐ฉ๐๐๐-๐๐๐ฏ๐ข๐ง๐ ๐๐๐ฌ๐ข๐ ๐ง: It requires significantly less space than traditional heat pump or other appliance installations, freeing up room for different features or amenities in your home. This translates to more usable living space and added convenience.
๐๐ข๐ฆ๐ฉ๐ฅ๐ข๐๐ข๐๐๐๐ง๐ฌ๐ญ๐๐ฅ๐ฅ๐๐ญ๐ข๐จ๐ง: Compact design and prefabricated components minimise installation errors and costs.
๐๐๐ซ๐ฌ๐๐ญ๐ข๐ฅ๐๐๐ง๐ญ๐๐ ๐ซ๐๐ญ๐ข๐จ๐ง: Easily adaptable to various building designs and requirements, enhancing project flexibility.
๐๐ฎ๐๐ฅ๐ข๐ญ๐ฒ๐๐ฌ๐ฌ๐ฎ๐ซ๐๐ง๐๐: Reduces the potential for installation mistakes, ensuring a high-quality finish and reliable operation.
๐๐ข๐ฆ๐ ๐๐๐๐ข๐๐ข๐๐ง๐๐ฒ: Streamlined installation saves time, allowing for faster project completion and turnover.
๐๐ฉ๐๐๐ ๐๐ง๐๐๐จ๐ฌ๐ญ๐๐๐ฏ๐ข๐ง๐ ๐ฌ: The compact footprint of the EcoPlus unit means less space is required in the building design, reducing construction costs significantly. This efficiency enables contractors to allocate more space to other valuable features, enhancing the overall property value.
๐๐๐ฌ๐ ๐จ๐๐๐๐๐๐ฌ๐ฌ: All components are easily accessible, simplifying installation.
๐๐๐๐ฎ๐๐๐๐๐ซ๐ซ๐จ๐ซ๐ฌ: Prefabricated and tested components lower the risk of installation errors.
๐๐ซ๐๐ข๐ง๐ข๐ง๐ ๐๐ง๐๐๐ฎ๐ฉ๐ฉ๐จ๐ซ๐ญ: Comprehensive training and support are available to ensure smooth installation and operation.
๐๐๐๐ฅ๐๐๐ข๐ฅ๐ข๐ญ๐ฒ: Suitable for small to large-scale installations, making it an ideal choice for various project sizes.
๐๐๐๐ข๐๐ข๐๐ง๐ญ๐๐ฌ๐๐จ๐๐๐ฉ๐๐๐: The compact design simplifies logistics and handling on-site, making installations quicker and more efficient, thus improving installer productivity.
The example installation below shows a simple hybrid interlink with a heat pump connected to the too left side of the manifold and it's return taken from the integrated 50L volumiser at the centre bottom connection. A wall hung gas boiler is connected to the right-hand side of the manifold.
The NRG Lex System control Module at the top can be used with all forms of controls; wired, Wi-Fi or FM and allows for optional control strategies like hybrid of bivalent secondary boiler call and priority hot water.
Cylinder | |
| Volume | 200 Litre |
| Cyliner Material | DUPLEX 2205 |
| Height including Buffer | 1750 mm |
| Thermal Insulation | Polyurethane |
| Standing Heat Loss | 37 W |
| Energy Efficiency Class | A |
| Maximum operation pressure | 6 Bar |
| Coil Material | SUS316L |
| Coil Surface Area | 3.2 m2 |
Buffer | |
| Volume | 50 Litre |
| Cyliner Material | DUPLEX 2205 |
| Height including Cylinder | 1750 mm |
| Thermal Insulation | Polyurethane |
| Standing Heat Loss | 24 W |
| Energy Efficiency Class | A |
| Maximum operation pressure | 6 Bar |
Electric Immersion Heater | |
| Output | 3 kW |
| Rated Voltage | 230 V |
| Frequency | 50/60 Hz |
| Function Temperature | 20ยฐC - 85ยฐC factory set to 75ยฐC |
| Security Temperature | 65ยฐC - 115ยฐC factory set to 87ยฐC |
| On/Off temperature differential | 10ยฐC +3 C |
| Connection Size | 1 1/2 inch M |
Circulation pumps | |
| Number of Pumps | 2 heating & 1 hot water |
| Pump Model | Lowara Ecocirc M 25-6/130 |
| Specific EEI | <= 0.16 |
| Maximum working pressure | 10 Bar |
| Rated Voltage | 230 V |
| Frequency | 50/60 Hz |
| Protection Class | IP 44 |
| Insulation Class | F |
| Sound Pressure Level | <= 43 dB(A) |
| Rated Current | 0.29 A |
| Max Head | 6 m |
| Connection Size | 1 1/2 inch |
| Port to Port Length | 130 mm |
Domestic Water Inlet Group | |
| Model | Caleffi 533112 CST |
| Connection Size | 22 mm |
| Maximum working temperature | 40 ยฐC |
| Maximum Working Pressure | 12 Bar |
| Safety reliev valve setting | 6 Bar |
| Pressure reducing valve setting | 3.0 Bar |
Potable expansion vessel | |
| Model | Flamco Flofix 18 |
| Volume | 18 Litre |
| Pre Charge | 4.0 Bar |
| Gas Type | Nitrogen |
| Maximum working pressure | 10 Bar |
| Manufactured in accordance with | EN13831 and Pressure Equipment Directive 2014/68/EU |
| Maximum system temperature | 120 ยฐC |
| Min./ max temperature diaphragm | 70 ยฐC |
| Construction | All welded |
| Flange material | Stainless Steel |
| Diaphragm material | EPDM |
| Maximum glycol content | 50% |
| Paint | White (RAL 9010) epoxy powder coating |
| Connection | G 3/4โ M |
| Diameter | 290mm |
| Height | 375 mm |
| Weight | 4.7 kg |
Heating expansion vessel | |
| Model | Robokit Compact HV18 |
| Volume | 18 Litre |
| Pre Charge | 1.5 +/- 0.3 Bar |
| Maximum working pressure | 3 Bar |
| Manufactured in accordance with | EN13831 and PED 97/23/EC Directive |
| Working temperature | -10/+90 ยฐC |
| Diaphragm material | EPDM |
| Maximum glycol content | 50% |
| Paint | Red (RAL 3000) epoxy coating |
| Connection | G 3/4โ M |
| Diameter | 387 mm |
| Height | 195 mm |
| Weight | 5.35 kg |
Domestic temperature and pressure relief valve | |
| Model | Caleffi 309473 CST |
| Cylinder connection size | 1/2 inch M |
| Discharge pipe connection size | ร 15 mm compression |
| Temperature setting | 90 ยฐC |
| Pressure setting | 7.0 Bar |
| Heating safety relief valve | |
| Model | Caleffi 312430 |
| System connection size | 1/2 inch M |
| Discharge connection size | 1/2 inch F |
| Pressure setting | 3.0 bar |
Dual Thermostat | |
| Model | 542902 |
| Thermostat temperature range | 25+/-5 ยฐC to 65 +/-3 ยฐC |
| Thermostat temperature differential | ฮT 8 +/- 2 K |
| High limit thermostat temperature | Fixed 80 +/- 3 ยฐC |
| Failsafe | Yes |
| Differential (manual reset) | 20 +/-5 ยฐC |
| Maximum body temperature | 80 ยฐC |
| Maximum bulb temperature | 125 ยฐC |
| Ambient temperature effect | -0.12 ยฐC/ยฐC |
| Fairlead | M 20x1.5 |
| Protection Class | IP 40 |
| Contact Ratings | N-C 10(2.5)A/250V - N-A 6(2.5)A/250V |
NRG Lex V3.1 | |
| Power supply rating | 230 V~, 15 mA, 50 Hz / 60 Hz, 1 phase |
| Power switching capacity - (combined load) | must not exceed 5 A for all loads |
| Main relay rating | Double pole normally open -DPNO 5 A |
| Boilers - boiler volt free control switches | 2 |
| Boiler supply | 2 |
| Clock supply | 1 |
| Boiler frost protection | 1 |
| Auxiliary inputs | 4 |
| Auxiliary outputs | 2 sets of double pole changeover 5 A |
| Operating temperatures | 0-50 ยฐC |
| Enclosure rating | IP 20 |
| Main fuse | 6.3 A, 230 V ~ t anti-surge |
| Boiler/clock fusing | 3.0 A, 230 V ~ t anti-surge |
| Zone fuses | 4 x 1.0 A, 230 V ~ t anti-surge |
| Zone call indicators | 4 |
| Mains supply indicators | 1 |
| Boiler call indicators | 1 |
| Auxiliary call indicators | 1 |
| Transient suppression (VDR x 2) | Yes |
| Terminals | 0.5 mm2 to 1.5 mm2 |
| PCB dimensions | 128 x 298 x 30 mm |
| Enclosure dimensions | 257 x 450 x 90 mm |
| Mountable | DIN rail or screws |
| PCB weight | 410 g |
| Weight with enclosure | 1770 g |
Magnetic Filter | |
| Model | Biworld SMC28 |
| Magnet | 12000 G |
| Maximum working pressure | 4 Bar |
| Temperature range | 0 to 120 ยฐC |
| Minimum particle size | 5 ยตm |
| Connection size | 28 mm compression |
