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Instruction Manual
N
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NSTALLATION
INDEX
Installation Requirements ------------------------------------------------ 1
User and Operating Instructions ---------------------------------------- 2
WARNINGS
AmbiRad equipment must be installed and maintained in accordance with the relevant
provisions of the Gas Safety (Installations and Use) Regulations 1998 for gas fired products.
Due account should also be taken of any obligations arising from the Health and Safety at
Works Act 1974 or relevant codes of practice. In addition the installation must be carried out
in accordance with the current IEE wiring regulations (BS 7671), BS 6896 (Industrial &
Commercial) and any other relevant British Standards and Codes of Practice by a qualified
installer. All external wiring MUST comply with the current IEE wiring regulations.
AmbiRad Limited, Fens Pool Avenue, Brierley Hill, West Midlands, DY5 1QA
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Part No. 700052
ANUAL
Section
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Summary of Contents for Ambirad NRV12LR
- Page 1 User and Operating Instructions ---------------------------------------- 2 WARNINGS AmbiRad equipment must be installed and maintained in accordance with the relevant provisions of the Gas Safety (Installations and Use) Regulations 1998 for gas fired products. Due account should also be taken of any obligations arising from the Health and Safety at Works Act 1974 or relevant codes of practice.
- Page 2 Document Index. 1 Installation Requirements 1.1 Health & Safety 1.2 Burner Model Definitions 1.3 Heater Suspension 1.4 Clearance to Combustibles 1.5 Gas Connection & Supply Details 1.6 Electrical Connections 1.6.1 Typical Wiring Schematic 1.6.2 Wiring Details 1.7 Ventilation Requirements 1.8 Exhaust & Air Inlet Options 1.8.1 Exhaust Flue Considerations 1.8.2 Ducted Air Inlet Considerations 1.9 Vacuum Fan Details...
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Page 3: Installation Requirements
Health and Safety (First fixings by others) For your own safety we recommend the use of AmbiRad heaters must installed safety boots and leather faced gloves when accordance with the relevant provisions of the handling sharp or heavy items. - Page 4 Ensure that the suspension is sufficiently flexible to allow for thermal expansion. Minimum Mounting Model Heights (m) 1.3.2 Suspending the heater - General NRV12LR 3.0m 1.3.2.1 The first support is always positioned at NRV18LR 3.6m the support lug suspension point on the end NRV24LR 4.0m...
- Page 5 Figure 1.b Clearance for servicing - distances to walls and obstacles above. Figure 1.c Clearance for servicing - distances to obstacles above. E - Obstacle over burner F - End vent module G - Burner lid...
- Page 6 Distance from combustibles (distance from heat source that will produce a 50ºC rise in temperature above ambient of a black surface) A Radiant tube; B Standard reflector; C Combustible material underneath; D Combustible material on side; E Combustible material above; F Perimeter reflector; Table 2 Burner Model NRV12LR NRV18LR NRV24LR End vent In-line...
- Page 7 The gas union service cock MUST be manufacturer, and AmbiRad and must only be fitted in the gas supply close to the heat- carried out by a qualified/competent gas er, but not onto the burner itself. engineer.
- Page 8 Figure 3. Correct Installation of Flexible Gas Connection fig.c fig.a fig.b Depending on the specific installation, the Arrow denotes flexible gas hose may be routed to the gas direction of cock at any of the following angles in relation to expansion.
- Page 9 The electrical connection to the burner is made We recommend use of AmbiRad approved by means of a three pin plug-in power controls. Please refer to; SmartCom control connector. Live, neutral and earth connections...
- Page 10 1.6.1 NRV LR system - Typical External Diagram...
- Page 11 1.6.2 Wiring Details Figure 4.c. LR internal wiring diagram - End Vent Burner (EV) MAINS INPUT IGNITOR FLAME SENSOR GRN/YEL BLACK FILTER MAIN J.S.T. BLUE BLUE LAMPS MAINS DELAY TIMER BLUE SOLENOID BURNER VALVE VALVE J.S.T. BLUE POWER OUT BLUE GREEN/YELLOW VACUUM SWITCH...
- Page 12 Figure 4.e. LR internal wiring diagram - End Vent Burner c/w N/O or N/C volt free Lockout contacts MAINS INPUT EMC FILTER IGNITOR FLAME SENSOR GRN/YEL BLACK MAIN RELAY J.S.T. N.O. BLUE BLUE N.C. LAMPS Detail shows either N.O. or MAINS N.O.
- Page 13 Figure 4.g. LR internal wiring diagram - End Vent Burner c/w 3 way solenoid valve MAINS INPUT IGNITOR FLAME SENSOR GRN/YEL BLACK FILTER 3 WAY AR SOLENOID MAIN J.S.T. BLUE BLUE LAMPS MAINS DELAY TIMER BLUE SOLENOID BURNER VALVE VALVE J.S.T.
- Page 14 Figure 4.j. NRV Inverter Internal Wiring Diagram for B80, B160 and B300 three phase fans 230V 50HZ 1 Pha SUPPLY MAINS ON LAMP R/L1 S/L2 W/T3 V.S.D.1 TO FAN V/T2 U/T1 FAN HEALTHY LAMP 230V 50Hz 1 Ph Supply 3Ph Supply To Fan TERMINAL RAIL Figure 4.k.
- Page 15 Figure 4.l. NRV Schematic interconnecting wiring. B80, B160 and B300 three phase fans controlled by SmartCom3 via single phase Inverter panel. (single zone shown)
- Page 16 Figure 4.m. NRV Schematic interconnecting wiring. BH300 three phase fans controlled by SmartCom3 via three phase Local Relay panel. (single zone shown)
- Page 17 Figure 4.n. NRV Schematic interconnecting wiring. B80, B160 and B300 three phase fans controlled by SmartCom3 via single phase Inverter panel. Zonal BMS Lockout and VF interface.
- Page 18 Figure 4.p. NRV Schematic interconnecting wiring. B80, B160 and B300 three phase fans controlled by SmartCom3 via Inverter panel. Individual BMS burner Lockout and VF interface.
- Page 19 1.7 Ventilation Requirements 1.8.2 Vertical discharge Nor-Ray-Vac heaters are installed as flued appliances in accordance with the relevant national requirements country installation. In buildings having an air change rate of less than 0.5 per hour, additional ventilation is required. For detailed information, please see BS6896 section 5.2.2.2.1 Natural Ventilation Low level ventilation openings with a free area...
- Page 20 1.8.3 Ducted Air Inlet Considerations. Ensure that the flexible ductwork is installed to allow for expansion of the heating system. Heat resistant flexible tube is connected to the burner assembly ducted air adaptor and the On a header duct, the main air supply header EVM ducted air adaptor and connected to the which is feeding the individual branch ducts and air supply duct...
- Page 21 1.9 Vacuum fan mounting details (Type ‘B160’ fan illustrated) Fan Size B160 B300 BH300 A (crs) E (Ø) G (Ø) R (crs) S (crs)
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Page 22: Technical Details
1.10 Technical Details. Tables 4a & b Burner Details No of Injectors Gas Connection ½ in BSP Internal thread Burner current 0.05 (per burner) Electrical Voltage/Ph/Hz 230 volt 1 phase 50Hz Burner Type 12LR 18LR 24LR 32LR 38LR 46LR Burner Details Gas Category Heat input (Gross) Gas consum rate Nat Gas G20... - Page 23 Tables 4c & d Burner Details Burner Type 12LR 18LR 24LR 32LR 38LR 46LR Burner Details Gas Category Heat input (Gross) Gas consum rate Butane G30 m³/h 0.34 0.52 0.69 0.92 1.09 1.32 Max Inlet pressure Butane G30 mbar Min Inlet Pressure Butane G30 mbar Hs Butane G30 MJ/m³...
- Page 24 Table 5. Heater Details Burner Type 12LR 18LR 24LR 32LR 38LR 46LR Min distance between burners Max distance between burners 10.2 13.1 Min distance between burner and fitting Max tube temp °C Min mounting height Max burners per branch Table 6. Heater Noise Data Burner Type 12LR 18LR...
- Page 25 Table 9. Fan Details Fan Size B160 B300 BH300 Fan part number 201760 201761 201762 201763 Motor (TEE) QS 80M2B H QS 90S2A-40H QS 90L2A H QS 112M2A H Power Supply to Fan V/Hz/P 230~50/3 230~50/3 230~50/3 400~50/3 Run Current 4.38 8.48 Start Current...
- Page 26 Notes.
- Page 27 Notes.
- Page 28 Details are available on request. switch off and isolate the gas and electricity supplies. For Service requirements, please contact AmbiRad. Contact the AmbiRad Service department. For further technical and service support visit our Support Information Database at www.s-i-d.co.uk 2.2. To Switch Off Heater 1.
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