GV0 / GV0A SERIES GAS COMBINATION CONTROL SYSTEMS FOR COMMERCIAL COOKING APPLIANCES R www.mertikmaxitrol.com
CONTENT GENERAL INFORMATION GV0 AND GV0A STANDARD FEATURES OPTIONAL TEMPERATURE KNOBS AND D-STEMS GV0 SERIES FEATURES AND OPTIONS GV0A SERIES FEATURES AND OPTIONS TECHNICAL DATA CONNECTIONS 5 MAIN VALVE FUNCTION 6 GV0 SERIES VALVE FUNCTION 7 GV0A SERIES VALVE FUNCTION 8 TEMPERATURE SENSORS 9 GV SERIES SENSORS TEMPERATURE CONTROL CHARACTERISTICS WORKING DIAGRAM 0 PRESSURE DROP DIAGRAMS DIMENSIONS AND WEIGHTS GV0A SERIES COMPONENTS AND OPTIONS ACCESSORIES CERTIFICATIONS AND FUELS CE Multifunctional controls for gas burning appliances group according to DIN EN 6 and Gas Appliances Directive 009//EEC Thermoelectric flame supervision device according to EN 5 and Gas Appliances Directive 009//EEC Temperature control according to EN 57 Suitable for use with gases of EN 7 gas family, and CSA Combination controls for gas appliances according to: - ANSI Z.77/CSA 6.0 for U.S. and Canada - ANSI Z.78/CSA 6.0 for U.S. and Canada Suitable for natural, manufactured, mixed gases, liquefied petroleum gases, and LP gas-air mixtures On request: UA.TR.0-
GENERAL INFORMATION GV0 AND GV0A STANDARD FEATURES OPTIONAL TEMPERATURE KNOBS AND D-STEMS GENERAL INFORMATION Mertik Maxitrol s GV series gas combination control systems precisely and efficiently control the pilot and the main burner of gas appliances. The GV series suits a wide range of commercial cooking appliances, including ovens, griddle plates, fryers, and bain-maries. Valves can be customized to OEM specifications. Oven Griddle Plate Bain-Marie Fryer ~ Main Applications (additional applications may be supported upon review) GV0/GV0A Valves for commercial cooking GV0 AND GV0A STANDARD FEATURES Compact design Pilot gas filter Inlet screen Thermoelectric flame supervision device Pilot gas adjustment screw Separate temperature knob Min. rate setting with fixed or adjustable orifices Liquid filled stainless steel temperature sensor Inlet/outlet connections at bottom, side, or both, providing various inlet/outlet combinations OPTIONAL TEMPERATURE KNOBS AND D-STEMS 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. Mertik Maxitrol offers various D-stems and knobs for both the GV0 and GV0A. The GV series can be equipped with aluminum D-stems (brass optional) allowing OEMs to use their own knobs, personalizing the appliance front. The recalibration version allows a change of the temperature setting within a defined range. The value of the temperature change is visible at the scale. D-stems Temperature knobs Operating knobs
GV0 SERIES FEATURES AND OPTIONS GV0 SERIES FEATURES AND OPTIONS FEATURES Temperature control or manual operation Temperature sensors: various ranges between C (55. F) and 0 C (6 F) Customized to OEM specifications Stand-by position independent of temperature setting with rotary slide valve to shut off main gas OPTIONS Integrated piezo igniter Microswitch for electronic igniter (9V/0V) Use of external ignition (piezo or match) D-stem for large temperature knobs D-stem recalibration knob Integrated pressure regulator or throttle (Throttle CE only) Faceplate and large temperature knob GV0 with D-stem and integrated piezo igniter Operating knob Temperature knob D-stem Pressure regulator GV0 with plastic knob and integrated piezo igniter GV0 with microswitch for electronic igniter
GV0A SERIES FEATURES AND OPTIONS GV0A SERIES FEATURES AND OPTIONS FEATURES Temperature control or manual operation Temperature sensors: various ranges between 0 C (86 F) and 0 C (6 F) Higher capacity flow rates: up to 0 % higher capacity* Customized to OEM specifications Microswitch that interrupts thermocurrent circuit OPTIONS Electronic ignition module with LED pilot flame indication Microswitch for electronic igniter (9V) Use of external ignition (piezo or match) D-stem for large temperature knobs D-stem recalibration knob Faceplate and large temperature knob GV0A manual operation Operating knob Temperature knob D-stem LED 5 Faceplate GV0A (thermostatic operation) with D-stem (Aluminum) 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. 5 GV0A thermostatic version with faceplate, large temperature knob and an electronic ignition module with LED pilot flame indication * Compared to GV0 series
TECHNICAL DATA CONNECTIONS TECHNICAL DATA CE Certification GAD 009//EEC, EN 6 CSA Certification ANSI Z.77/CSA 6.0 + Z.78/CSA 6.0 Maximum Inlet Pressure 5 kpa (50 mbar) (0" w.c.) / psi =.5 kpa (.5 mbar) (" w.c.) Pressure Drop / Capacity.5 m /h air at 0.5 kpa (.5 mbar) pressure drop ( m /h air for GV0A) 65,000 BTU/hr* at " w.c. pressure drop (85,000 BTU/hr* at " w.c. for GV0A) Ambient Temperature GV0/GV0A gas combination control GV0A (optional) 0 C 0 C 0 C 0 C (optional) F 0 F F 8 F (optional) Integral Pressure Regulator (GV0 only) Class C according to EN 88 adj. range 0.5 kpa (5 0 mbar) 0,000 to 85,000 BTU/hr* (ANSI.8) adj. range " " w.c. Pipe Connection Thread (various inlet /outlet combinations) Rp /8" (ISO 7-/EN 06- ) /8" NPT * Natural gas (dv = 0.6;,000 BTU/cu.ft) CONNECTIONS Valve connections 5 Inlet pressure tap 0 Outlet pressure tap Gas side inlet Gas side outlet 9 5 Mounting points 6 Gas bottom outlet 8 7 Gas bottom inlet 8 Thermocouple connection 9 Pilot gas outlet 5 6 7 0 Min. rate setting with fixed or adjustable orifice
MAIN VALVE FUNCTION MAIN VALVE FUNCTION MAIN VALVE FUNCTION FOR MAIN GAS Gas flow. m /h air at 0.5 kpa (.5 mbar) HIGH TO LOW AND SHUT OFF Thermostatically controlled modulating valve that maintains the set point temperature. After reaching the set point temperature, the valve supplies the amount of gas required to maintain that temperature. When low fire increases temperature above the set point, the valve will shut off gas to main burner. Temperature Gas flow 0.9 m /h air at 0.5 kpa (.5 mbar) HIGH AND SHUT OFF Thermostatically controlled ON/OFF valve. The valve operates at maximum BTU rate until the set point temperature is reached, and then it snaps off. Temperature Gas flow.5 m /h air at 0.5 kpa (.5 mbar); 0.9 m /h air at 0.5 kpa (.5 mbar) MAX. TO HIGH AND SHUT OFF Thermostatically controlled ON/OFF valve with additional range of modulation and increased capacity. Temperature Gas flow. m /h air at 0.5 kpa (.5 mbar) 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. HIGH TO LOW After reaching the set point temperature, the thermostatically controlled valve goes to low fire without shutting off. When required, additional heat is quickly provided. HIGH TO LOW The manually operated valve is adjustable between low fire and high fire. Gas flow Temperature. m /h air at 0.5 kpa (.5 mbar) 5 Temperature / Knob position
GV0 SERIES VALVE FUNCTION GV0 SERIES VALVE FUNCTION. OFF The operating knob is in OFF position. The magnet unit is closed. Magnet unit Outlet to pilot ON/OFF valve High fire modulation valve 5 Temperature sensor Operating Knob Temperature Knob. PILOT IGNITION Turn the operating knob to IGN position; push down and hold. The magnet unit opens. Continue turning counterclockwise to pilot, creating spark to ignite pilot. Repeat sequence if pilot does not light.. LOW FIRE OPERATION The operating knob is in ON position. The temperature at sensor is slightly lower than the set temperature. Gas flows through the low fire ON/OFF valve.. HIGH FIRE OPERATION The operating knob is in ON position. The temperature at sensor is lower than the set temperature. Gas flows through the high fire modulation valve and low fire ON/OFF valve. 6 5
GV0A SERIES VALVE FUNCTION GV0A SERIES VALVE FUNCTION. OFF The operating knob is in OFF position. The magnet unit is closed. Main gas closed. OFF Magnet unit Outlet to pilot ON/OFF valve High fire modulation valve 5 Temperature sensor ON IGN Operating Knob Temperature Knob. ELECTRONIC IGNITION Turn the operating knob counterclockwise to ON/IGN position. Press down and hold to open the magnet unit. The electronic ignition to pilot starts. Either the external piezo or battery igniter can be used to start the ignition. Main gas closed. ON IGN OFF. LOW FIRE OPERATION The operating knob is in ON/IGN position. The temperature at sensor is slightly lower than the set temperature. Gas flows through the low fire ON/OFF valve. OFF ON IGN 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved.. HIGH FIRE OPERATION The operating knob is in ON/IGN position. The temperature at sensor is lower than the set temperature. Gas flows through the high fire modulation valve and low fire ON/OFF valve. ON IGN OFF 5 7
TEMPERATURE SENSORS TEMPERATURE SENSORS GV0 and GV0A gas combination control valves were specifically designed for commercial cooking equipment and appliances. Temperature sensors are stainless steel, and each assembly is precisely calibrated for the applications shown below. mm ø 6 mm (. inch ø 0. inch) Bain-Marie L 0 00 C 60 mm ø 5 mm (6. inch ø 0.0 inch) Fryer Y 0 90 C 0 mm ø mm (.06 inch ø 0.6 inch) Griddle Plate Q 66 60 C 86 mm ø mm (.9 inch ø 0.6 inch) Oven Z 8 00 0 C
GV SERIES SENSORS TEMPERATURE CONTROL CHARACTERISTICS WORKING DIAGRAM GV SERIES SENSORS Sensor Application Temperature Range Capillary Length Sensor Length Sensor Diameter ø Sensor Material C F mm ft mm inch mm inch L Bain-Marie 0 00 86,50..5 6 0. stainless steel Y Fryer 0 90 0 7,00,6 60 6.0 5 0.0 stainless steel Q Griddle Plate 66 60 5 500,50. 0.06 0.6 stainless steel Z Oven 00 0 6,500.9 87. 0.6 stainless steel TEMPERATURE CONTROL CHARACTERISTICS 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. Sensor Application Set Point Range T T T Ambient temperature influence C F C F C F C F L Bain-Marie 0 00 86 5 9 8 : 0.0 Y Fryer 0 90 0 75 7 9 : 0. Q Griddle Plate 66 60 5 500 5 6 6 : 0.60 Z Oven 00 0 6 7 8 5 79 : 0.80 WORKING DIAGRAM 00 % MIN Temperature knob position MAX GV0 SERIES Example for set point range (Oven) 00 C to 0 C ( F to 6 F) Flow Rate (% of Nominal Value) Thermostatically controlled modulating valves regulate the set point temperature. Once the set point temperature is reached, the valve supplies the amount of gas required to maintain temperature. Minimum Rate When low fire increases temperature (partial load) T above the set point, the valve will shut off gas to main burner. T 9 T 00 C 0 C Set Point Range (Temperature C)
PRESSURE DROP DIAGRAMS PRESSURE DROP DIAGRAMS PRESSURE DROP CAPACITY FOR NATURAL GAS Density ratio of gas to air: dv = 0.6 NG;,000 BTU/cu.ft PRESSURE DROP CAPACITY FOR NATURAL GAS Density ratio of gas to air: dv = 0.55 NG; Hi = 9.99 kwh/m Flow rate (BTU per hour) 80.000 60.000 0.000 0.000 00.000 80.000 60.000 Flow rate (kw) 50 0 0 0 0.000 0.000 0 0.0.0.0.0.0 Pressure drop (" w.c.) 0 0.0 0. 0. 0.6 0.8.0 Pressure drop ( p kpa) PRESSURE DROP CHART GV GV0A GV0 MAX GV0 Pressure drop ( p kpa).00 0.80 0.60 0.50 0.0 0.0 0.0 0.0 0.08 0.06 0.05 0.0 0.0 0.0 0.0 0. Air 0. 0. 0. 0.5 0.6 0.8.0.0.0.0 0 0. NG (dv = 0.6) 0. 0. 0.5 0.6 0.8.0..5.8 5.0 0. LPG (dv =.56) 0. 0. 0. 0. 0.5 0.6 0.8.6.. Flow rate (m /h)
DIMENSIONS AND WEIGHTS DIMENSIONS AND WEIGHTS GV0 SERIES Weight approx. 0 g (5 ounces) GV0A SERIES Weight approx. 90 g (7 ounces) [.6 ] ø 60 mm [.06 ] ø 7 mm [.06 ] ø 7 mm 5 [ 0.7 ] ø 8.8 mm [ 0. ] ø 5. mm [.95 ] ca. 00 mm [ 0. ] ø 5. mm [.69 ± 0.0 ] ± 0.5 mm [.69 ± 0.0 ] ± 0.5 mm [ 0. ] 5. mm [ 0. ] ø 5. mm [. ± 0.0 ] 6 ± 0.5 mm [.0 ± 0.0 ] 6. ± 0.5 mm [.0 ] ca. 77 mm [ 0. ] ø 5. mm [ 0. ] ø 5. mm [. ± 0.0 ] 6 ± 0.5 mm [.9 ] 5 mm 6 [.0 ± 0.0 ] 6. ± 0.5 mm [ 0.9 ] ca. mm [.86 ] 98 mm [.59 ] 0.5 mm [.07 ] 78 mm [.86 ] 98 mm [.59 ] 0.5 mm 8 7 [.05 ] 5 mm [. ] ca. 8 mm [. ] ca. 8 mm [ 0. ] 8 mm [ 0.98 ] 5 mm [ 0.87 ] mm [ 0. ] 8 mm [.06 ] ø 7 mm 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. [ 0.98 ] 5 mm Temperature sensor Cover printing US (optional) Cover printing EU (optional) Connection for igniter [ 0.87 ] mm [ 0. ] 8 mm [ 0. ] mm [ 0.98 ] 5 mm [ 0.98 ] 5 mm [ 0.87 ] mm [.5 ] ca. 9 mm [ 0. ] 8 mm 5 Temperature knob (optional, with different printing) 6 Thermocurrent interrupter [ 0. ] mm 7 Faceplate (optional, with different printing and opening for LED) 8 LED
GV0A SERIES COMPONENTS AND OPTIONS GV0A SERIES COMPONENTS AND OPTIONS ) GV0A WITH PUSH BUTTON IGNITION Pilot burner 5 Temperature knob (optional) Operating knob Faceplate 5 Cover 7 6 6 Microswitch (optional) 7 Microswitch (standard) 8 Interrupter cable Top view 9 Thermocurrent interrupter 0 Temperature sensor 8 9 0 Ignition cable (optional) A B A Cable for electronic igniter (optional) B Electronic igniter (optional) C Battery box BATTERY D Cable for battery box E Electronic ignition module with LED pilot flame indication F 8 wire connection cable ) GV0A WITH PUSH BUTTON IGNITION AND LED G Bicolor LED with cable 8 7 6 G 9 BATTERY 0 C D E F
ACCESSORIES ACCESSORIES Temperature knob (G0A-ZKB ) Faceplate for GV0A (G0A-ZBB ) Cover for GV0 Battery box x CC for GV0A LED version (G0A-ZBC) Electronic igniter (9V) (G0A-ZZI) Electronic ignition module with LED pilot flame indication (G0A-6M0B00) 8 wire connection cable (G6R-C ) Cable for battery box (G60-ZCB90/ ) Cable for electronic igniter (G0A-ZCI/000) Ignition cable for GV0A (G60-ZKIS ) Bicolor LED with cable (G0A-ZLB ) Compression fittings Adapter and fitting for 5 mm inlet pipe (G0-ZAH5) Plugs Adjustable and fixed orifices Thermocurrent interrupter (G0-ZUS ) Thermocurrent interrupter (G60-ZUS ) Thermocouple (G0-ZPT ) Pilot burner (Europe only) (G0-ZPM) 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. Ignition cable for GV0A G60-ZKIS Ø Connector mm (inch) (0.6) Flat connector.8 x 0.5 Length mm (inch) 500 (9.7) 900 (5.),500 (59.) without 900 (5.).6 (0.06) 900 (5.). (0.05) 900 (5.) Cable for electronic igniter G0A-ZCI/000 Length mm (inch) Bicolor LED with cable G0A-ZLB Length mm (inch),000 (9.) 0 (.7) Cable for battery box with 90 plug G60-ZCB90/ Length mm (inch) 500 (9.7),500 (59.),000 (8.) 8 wire connection cable G6R-C Length mm (inch) 50 (.8) 500 (9.7),800 (70.9)
R 06 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved. Mertik Maxitrol GmbH & Co. KG Warnstedter Str. 0650 Thale Germany Tel.: (+9) 97 00-0 Fax: (+9) 97 00-00 info@mertikmaxitrol.com www.mertikmaxitrol.com Mertik Maxitrol GmbH & Co. KG The Valleys Innovation Centre Abercynon, South Wales CF5 SN UK Direct: (+) 7-755 Mobile: (+) 7866 9-6 info@mertikmaxitrol.com www.mertikmaxitrol.com Mertik Maxitrol GmbH & Co. KG Industriestr. 808 Senden Germany Tel.: (+9) 597 96-0 Fax: (+9) 597 96-99 senden@mertikmaxitrol.com www.mertikmaxitrol.com EXCLUSIVE AGENT Maxitrol Company 555 Telegraph Road P.O. Box 0 Southfield, MI 807-0 USA Tel.: (+) 8 56-00 Fax: (+) 8 56-089 info@maxitrol.com www.maxitrol.com GV0.GV0A-LC-EN-09.05_Cooking