Table of Contents
Advertisement
Advertisement
Table of Contents
Troubleshooting
Subscribe to Our Youtube Channel
Summary of Contents for Hegwein ZA0 Series
- Page 1 Operating Manual Gas fired igniter ZA0 / ZDA0 Hegwein GmbH © Before first use, read the operating manual! Am Boschwerk 7 70469 Stuttgart, Germany Tel.: +49 (0)711 13 57 88-0 Fax: +49 (0)711 13 57 88-5 E-Mail: info@hegwein.de www.hegwein.de Status: 11-2018...
-
Page 2: Table Of Contents
Gas fired igniter ZA0 / ZDA0 Contents General ............3 Connections on the transformer part front Information on the operating manual ... 3 panel ............27 Gas and air adjusting components Explanation of symbols ........ 3 (accessories) ..........28 Liability disclaimer ........4 Electrical wiring versions ...... -
Page 3: General
Gas fired igniter ZA0 / ZDA0 General General Information on the operating manual This operating manual provides important information on working with the gas fired igniter. Safe working can only be ensured by adhering to all the safety remarks and instructions provided. In addition, the locally applicable accident prevention laws and general safety regulations must be followed. -
Page 4: Liability Disclaimer
Gas fired igniter ZA0 / ZDA0 General Recommendations REMARK! … highlights useful recommendations and information designed to permit efficient, trouble- free operation. Special safety remarks In order to draw attention to special hazards, the following symbol is used in conjunction with safety remarks: DANGER! Fatal danger due to electrical current! …... -
Page 5: Copyright Protection
Gas fired igniter ZA0 / ZDA0 General Copyright protection These operating instructions may not be shared with third parties. They are exclusively intended for those operating the gas fired igniter and may not be made available to third parties without the prior written consent of the manufacturer. -
Page 6: After-Sales Service
Gas fired igniter ZA0 / ZDA0 General After-sales service For any technical information, consult our after-sales service. Information can be obtained at any time by phone, fax, e-mail or Internet. For the manufacturer’s address, see the cover sheet on the table of contents. Our employees are always open to feedback and comments related to all of our products which could be of use in the continual and improvement of our products. -
Page 7: Safety
Gas fired igniter ZA0 / ZDA0 Safety Safety This section provides an overview of all important safety aspects for optimum protection of personnel as well as safe, trouble free operation. Failure to observe the operating instructions and safety remarks contained in this manual can cause serious injury. Owner’s responsibility As the gas fired igniter is used commercially, the owner of the gas fired igniter is obliged to adhere to occupational safety regulations... -
Page 8: Operating Personnel
Gas fired igniter ZA0 / ZDA0 Safety Operating personnel 2.2.1 Requirements WARNING! Danger of injury due to insufficient qualification Incorrect handling of the equipment can result in severe personal injury and material damage. – Only allow activities to be performed by suitably qualified specialist personnel. -
Page 9: Unauthorized Persons
Gas fired igniter ZA0 / ZDA0 Safety 2.2.2 Unauthorized persons WARNING! Danger for unauthorized persons! Persons who do not comply with the requirements described here are not aware of the dangers inherent in the work area. – Keep unauthorized persons away from the work area. -
Page 10: Personal Protective Gear
Gas fired igniter ZA0 / ZDA0 Safety Personal protective gear Personal protective gear must be worn while working with the equipment in order to minimize potential health hazards. Wear the protective gear necessary for performance of the relevant task at all times while working. ... -
Page 11: Special Dangers
Gas fired igniter ZA0 / ZDA0 Safety Special dangers Remaining dangers are listed in the section below. The remarks provided here and the safety instructions in the subsequent chapters of this operating manual must be observed in order to reduce the possible risk to health and prevent the occurrence of dangerous situations. - Page 12 Gas fired igniter ZA0 / ZDA0 Safety Electrical current DANGER! Danger to life due to electrical current! When touching with current conducting parts, there is a danger to life. Damage to the insulation or individual components can have potentially life- threatening consequences.
- Page 13 Gas fired igniter ZA0 / ZDA0 Safety Highly inflammable materials WARNING! Danger of burns due to flammable materials! Highly flammable materials, liquids or gases can catch fire and cause serious to fatal injuries. – Do not smoke in the danger area and in the close vicinity.
-
Page 14: Securing Against Unauthorized Switching Use
Gas fired igniter ZA0 / ZDA0 Safety Securing against unauthorized switching use DANGER! Risk of fatal injury due to unauthorized use! When working in the danger area, there is a risk that the energy supply could be switched on by an unauthorized person. -
Page 15: Response In Case Of Danger Or Accident
Gas fired igniter ZA0 / ZDA0 Safety Response in case of danger or accident Preventive actions Always be prepared for accidents and for fires! Keep first aid equipment (first aid kit, blankets etc.) and a fire extinguisher on hand. ... -
Page 16: Transport, Packaging And Storage
Gas fired igniter ZA0 / ZDA0 Transport, packaging and storage Transport, packaging and storage Safety instructions for transport Incorrect transport WARNING! Danger of injury as a result of incorrect transport! In the case of incorrect transport, considerable material damage can occur. –... -
Page 17: Packaging
Gas fired igniter ZA0 / ZDA0 Transport, packaging and storage Packaging Packaging The individual products are packaged in accordance with the transport conditions expected for the consignment. Exclusively environmentally friendly materials are used for the packaging. The packaging should protect the individual components from transport damage, corrosion and other damage up until such time as they are assembled. -
Page 18: Specifications
Gas fired igniter ZA0 / ZDA0 Specifications Specifications Type designation with type key Example of type designations with the most important igniter data: Fig. 1: Type key - 18 - Status: 11-2018... -
Page 19: Type Key Of Ionisation Flame Monitor
Gas fired igniter ZA0 / ZDA0 Specifications 4.1.1 Type key of ionisation flame monitor Fig. 2: Type key of ionisation flame monitor The designation A0516Z… refers to the internal ionisation flame monitor. The spare parts (incl. according part numbers) enclosed in the ionisation flame monitor can be found in chapter 11 “Spare parts list”. Gas fired igniter Characteristic Value... -
Page 20: Power Head
Gas fired igniter ZA0 / ZDA0 Specifications Characteristic Value 0.3 – 0.5 Air coefficient The remaining air volume must be made available in the combustion chamber. see chapter “Installation and electrical connection” Maximum ambient temperature of the outer tube Total weight (depending on scope of delivery) approx. - Page 21 - 30 °C to + 60 °C (condensation must be avoided) Ambient temperature (special version) - 30 °C to + 80 °C (condensation must be avoided) With Hegwein control units (see chapter “Functional Interconnection characteristics and structure”) Contact load with ZDA configuration at terminals 4, SPDT contact (flame relay), max.
-
Page 22: Dimensional Drawing
The rating plate is located on the housing of the ionisation flame monitor and contains the following information: 1 Manufacturer 2 Date of manufacture (Hegwein code) 3 Type 4 Gas type and maximum gas inlet pressure 5 Type of flame monitor... -
Page 23: Rating Plate Of Ionisation Flame Monitor
Gas fired igniter ZA0 / ZDA0 Specifications 4.5.1 Rating plate of ionisation flame monitor Fig. 5: Example for rating plate of ionisation flame monitor The rating plate on the built-in ionisation flame monitor is located on the transformer part front plate and includes the following information: 1 Manufacturer 2 Manufacturer’s address... -
Page 24: Service Life
Gas fired igniter ZA0 / ZDA0 Specifications Service life NOTE! This product does not have an unlimited service life! It has been designed for a maximum service life at nominal load, the mounted ionisation flame monitor is type approved. In applications involving 50 switching processes per day, this service life is set at around 10 years. -
Page 25: Functional Characteristics And Structure
Gas fired igniter ZA0 / ZDA0 Functional characteristics and structure Functional characteristics and structure Functional characteristics The gas fired igniter is a device whose flame is designed to ignite and support a main burner. A high voltage is generated from an input voltage (mains voltage), which generates an ignition spark at the gas nozzle. -
Page 26: Ionisation Flame Monitor
Gas fired igniter ZA0 / ZDA0 Functional characteristics and structure The outer tube (6) is screwed to the power head (1) and can be removed or depending on the position of the air supply pipe can be turned by 90°. The gas port can be on the left or right. -
Page 27: Test Sockets
Gas fired igniter ZA0 / ZDA0 Functional characteristics and structure 5.3.3 Test sockets Thanks to the test sockets integrated into the transformer part front panel, it is possible to measure the ionisation current without interruptions. A customary amperemeter with a measurement range from 0 - 50 μA DC shall be used for the measurement. -
Page 28: Gas And Air Adjusting Components (Accessories)
Gas fired igniter ZA0 / ZDA0 Functional characteristics and structure Gas and air adjusting components (accessories) REMARK! Accessories and special tools have to be ordered separately. Air regulating sleeve Z 945 Z 2/0FV Housing: Malleable cast iron, galvanized Taper: Brass Ms 58 ... -
Page 29: Electrical Wiring Versions
Burner control ASD-75 P0… for continuous operation or intermittent operation, top hat rail mounting, 230 V AC, 50/60 Hz (special voltage possible), see relevant HEGWEIN operating manual Flame relay A 285 K2.3 with 2 SPDT contacts, top hat rail mounting, see relevant... -
Page 30: Installation And Initial Commissioning
Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Installation and initial commissioning Safety Personnel Installation may only be performed by suitably qualified specialist staff of the plant installer. Initial commissioning may only be performed by employees of the manufacturer or by trained personnel. - Page 31 Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning DANGER! Explosion risk due to leaking fuel or release of additional units! Downstream units (e.g. burner/igniter) can be connected via incorrect operation of the gas fired igniter. – The gas fired igniter, and the flame monitor signal of the gas fired igniter should be incorporated into an overriding safety controller.
-
Page 32: Installation And Electrical Connection
Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Installation and electrical connection Ensure that the following tasks are only performed by suitably trained personnel. DANGER! Danger to life due to electrical current! When touching with current conducting parts, there is a danger to life. - Page 33 - Provide additional cooling air in the annular gap between the guide and the outer tube 15 Nm In the case of an ambient temperature > 700 °C, 1/8“ 5 Nm contact Hegwein. 1/4“ 7 Nm 1/2“ 10 Nm 3/4“...
- Page 34 Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning REMARK! The gas fired igniter must be connected by the owner to the plant control system in accordance with the terminal diagrams. REMARK! The high-voltage ignition spark can suppress the ionization signal to such a degree that the flame relay is not able to pick up.
- Page 35 Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Special version, IP 65 with 7-core control cable, sealed ionisation flame monitor connection, type ZA0... Core Designation Meaning Protective earth conductor Mains connection, ionisation flame monitor Spark transformer (primary) Flame signal output 90 – 110 V DC item 11 LED (flame present) Fig.
-
Page 36: Electrical Function Test
Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning REMARK! Close the terminal box/connecting plugs and check whether all seals, cable strain relief devices etc. are correctly connected. Electrical function test This test must only be carried out by a specialist trained in the handling of the plant and its components. - Page 37 Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning ATTENTION! Defect due to improper handling! Improper handling may cause a short circuit or damages to the product. – The mounted ionisation flame monitor is a safety device. In case of damage, return the ionisation flame monitor to the manufacturer.
-
Page 38: Setting The Required Air Volume
Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Setting the required air volume This may only be performed by trained personnel. Required special tools: Customarily available pressure gauge with a measurement range of 0 – 200 mbar REMARK! The required air operating pressure depends - among other things- on the desired gas operating... -
Page 39: Setting The Required Gas Volume
Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Setting the required gas volume This may only be performed by trained personnel. Additionally required safety equipment: Face protection Protective gloves Required special tools: Customarily available pressure gauge with a measurement range of 0 –... - Page 40 Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Fig. 19: Gas volume diagram Characteristic Gas type Nozzle article number Flame length (mm) Z330F2510 max. 600 Natural gas Z330F4013 max. 600 * Bottled gas can come with different propane/butane mixtures. Deviations from the chart given above may occur.
- Page 41 Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Turn the Allen screw (size 2.5) in the centre of the gas pressure test nipple (1) 1 turns counter clockwise in order to open the gas pressure test nipple. Connect the pressure gauge to the gas pressure test nipple (1) immediately.
-
Page 42: Checking The Setting Result
Gas fired igniter ZA0 / ZDA0 Installation and initial commissioning Checking the setting result If correctly set, the following setting results should be in place following initial commissioning: Immediate ignition Optically good flame pattern / flame signal 90 – 110 V DC, or ... -
Page 43: Operation
Gas fired igniter ZA0 / ZDA0 Operation Operation Safety Personal To be executed by suitably trained personnel only. Basics WARNING! Danger of injury due to incorrect operation! Incorrect operation can result in serious personal injury or material damage. – Before starting work, ensure that all covers and safety devices are installed and in correct working order. -
Page 44: Maintenance
Gas fired igniter ZA0 / ZDA0 Maintenance Maintenance Safety Personnel To be executed by suitably trained personnel only. Basics WARNING! Danger of injury due to incorrectly executed maintenance work! Incorrectly done maintenance work can result in serious personal injury or material damage. –... -
Page 45: Conditions For Maintenance Work
Gas fired igniter ZA0 / ZDA0 Maintenance Conditions for maintenance work Take care of the following warnings before carrying out any maintenance work (sections 8.3.1 to 8.3.5): DANGER! Fatal danger due to electrical voltage or high voltage! High voltage is present in the ignition electrode for ignition purposes. -
Page 46: Exchanging The Outer Tube
Gas fired igniter ZA0 / ZDA0 Maintenance 8.3.1 Exchanging the outer tube This may only be performed by suitably qualified personnel. Release the four Allen screws (1). Pull off the outer tube (2). Position the new outer tube (2). Tighten the four Allen screws (1) again. -
Page 47: Exchanging The Power Head
Gas fired igniter ZA0 / ZDA0 Maintenance 8.3.2 Exchanging the power head This may only be performed by suitably qualified personnel. Release the four Allen screws (1). Pull off the outer tube (2). Remove the final electrode support ring (3) and any existing intermediate support rings (7) as well as the connecting rods (4). -
Page 48: Exchanging The Final Electrode Support Ring
The complete electrode support rings with ready pre-bent and adjusted electrodes can be ordered from HEGWEIN (for address see the cover sheet of the table of contents). Release the four Allen screws (1). Pull off the outer tube (2). -
Page 49: Exchanging The Intermediate Support Rings
Gas fired igniter ZA0 / ZDA0 Maintenance 8.3.5 Exchanging the intermediate support rings This may only be performed by suitably qualified personnel. REMARK! Intermediate support rings are used from a tube length of 600 mm. New intermediate support rings must be inserted in the previous position. -
Page 50: Troubleshooting
If faults occur on a more frequent basis, reduce the maintenance intervals in line with the actual degree of stress on the system. In case of faults which cannot be remedied following these instructions, contact HEGWEIN. For the servicing address, see the cover sheet of the table of contents. Safety ... -
Page 51: Troubleshooting Table
Gas fired igniter ZA0 / ZDA0 Troubleshooting Troubleshooting table Fault Possible cause Solution To be done by Spark does not form Gas fired igniter is not receiving Check wiring Qualified any voltage Check control system electrician (Not: Carry out optical check of Clean the inside of the gas fired Qualified Ignition electrode is burned out... - Page 52 When switched together with As the operating voltage must Qualified the Hegwein control unit, lag behind the bias voltage by electrician operating voltage is enabled at at least 5 s, always leave the the same time as the bias...
- Page 53 Gas fired igniter ZA0 / ZDA0 Troubleshooting Fault Possible cause Solution To be done by Fault shutdown takes Fluctuating combustion Check the pressure settings at Qualified place during chamber of supply pressure the test nipples. If necessary personnel operation levels, resulting in flame blow- provide a differential pressure regulation system for gas and Pilot flame highly subject to...
-
Page 54: Dismantling / Disposal
Gas fired igniter ZA0 / ZDA0 Dismantling / Disposal Dismantling / Disposal Once it has reached the end of its service life, the gas fired igniter has to be dismantled and sent for ecologically responsible disposal. 10.1 Safety Personnel This may only be performed by trained personnel. -
Page 55: Disposal
Gas fired igniter ZA0 / ZDA0 Dismantling / Disposal DANGER! Risk of explosion due to leaking gas! Accidental gas leaks can cause an explosion or serious burns! When dismantling, shut off the gas valve! – Ensure that no residual gas remains, if necessary inert the gas lines. -
Page 56: Spare Parts List
Gas fired igniter ZA0 / ZDA0 Spare parts list Spare parts list 11.1 Spare and wearing parts Fig. 26: Spare parts drawing Item Qty. Designation Part number Voltages Material/ Remarks configuration Power head / Z860K2 230 V Standard With housing, plug IP 54 for ZA0... - Page 57 Gas fired igniter ZA0 / ZDA0 Spare parts list Item Qty. Designation Part number Voltages Material/ Remarks configuration Electrical connecting plug A5Z1 with 2 cable glands Power head / Z860K7_ _ _ Special version alternative to 1: IP 65 with control cable With the addition of control cable length and voltage for ZA0...
-
Page 58: Annex
Gas fired igniter ZA0 / ZDA0 Annex Annex 12.1 EU type examination certificate - 58 - Status: 11-2018... - Page 59 Gas fired igniter ZA0 / ZDA0 Annex 12-001_en-Rev7 Fig. 27: EU type examination certificate Status: 11-2018 - 59 -...
-
Page 60: Eu Declaration Of Conformity
Gas fired igniter ZA0 / ZDA0 Annex 12.2 EU Declaration of conformity 12-025_de_en-Rev4 Fig. 28: EU Declaration of conformity - 60 - Status: 11-2018...
Need help?
Do you have a question about the ZA0 Series and is the answer not in the manual?
Questions and answers