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Table of Contents
Summary of Contents for AIT LWDV Series
- Page 1 Accessory for heat pumps Operating Manual Hydraulic module 83059200iUK...
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Page 2: Table Of Contents
..........17 14 Faults .............. 18 14.1 Unlock safety temperature limiter ... 18 15 Dismantling and disposal ......18 15.1 Dismantling ..........18 15.2 Disposal and recycling ......18 Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 3: About This Operating Manual
Additional information, e.g. a tip on making work easier, information on standards Reference to further information elsewhere in the operating manual or in another document ● Listing Secure connections against twisting Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 4: Contact
Children must not play with the product. The product may only be opened by qualified personnel. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 5: Residual Risks
● Cross-section reduction blockages components, e.g. heat exchanger, pipes, pumps ● Material fatigue ● bubbles cushion formation (cavitation) ● Negative effect on heat transfer, e.g. formation of coatings, deposits, and associated noises, e.g. boiling noises, flow noises Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 6: Care
2 Washers for wall mounting 3 Nuts (M10) for wall mounting 4 Plugs for wall mounting ʺ ʺ 5 Flat seals 1 6 Ball valves 7 Outdoor sensor Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 7: Components Of The Unit
10 Expansion vessel 11 Sockets for the electrical connection kit EVS or EVS 8 12 Heating circuit supply inlet shut-off ball valve with drain tap (for H(D)V 12 with filling and drain tap) to be mounted at the installation location Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 8: Storage, Transport, Installation
► Do not lift or transport the unit by the hydraulic connections. ► Transport the unit preferably with a handcart or by carrying. NOTE To prevent damage during transport, always transport the unit to final installation location in its original packaging. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 9: Installation
Align drill pattern, mark drill holes and drill. Observe the instructions on the drill pattern. IMPORTANT The unit must neither be lifted up nor transported by the switch box. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 10: Install The Hydraulic Connections
20 cm from the centre of the respective unit connection. ► Insert the vent at the highest point of the heating circuit. ► Take off the front hood. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 11: Heating Circuit
Maximum line length: 30m Cable extension details see operating manual of the heat pump Position of the connections: „Dimensioned draw- ings and drill patterns“, from page 23 Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 12 EVU blocking time as well as the ca- bles of external loads before feeding them into the switch box (stripping length of each of the individ- ual wires: 6 mm). Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 13 1 RS485 for connecting the room control unit RBE (accessory) 2 RJ45 for network cable connection 3 RS485 LIN bus cable connection to the control board 4 RJ45 connection Modbus cable to Modbus distributor. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 14: Control Panel
Only the phases cited above may be disconnected (safety temperature limiter). Reattaching the control panel: 10. Close the electrical switch box by re-attaching the side cover. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 15: Flushing, Filling And Venting
B of the connections of the 3-way switching valve. Flush heating circuit thoroughly, until no more air is discharged. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 16 The tips of the U-clip are not visible more than approx. 2 mm. closed open closed 1 Return, domestic hot water 2 Return, hot water 3 Supply, hot water / domestic hot water 4 Filling stop cock 5 Heat pump 6 Drain Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 17: Insulate Hydraulic Connections
Operating manual of of the heating and heat pump controller 13 Commissioning Operating manual of the heating and heat pump controller Operating manual of the heat pump Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 18: Faults
► If the reset button (①) has tripped, press it again using a small screwdriver (③). ► If the safety temperature limiter trips again, con- tact the local partner of the manufacturer or the factory‘s customer service. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 19 Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 20: Technical Data / Scope Of Supply
• yes – no • | • | – • | • | – *) compressor only, **) note local regulations l Index: i 813318b 813319b Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 21: Hdv
• yes – no • | • | – • | • | – *) compressor only, **) note local regulations l Index: i 813322b 813323c Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 22: Free Pressing
∆pmax Maximum free pressing Maximum free pressing 823287 823283 Legende: Legende: “” “” Volumenstrom Heizwasser in m Volumenstrom Heizwasser in m ∆pmax maximale freie Pressung ∆pmax maximale freie Pressung Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 23 All dimensions in mm. Spacing for drill pattern. Pos. Pos. Name Name Drill hole Ø12 for plug (incl. accessory package) Drill hole Ø12 for plug (incl. accessory package) Legende 819403a Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH Abstände für Bohrbild...
- Page 24 All dimensions in mm. Spacing for drill pattern. Pos. Pos. Name Name Drill hole Ø12 for plug (incl. accessory package)) Drill hole Ø12 for plug (incl. accessory package)) Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 25: Installation Plans
All dimensions in mm. All dimensions in mm. Pos. Pos. Bezeichnung Bezeichnung FS FS Free space for service purposes Free space for service purposes OKF Top edge of finished floor Top edge of finished floor Free space for wall-hanging buffer tank possible Free space for wall-hanging buffer tank possible Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 26: Terminal Diagrams
3G1,5mm² Alternative OUT8 NTC2 2x0,75mm² GND2 NTC3 GND3 NTC4 2x0,75mm² GND4 TRLext NTC5 2x0,75mm² GND5 NTC6 GND6 NTC8 GND8 NTC9 GND9 2x0,75mm² Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 27 HV… Terminal diagram 2/2 UK 831216a Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 28: Hdv
3G1,5mm² Alternative OUT8 NTC2 2x0,75mm² GND2 NTC3 GND3 NTC4 2x0,75mm² GND4 TRLext NTC5 2x0,75mm² GND5 NTC6 GND6 NTC8 GND8 NTC9 GND9 2x0,75mm² Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 29 HDV… Terminal diagram 2/2 UK 817445a Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 30: Terminal Diagram, Mains Connection
Terminal diagram, mains connection heat pump 1~230V H(D)V 9-1/3 + electric heating element 3~400V H(D)V12-3 Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 31: Electric Heating Element 1~230V
H(D)V 9-1/3 Terminal diagram, mains connection heat pump 1~230V + electric heating element 1~230V Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 32: Electric Heating Element 3~400V
Terminal diagram, mains connection heat pump 3~400V H(D)V 12-3 + electric heating element 3~400V Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 33 HV… Circuit diagram 1/4 /1.5 Direct connection /2.0 Control cabinet /3.7 /3.8 Direct connection Control cabinet +MR1 Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 34 / 2.6 X10_N3_3 / 2.5 X10_L_3 / 2.6 +MR1 OUT1 X10_L_3 / 2.4 X10_N1_3 / 2.2 X10_PE1_1 GNYE / 2.0 AIN1 AGND1 AOUT1 Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 35 HV… Circuit diagram 3/4 +MR1 NTC3 GND3 NTC6 GND6 NTC8 GND8 NTC9 GND9 X10_PE2_3 / 2.1 Control cabinet Control cabinet Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
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Page 36: Circuit Diagrams
Circuit diagram 4/4 HV… Connector Mod-Bus 817470a Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... -
Page 37: Hdv
HDV… Circuit diagram 1/4 /1.5 Direct connection /2.0 Control cabinet /3.7 /3.8 Direct connection Control cabinet +MR1 Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH... - Page 38 / 2.5 X10_N5_3 X10_L_4 X10_L_3 / 2.6 +MR1 OUT1 X10_L_3 / 2.4 X10_N1_3 / 2.2 X10_PE1_1 GNYE / 2.0 AIN1 AGND1 AOUT1 OUT7 Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 39 HDV… Circuit diagram 3/4 +MR1 NTC3 GND3 NTC6 GND6 NTC8 GND8 NTC9 GND9 Control cabinet Control cabinet Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 40 Circuit diagram 4/4 HDV… UK 817474a Refer to protection notice ISO 16016. Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 41 Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 42 Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 43 Subject to technical amendments without prior notice | 83059200iUK | ait-deutschland GmbH...
- Page 44 GmbH Industriestraße 3 D-95359 Kasendorf www.ait-deutschland.eu...
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