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These instructions contain operating information and should be left with the unit.

LEC Electrode Boiler Units

Installation & Operation Manual

Edition 1.1

Installation in countries covered by EC Directives:

This product meets the requirements of the RoHS Directive 2002/95/EEC

This product will meet the requirements of the Low Voltage Safety Directive 2006/95/EEC and the
EMC Directive 2004/108/EEC when installed in accordance with the instructions contained in this

manual.

Failure to comply with these instructions may invalidate the manufacturer's warranty or any

certificate/declaration of conformance requested to be supplied with the unit.

Содержание LEC05

Страница 1: ...the requirements of the RoHS Directive 2002 95 EEC This product will meet the requirements of the Low Voltage Safety Directive 2006 95 EEC and the EMC Directive 2004 108 EEC when installed in accorda...

Страница 2: ...l Control 12 1 6 3 Control Signal Selection 12 1 6 4 On Off Control 12 1 6 5 Sensing Head 13 1 6 6 Security Circuit E P O Shutdown 13 1 6 7 Load Shed Option 13 1 6 8 Master Slave System 14 2 0 Start U...

Страница 3: ...the terminals and contactor are tight Check that the transformer primary winding connection is correct for the supply voltage at Vapac terminals A1 A2 The Vapac transformer must not be used to power o...

Страница 4: ...the unit in position Don ts Don t mount the unit close to sources of strong electro magnetic emissions e g variable speed lift motor drives kVa transformers etc Don t mount the unit in an unventilate...

Страница 5: ...late 120 X 120 Gland Plate 120 X 120 Left Top View Showing Steam O let position Below Rear View showing wall mounting points Left Bottom View Showing F Feed connection BSP male connection for flexible...

Страница 6: ...nit of 300mm Do use the full height available between the unit and steam pipe to provide maximum slope min 12 20 for condensate to drain back to the steam cylinder or down to a condensate separator Al...

Страница 7: ...and to effect a seal If water seepage occurs undo the nut to wipe the washer clean and re seat it 1 3 2 Drain connection General Do s Do ensure metal drain and supply water pipework is grounded electr...

Страница 8: ...sition marked with the supply Voltage that is to be connected between VAPANET power terminals A1 and A2 The transformer primary circuit terminal positions are clearly marked 200V 230V 380 415 440V If...

Страница 9: ...547 Normally open when unit is in standby or fault not running If the unit is part of a master slave system or network the run fault outputs can be selected via keypad display as either network system...

Страница 10: ...used to ensure cables are held securely at the entry position All Vapac cabinets are equipped with a removable gland plate The installing electrician should remove this and take it to a work bench to...

Страница 11: ...h 3Ph 3Ph 3Ph 3Ph 3Ph 3Ph No of electrodes 3 3 3 3 3 3 6 6 3 3 3 3 Full load Current per cylinder A 46 5 40 5 24 5 23 5 22 5 21 5 78 68 41 39 37 5 35 5 Maximum overcurrent per cylinder A 53 475 46 575...

Страница 12: ...by either a potentiometric signal a lonworks network signal or by one of 6 standard proprietary DC analogue signals Input signal Potentiometric control 0 5V 0 10V 0 20V Actually 0 18V not phase cut 2...

Страница 13: ...10 will prevent any unit operation including frost protection 1 6 7 Load Shed Option This can only be evoked via a display either hard wired or hand held When this option is selected making the conne...

Страница 14: ...le in each unit of the system including the master xxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx Esc Vapac J2 Vapac part no 1150631 CR1 Net J1 Vapac PART...

Страница 15: ...procedure by selecting the preferred language Attaching the control PCB to the Display nominating the type quality of the supply water nominating the control signal or Vapac sensor when being used Wh...

Страница 16: ...ose clip 1 and disconnect the steam hose 4 from the top of the cylinder 6 Using a twisting movement lift the cylinder clear of its seating in the feed drain manifold and carefully remove the used cyli...

Страница 17: ...ollows Turn off the water supply to the Unit Undo the nylon nut connecting the flexible connection to the valve inlet The strainer can be removed using long nosed pliers to grip the centre flange prov...

Страница 18: ...User LED 2 Description OFF OFF Cylinder 1 and Cylinder 2 in shutdown Or Cylinder 1 in standby and Cylinder 2 in shutdown OFF RED Flashing 1 second period Cylinder 1 and Cylinder 2 in standby Green Am...

Страница 19: ...0 50 Timed Drain down Used to drain all the water from the cylinder if the unit remains on standby for longer than a preset but adjustable time period For information on setting these options please s...

Страница 20: ...operational level of water in the cylinder Switch unit on and check that the display indicates Vapac on line Apply the voltmeter set to the ful line Voltage across the output terminals of the SSR bein...

Страница 21: ...A3 A1 2A Net CR1 CR4 v 0v 2 3 8 9 6 4 5 7 CR6 9v AC Fused Supply Part Number 1150631 1 Blue 1 Brown 2 Blue 2 Brown TO SHEET 3 of 3 SEE NOTE 1 BLUE RED 70 VA Auto wind TAPPING IS A 230 VOLT Red 9v AC...

Страница 22: ...dc feed DO 6 DI 6 CYL 2 SSR LEC 9v dc feed DO 5 DI 5 CYL 1 SSR AI 1 V or mA INPUT Demand POT 0v dc Demand POT 5v dc AI 2 CYL 1 CURRENT INPUT AI 1 Ref AI 2 Ref Black Red Black Red White Violet Red Blac...

Страница 23: ...hite Pink Pink Violet Pink Pink Pink Violet Pink Pink ANALOGUE INPUT 8 0v COM AI 8 ANALOGUE INPUT 7 0v COM AI 7 ANALOGUE INPUT 6 0v COM AI 6 0v COM AI 5 ANALOGUE INPUT 5 Bond Earth 0V Control Fuse Vio...

Страница 24: ...Yellow 26 Blue LE05P and LE09P A1 Ph 1 A2 Ph 2 or N Three Electrode E1 E2 E3 cylinder for SINGLE CYLINDER UNIT LE18 LE30 high voltage TWIN CYLINDER UNIT LE60 High voltage cylinder 1 CONNECTED TO A3 FO...

Страница 25: ...oltage and LE60P low voltage SUPPLY DETAILS PLEASE REFER TO FOR ELECTRICAL LOADS AND POWER THE VAPENET LE OPERATION AND MAINTENANCE MANUAL latest Edition CONNECTED TO N FOR 380 440 V 3 PHASE SUPPLY CO...

Страница 26: ...LY DETAILS PLEASE REFER TO FOR ELECTRICAL LOADS AND POWER THE VAPENET LEC OPERATION AND MAINTENANCE MANUAL latest Edition Neutral Earth Supply A 3 Phase LOW VOLTAGE AND LEC45 CYLINDER 2 VAPAC SIX ELEC...

Страница 27: ...0 LV LEC45 CABLE SIZE in mm2 TRI RATED CABLES SUPPLY DETAILS PLEASE REFER TO FOR ELECTRICAL LOADS AND POWER THE VAPENET LEC OPERATION AND MAINTENANCE MANUAL latest Edition Neutral Earth Supply A 3 Pha...

Страница 28: ...e constricted leading to excessive pressure in the steam lines N B Standard steam distribution pipes are manufactured such that any condensate is drained back towards the Vapac steam cylinder Reverse...

Страница 29: ...ates that a reverse slope steam pipe is required This is fitted with a drain point to allow condensate to be taken away to a convenient drain Figure 2 shows recommendations on how to space one or more...

Страница 30: ...ndensate drain connection 3 Care should be taken to support steam hose sufficiently such that no kinks are formed which would flood with condensate causing the bore of the tube to become constricted l...

Страница 31: ...Made in England by Vapac Humidity Control Ltd June 2004 Vapac Humidty Control Ltd reserve the right to change the design or specification of the equipment described in this manual without prior notic...

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