background image

-2-

IMI AIR CONDITIONING LIMITED

CWR CHILLED WATER CEILING MOUNTED/RECESSED UNITS

The 

CWR 

range consists of 968 series chilled water ceiling mounted/recessed indoor units.

CWR CHILLED WATER INDOOR UNITS

Models

CWR 25

CWR 45

CWR 65

CWR 85

Part Number

96800001

96800002

96800003

96800004

DIMENSIONS AND WEIGHTS (Unpacked)

CWR CHILLED WATER UNITS

Model

CWR

25

45

65

85

HEIGHT  mm

189

189

189

189

WIDTH  mm

630

930

1230

1530

DEPTH  mm

761

761

761

761

WEIGHT  kg

20

25

30

36

DIMENSIONS AND WEIGHTS (Packed)

CWR CHILLED WATER UNITS

Model

CWR

25

45

65

85

HEIGHT  mm

280

280

280

280

WIDTH  mm

740

1040

1340

1640

DEPTH  mm

900

900

900

900

WEIGHT  kg

26

36

47

55

FEATURES/ACCESSORIES

FEATURE

CWR

Manual air deflection

STD

Return air sensor

(incl electronic thermostat)

*

Electric heating

*

3 fan speeds

STD

Remote hard wired control

STD

Pendant control cable

*

Condensate pump

*

Long life washable filter

STD

Remote temperature sensor

STD

Valve options

**

Control Options

**

LPHW Coil heating

**

Key: *  =  factory/site option.

 ** = factory fitted option

STD = standard.

NOTE:

If using valves other than those specified by IMI Air Conditioning Ltd., ensure that there is electrical continuity

through the valve in all positions, otherwise the indicator lights on the remote control will remain on at all  times.

For group control systems, contact IMI Air Conditioning Ltd. Technical Sales Department.

Heronhill - for all your Airking requirements

Tel: 01823 665660

www.heronhill.co.uk

Fax: 01823 665807

Содержание CWR 25

Страница 1: ...T CWR mounting 8 INSTALLATION Pipework and electrical connections 9 CWR remote controller 12 Condensate removal air deflection 11 WIRING CWR units 13 DIAGRAMS OPERATION CWR 14 KITS Remote sensor kit 1...

Страница 2: ...0 WEIGHT kg 26 36 47 55 FEATURES ACCESSORIES FEATURE CWR Manual air deflection STD Return air sensor incl electronic thermostat Electric heating 3 fan speeds STD Remote hard wired control STD Pendant...

Страница 3: ...ulating valve but no pipe thermostat is needed AIRFLOWS CWR Minimum Speed Medium Speed Maximum Speed CFM m3 h m3 s CFM m3 h m3 s CFM m3 h m3 s 25 125 205 0 06 160 270 0 08 200 340 0 09 45 255 430 0 12...

Страница 4: ...ible 0 34 0 40 0 45 0 49 0 58 0 65 0 64 0 75 0 86 0 74 0 87 0 99 CWR 45 Air Entering Dry Bulb Wet Bulb 21 C 15 C 24 C 17 C 27 C 19 C 29 C 19 C Air Flow m3 h 430 490 710 430 490 710 430 490 710 430 490...

Страница 5: ...1 20 1 30 1 40 1 70 1 60 1 80 2 3 1 90 2 10 3 10 CWR 85 Air Entering Dry Bulb Wet Bulb 21 C 15 C 24 C 17 C 27 C 19 C 29 C 19 C Air Flow m3 h 750 1215 1440 750 1215 1440 750 1215 1440 750 1215 1440 Wa...

Страница 6: ...1 7 2 0 65 50 kW 2 0 2 2 2 7 1 7 1 9 2 4 1 5 1 6 2 0 1 2 1 3 1 7 CWR 65 Air Entering Dry Bulb 10 C 15 C 20 C 25 C Fan Speed Min Med Max Min Med Max Min Med Max Min Med Max Air Flow m3 h 595 700 1120 5...

Страница 7: ...51 54 55 52 49 41 31 Max 42 37 48 58 60 59 60 56 51 42 65 Min 31 25 40 47 51 53 46 41 32 29 Med 37 30 43 54 56 57 53 50 42 34 Max 46 42 53 62 65 63 64 61 56 49 85 Min 33 27 42 53 53 54 48 44 33 28 Med...

Страница 8: ...h the end user 1 Remove and discard the wooden supports Not CWR 25 2 Remove the cable clamps and place in a safe location until required 3 Lift the CWR unit from the box complete with the end caps thi...

Страница 9: ...R units allow a choice of two pipes exits for greater flexibility of installation 1 Determine the position for the unit allowing at least 450mm clearance below the air inlet Also ensure that the posit...

Страница 10: ...ould be supported by four M8 bolts or screwed rods and 12 nuts M8 OD on a suspended ceiling supplied by the installer On plasterboard suspended ceilings remove sufficient of the ceiling to give cleara...

Страница 11: ...SES A MODEL CWR 25 CWR 45 CWR 65 CWR 85 Without Electric 5 5 5 5 With Electric Heaters 5 10 16 16 CONDENSATE REMOVAL Condensate is collected in a drain tray incorporated within the fascia panel An out...

Страница 12: ...ed Wire between the remote controller and the unit using multi core cable as shown in the wiring diagram page 34 SETTING INSTRUCTIONS The cooling differential cool in to cool out is fixed at 1 8 C 0 5...

Страница 13: ...Frost protection enabled 5 Switching differential 1K in heating mode 0 5K in cooling mode 4K in heating mode 2K in cooling mode 6 Dead zone in normal operation 2K 5K factory settings o o O O O o o CW...

Страница 14: ...ating is possible if the system includes a heat pump outdoor unit or electric heaters have been fitted o o O O O o o OBSOLETE ELECTRONIC REMOTE CONTROLLER 53900428 This may have been used in place of...

Страница 15: ...e electrics box through one of the cable glands used for the interconnecting cable and route the lead to the remote controller position NOTE The cable may be extended up to a maximum of 50 metres Ensu...

Страница 16: ...NOT SET THE LOWER SET POINT BELOW 15 C On cool only units turn the potentiometer P3 fully anti clockwise dead zone 0 5K TYPICAL SETTINGS o o O O O o o REMOTE SENSOR KIT 97200212 FOR RCC 30 REMOTE CON...

Страница 17: ...n load The timer will accommodate 0 75mm2 to 2 5mm2 wires Three core cable is required between the timer and the air conditioning unit The timer motor must be connected to an uninterrupted supply sour...

Страница 18: ...lowing instructions diagrams refer to bench fitting ISOLATE THE SYSTEM ELECTRICALLY PRIOR TO INSTALLATION OF THIS KIT 1 Remove both side panels 2 screws each side behind the plastic caps WARNING IF TH...

Страница 19: ...ign the holes in the transition bracket with those in the coil hanger bracket and secure together using the No 8 screws Refit the sensor to the bracket Fig 7 12 Push the hose from the pump onto the se...

Страница 20: ...er to the unit installation instructions Allow approximately one minute for the controls and sensor to stabilize b Slowly add water to the condensate tray until the pump runs Initially the pump will b...

Страница 21: ...CATION NOTES 1 The pump will work against a 5m head Flow rate is highest with minimum head 2 Long lengths of drain pipe should not be exposed to the outdoor ambient otherwise freezing of condensate ma...

Страница 22: ...WILL DROP IMMEDIATELY UPON RELEASING THE SCREWS 2 Open the grille by pulling the handles at the top edge of the grille Fig 1 the grille is spring loaded and some resistance will be felt 3 Lift the fi...

Страница 23: ...inal end of the relay Locate the tab at the other end of the relay into the slot behind the 7 way terminal and secure the relay with the screw Fig 5 Fig 5 13 Refer to the wiring diagram below and the...

Страница 24: ...xpose the coil headers 2 Cut the cap off the appropriate outlet header stub leaving a length of 45mm see Fig 1 Similarly cut off the 90 elbow connecting the inlet pipe to the inlet header stub again l...

Страница 25: ...unit or room thermostat Connect pipe thermostat terminal 1 to the live on the valve and the neutral valve terminal to mains neutral 3 Electromechanical 7204 thermostat only not RCC 30 connect the sup...

Страница 26: ...ment 6 Relay only when electric heater is fitted 19 Chilled water coil 7 Filter 20 LPHW coil 8 Condensate drain connector 21 Condensate drain connector 9 Return air grille 22 End bearing housing 10 Ri...

Отзывы: