Electra CN 25 DCI User manual

CN DC Inverter Series
Indoor Units Outdoor Units
CN 25 DCI DCI 25
CN 35 DCI DCI 35
CN 50 DCI DCI 50
CN 60 DCI DCI 60
CN 70 DCI DCI 72Z
AUGUST – 2008
REFRIGERANT R410A
HEAT PUMP
SM CN 1-E.1 GB
CONTENT

A
LIST OF EFFECTIVE PAGES
SM CN 1- A.1 GB
LIST OF EFFECTIVE PAGES
Note: Changes in the pages are indicated by a “Revision#” in the footer of each effected page
(when none indicates no changes in the relevant page). All pages in the following list represent
effected/ non effected pages divided by chapters.
Dates of issue for original and changed pages are:
Original ....... 0 ........ December 2007
Total number of pages in this publication is 111 consisting of the following:
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•Zero in this column indicates an original page.
*Due to constant improvements please note that the data on this service manual can be modified
with out notice.
**Photos are not contractual
CONTENT

i
TABLE OF CONTENTS
SM CN 1-E.1 GB
Table of Contents
1. INTRODUCTION ...................................................................................................1-1
2. PRODUCT DATA SHEET......................................................................................2-1
3. RATING CONDITIONS..........................................................................................3-1
4. OUTLINE DIMENSIONS .......................................................................................4-1
5. PERFORMANCE DATA & PRESSURE CURVES ...............................................5-1
6. SOUND LEVEL CHARACTERISTICS ..................................................................6-1
7. ELECTRICAL DATA..............................................................................................7-1
8. WIRING DIAGRAMS .............................................................................................8-1
9. REFRIGERATION DIAGRAMS.............................................................................9-1
10. TUBING CONNECTIONS......................................................................................10-1
11. CONTROL SYSTEM .............................................................................................11-1
12. TROUBLESHOOTING ..........................................................................................12-1
13. EXPLODED VIEWS AND SPARE PARTS LISTS.................................................13-1
14. APPENDIX A .........................................................................................................14-1

1-1
INTRODUCTION
SM CN 1-E.1 GB
1. INTRODUCTION
1.1 General
The CN DCI Inverter Cassette type split air conditioner range comprise RC (heat pump)
models, as follows:
● CN 25
● CN 35
● CN 50
● CN 60
● CN 70
1.2 Main Features
The CN DCI series benefits from the most advanced technological innovations,
namely:
● DC inverter technology.
● R410A refrigerant.
● High COP.
● Precharged refrigerant.
● Low Sound level for both Indoor and Outdoor.
● 60 x60 cm dimension designed for integration in suspended ceilings.
● DC Brushless fan motor.
● New grille, modern style with elegant lines in line with every interior decor , 2 panels
optional available (hard ceiling / Suspended ceiling).
● Motorized air distribution flaps.
● Very slim profile 219 mm at size 9-12, and 270 mm at size 18-24.
● Option of fresh air intake, and air distribution to adjacent room.
● Integrated condensate pump with a lift of 1 m Max.
● Connection to Multisplit outdoor units.
● Up to 30 m pipe length between indoor and outdoor units.
● Up to 15 m vertical high between indoor and outdoor units.
● Cooling operation at outdoor temperature down to -10°C.
● Heating operation at outdoor temperature down to -15°C.
● Built in over-flow protection against the condensate water.
● Easy installation and service.
● Product can have the option of additional function of Ionizer and ESF.
● Fan speed can be adjusted by compensation on PCB according to different installation
height (Field option).
CONTENT

1-2
INTRODUCTION
SM CN 1-E.1 GB
1.3 Indoor Unit
The indoor unit is cassette type indoor unit, and can be easily fitted to many types of
residential and commercials applications.
It includes:
● Coil with hydrophilic aluminum fins.
● Motorized flaps (two step motors).
● Advanced electronic control box assembly (DCI storm).
● Low sound level of the indoor fan.
1.4 Filtration
The CN series presents several types of air filters:
● Easily accessible, and re-usable pre-filters.
●Easily Static Filter (Field Option).
1.5 Control
The microprocessor indoor controller, and an infrared remote control, supplied as
standard, providing complete operating function and programming. For further details
please refer to the Operation Manual, Appendix A.
1.6 Outdoor Unit
The CN outdoor units can be installed as floor or wall mounted units by using a wall
supporting braCNet. The metal sheets are protected by anti- corrosion paint work
allowing long life resistance. All outdoor units are pre-charged. For further information
please refer to the Product Data Sheet, Chapter 2.
It includes:
● Compressor mounted in a soundproofed compartment:
Single Rotary – for DCI 25 and DCI 35.
Scroll – for DCI 50 and DCI 60.
Twin Rotary – for DCI 72Z.
● Axial fan.
● Outdoor coil with hydrophilic louver fins for RC units.
● Outlet air fan grill.
● Service valves” flare” type connection.
● Interconnecting wiring terminal bloCN.
CONTENT

1-3
INTRODUCTION
SM CN 1-E.1 GB
1.7 Tubing Connections
Flare type interconnecting tubing to be produced on site.
For further details please refer to the Installation Manual, Chapter 10.
1.8 Accessories
Remote Control.
Panel 625x625 for gird ceiling.
Panel 725x725 for hard ceiling.
ESF & Ionizer kit.
1.9 Inbox Documentation
Each unit is supplied with its own installation and operation manuals.
1.10 Matching Table
1.10.1 R410A
OUTDOOR UNITS
INDOOR UNITS
MODEL REFRIGER. CN 25 CN 35 CN 50 CN 60 CN 70
DCI25/35/50 R410A √√√
DCI 60 R410A √
DCI 72Z R410A √
The above table lists outdoor units and PXD DCI indoor units which can be matched together.
In addition the listed outdoor units can be matched with other types of indoor units such as cassettes
and wall mounted.
For further information please refer to the relevant Service Manual.
CONTENT

2-1
PRODUCT DATA SHEET
SM CN 1-E.1 GB
2. PRODUCT DATA SHEET
2.1 CN 25 DCI R410A
Model Indoor Unit CN25 DCI
Model Outdoor Unit DCI 25 R410A
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (4) Btu/hr 8550(5100-12300) 10900(5100-16400)
kW 2.5(1.5-3.6) 3.2(1.5-4.8)
Power input (4) kW 0.59(0.45-1.00) 0.8(0.50-1.40)
EER (Cooling) or COP(Heating) (4) W/W 4.24 4.00
Energy efficiency class A A
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 2.6 3.6
Starting current A 10.5
Circuit breaker rating A 15
INDOOR
Fan type & quantity Centrifugal x 1
Fan speeds H/M/L RPM 550/450/350 600/500/400
Air flow (1) H/M/L m3/hr 440 460
External static pressure Min-Max Pa 0
Sound power level (2) H/M/L dB(A) 49 49
Sound pressure level (3) H/M/L dB(A) 32/26 32/26
Moisture removal l/hr 0.7
Condensate drain tube I.D mm 20
Dimensions WxHxD mm 575X575X219
Weight kg 13(2.2/2.8)
PaCNage dimensions WxHxD mm 681X681X297
PaCNaged weight kg 15
Units per pallet units 12
StaCNing height units 6 levels
OUTDOOR
Refrigerant control Electronical Expansion Valve
Compressor type, model Single Rotary DC Inverter, Panasonic 5RS102XAB
Fan type & quantity Propeller x 1
Fan speeds H/L RPM 830
Air flow H/L m3/hr 1780
Sound power level H/L dB(A) 60 61
Sound pressure level (3) H/L dB(A) 50 51
Dimensions WxHxD mm 795*290*610
Weight kg 38
PaCNage dimensions WxHxD mm 945*395*655
PaCNaged weight kg 42
Units per pallet Units 9
StaCNing height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.1kg/7.5m
Additional charge g/m No need
Connections
between units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 3/8"(9.53)
Max.tubing length m. Max.25
Max.height difference m. Max.10
Operation control type Remote control
Heating elements kW NA
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-2
PRODUCT DATA SHEET
SM CN 1-E.1 GB
2.2 CN 35 DCI R410A
Model Indoor Unit CN35 DCI
Model Outdoor Unit DCI 35 R410A
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (4) Btu/hr 11950(5800-14700) 14350(5450-18800)
kW 3.5(1.7-4.3) 4.2(1.6-5.5)
Power input (4) kW 0.96(0.50-1.30) 1.16(0.59-1.70)
EER (Cooling) or COP(Heating) (4) W/W 3.63 3.64
Energy efficiency class A A
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 4.3 5.2
Starting current A 10.5
Circuit breaker rating A 15
INDOOR
Fan type & quantity Centrifugal x 1
Fan speeds H/M/L RPM 600/500/400 650/550/450
Air flow (1) H/M/L m3/hr 490 520
External static pressure Min-Max Pa 0
Sound power level (2) H/M/L dB(A) 51 51
Sound pressure level (3) H/M/L dB(A) 34/28 34/28
Moisture removal l/hr 1.38
Condensate drain tube I.D mm 20
Dimensions WxHxD mm 575X575X219
Weight kg 13
PaCNage dimensions WxHxD mm 681X681X297
PaCNaged weight kg 15
Units per pallet units 12
StaCNing height units 6 levels
OUTDOOR
Refrigerant control Electronical Expansion Valve
Compressor type, model Single Rotary DC Inverter, Panasonic 5RS102XAB
Fan type & quantity Propeller x 1
Fan speeds H/L RPM 830
Air flow H/L m3/hr 1780
Sound power level H/L dB(A) 62 62
Sound pressure level (3) H/L dB(A) 52 52
Dimensions WxHxD mm 795*290*610
Weight kg 38.5
PaCNage dimensions WxHxD mm 945*395*655
PaCNaged weight kg 42.5
Units per pallet Units 9
StaCNing height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.2kg/7.5m
Additional charge g/m No need
Connections
between units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 3/8"(9.53)
Max.tubing length m. Max.25
Max.height difference m. Max.10
Operation control type Remote control
Heating elements kW NA
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-3
PRODUCT DATA SHEET
SM CN 1-E.1 GB
2.3 CN 50 DCI R410A
Model Indoor Unit CN-50 DCI
Model Outdoor Unit DCI 50 R410A
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (4) Btu/hr 17050(4450-20500) 19100(4450-23900)
kW 5.0(1.3-6.0) 5.6(1.3-7.0)
Power input (4) kW 1.56(0.46-2.11) 1.55(0.36-2.50)
EER (Cooling) or COP(Heating) (4) W/W 3.22 3.62
Energy efficiency class A A
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 7.0 7.2
Starting current A 10.5
Circuit breaker rating A 20
INDOOR
Fan type & quantity Centrifugal x 1
Fan speeds H/M/L RPM 750/650/550 750/650/550
Air flow (1) H/M/L m3/hr 700 700
External static pressure Min-Max Pa 0
Sound power level (2) H/M/L dB(A) 53 53
Sound pressure level (3) H/M/L dB(A) 38/30 38/30
Moisture removal l/hr 2.07
Condenstate drain tube I.D mm 20
Dimensions WxHxD mm 575*575*270
Weight kg ???
PaCNage dimensions WxHxD mm 575X575X270
PaCNaged weight kg 15.2
Units per pallet units 681X681X348
StaCNing height units 17.7
OUTDOOR
Refrigerant control Electronical Expansion Valve
Compressor type,model Single Rotary DC Inverter,Panasonic 5RS130XCC03
Fan type & quantity Propeller x 1
Fan speeds H/L RPM 920
Air flow H/L m3/hr 2160
Sound power level H/L dB(A) 62 63
Sound pressure level (3) H/L dB(A) 52 53
Dimensions WxHxD mm 795*290*610
Weight kg 39
PaCNage dimensions WxHxD mm 945*395*655
PaCNaged weight kg 43
Units per pallet Units 9
StaCNing height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.5kg/7.5m
Additional charge g/m No need
Connections
between units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 1/2"(12.7)
Max.tubing length m. Max.30
Max.height difference m. Max.10
Operation control type Remote control
Heating elements kW
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-4
PRODUCT DATA SHEET
SM CN 1-E.1 GB
2.4 CN 60 DCI R410A
Model Indoor Unit CN 60 DCI
Model Outdoor Unit DCI 60 R410A
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (4) Btu/hr 19800(4800~22200) 23200(6800~27300)
kW 5.8(1.4-6.5) 6.8(2.0~8.0)
Power input (4) kW 1.92(0.44-2.20) 2.11(0.52~2.60)
EER (Cooling) or COP(Heating) (4) W/W 3.02 3.22
Energy efficiency class B C
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 8.6 9.5
Starting current A 15
Circuit breaker rating A 20
INDOOR
Fan type & quantity Centrifugal x 1
Fan speeds H/M/L RPM 800/7100/600 800/700/600
Air flow (1) H/M/L m3/hr 800 800
External static pressure Min-Max Pa 0
Sound power level (2) H/M/L dB(A) 58 58
Sound pressure level (3) H/M/L dB(A) 41/33 41/33
Moisture removal l/hr 2.62
Condenstate drain tube I.D mm 20
Dimensions WxHxD mm 575X575X270
Weight kg 15.2
PaCNage dimensions WxHxD mm 681X681X348
PaCNaged weight kg 17.7
Units per pallet units 12
StaCNing height units 6 levels
OUTDOOR
Refrigerant control EEV
Compressor type,model E-Scroll MATSUSHITA 5CS130XCC03
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 820
Air flow H/L m3/hr 2860
Sound power level H/L dB(A) 65
Sound pressure level (3) H/L dB(A) 55
Dimensions WxHxD mm 846x690x302
Weight kg 46
PaCNage dimensions WxHxD mm 990x770x430
PaCNaged weight kg 50
Units per pallet Units 9
StaCNing height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.65kg/7.5m
Additional charge per 1 meter g/m No Need
Connections
between units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 1/2"(12.7)
Max.tubing length m. Max.30
Max.height difference m. Max.15
Operation control type Remote control
Heating elements (Option) kW
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT