Electra DELTA 22 User manual
Delta DCI Series
Indoor Units Outdoor Units
Delta 22 DCR 22
Delta 25 DCR 25
Delta 35 DCR 35
Delta 50 DCR 50
REFRIGERANT
SEPTEMBER – 2008
REFRIGERANT
R410A HEAT PUMP
SM DELTA 1-E.2 GB
CONTENT
A
LIST OF EFFECTIVE PAGES
SM DELTA 1-E.2 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 ........ 15 March 2005
Total number of pages in this publication is 79 consisting of the following:
Page
No.
Revision
No. #
Page
No.
Revision
No. #
Page
No.
Revision
No. #
Title ....................... 2
A ........................... 2
i............................. 2
1-1 - 1-3 ................ 2
2-1 - 2-4 ................ 2
3-1 ........................ 2
4-1 - 4-3 ................ 2
5-1 - 5-20 .............. 2
6-1 - 6-4 ................ 2
7-1 ........................ 2
8-1 ........................ 2
9-1 ........................ 2
10-1 ...................... 2
11-1-11-14............. 2
12-1-12-7 .............. 2
13-1-13-11 ............ 2
Appendix -A ...........2
•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 DELTA 1-E.2 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 DELTA 1-E.2 GB
1. INTRODUCTION
1.1 General
The new Delta DC Inverter split wall mounted series comprise RC (heat pump)
models, as follows:
●Delta 22
●Delta 25
●Delta 35
●Delta 50
The indoor Delta units are available as LED display types only, featuring esthetic
design, compact dimensions, and low noise operation.
1.2 Main Features
The Delta series benefits from the most advanced innovations, namely:
●DC Inverter Technology
● R410A
● Microprocessor control.
● Infrared remote control with liquid crystal display.
● Indoor large diameter cross flow fan, allowing low noise level operation.
● Bended indoor coil with treated aluminum fins and coating for improved
efficiency.
● High COP.
● Pre-Charged units up to the max allowing tubing distance.
● Heating operation at outdoor temperature down to -15ºC
● Advanced test and diagnostics mode.
● M2L diagnostics softwear cable port (for PC)
● Easy access to the interconnecting tubing and wiring connections, so that
during installation removing the front grill or casing is not necessary.
● Refrigerant pipes can be connected to the indoor unit from 5 different optional
directions.
● Automatic treated air sweep.
● Easy installation and service.
CONTENT
1-2
INTRODUCTION
SM DELTA 1-E.2 GB
1.3 Indoor Unit
The indoor unit is wall mounted, and can be easily fitted to many types of residential
and commercials applications.
It includes:
● Casing with air inlet and outlet grills.
●A large-diameter tangential fan.
● Bended coil with treated aluminum fins.
● Motorized flaps.
● Variable Speed motor (PG).
● Advanced electronic control box assembly.
● Interconnecting wiring terminal block.
● Mounting plate.
1.4 Filtration
The Delta series presents several types of air filters:
● Easily accessible, and re-usable pre-filters (mesh)
● Pre-charged electrostatic filter (optional)
● Active carbon filter (optional)
1.5 Control
The microprocessor indoor controller, and an infrared remote control, supplied as
standard, provide complete operating function and programming. For further details
please refer to the Operation Manual, Appendix A.
1.6 Outdoor Unit
The Delta outdoor units can be installed as floor or wall mounted units by using a
wall supporting bracket. 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 :
● Single DC Rotary Compressor mounted in a soundproofed compartment
● Axial fan.
● Outdoor coil with hydrophilic louver fins.
● Outlet air fan grill.
● Outdoor advanced controller.
● 2 fan speed AC motor
CONTENT
1-3
INTRODUCTION
SM DELTA 1-E.2 GB
1.7 Tubing Connections
Flare type interconnecting tubing to be produced on site.
For further details please refer to the Installation Manual, Appendix A.
1.8 Inbox Documentation
Each unit is supplied with its own installation and operation manuals.
1.9 Matching Table
INDOOR UNITS
OUTDOOR UNITS
MODEL REFR” Delta 22 Delta 25 Delta 35 Delta 50
DCR 22
DCR 25
DCR 35
R410A √√√ ―
DCR 50 R410A ――― √
CONTENT
2-1
PRODUCT DATA SHEET
SM DELTA 1-E.2 GB
2.1 Delta 22 / DCR 22 DCI R410A
Model Indoor Unit DELTA 22 DCI
Model Outdoor Unit DCR 22 R410A
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 7500(4440-8870) 8530(4440-10580)
kW 2.2(1.3-2.6) 2.5(1.3-3.1)
Power input (1) kW 0.66 0.73
EER (Cooling) or COP(Heating) (1) W/W 3.33 3.42
Energy efficiency class A B
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 3.0 3.3
Starting current A 10.5
Circuit breaker rating A 10
INDOOR
Fan type & quantity Crossflow x 1
Fan speeds H/M/L RPM 1100/950/800
Air flow (2) H/M/L m3/hr 400/350/300
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 49/46/43
Sound pressure level (4) H/M/L dB(A) 36/33/30
Moisture removal l/hr 1
Condensate drain tube I.D mm 16
Dimensions WxHxD mm 680x250x185
Weight kg 7
Package dimensions WxHxD mm 740x265x320
Packaged weight kg 10
Units per pallet units 36 units per pallet
Stacking height units 9 levels
OUTDOOR
Refrigerant control EEV
Compressor type, model Rotary, Panasonic 5RS092XDJ01
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 770
Air flow H/L m3/hr 1400
Sound power level H/L dB(A) 64
Sound pressure level (4) H/L dB(A) 54
Dimensions WxHxD mm 760x245x545
Weight kg 35
Package dimensions WxHxD mm 880x310x610
Packaged weight kg 38
Units per pallet Units 12 units per pallet
Stacking height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 0.7kg/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) 3/8”(9.53)
Max.tubing length m. Max.15
Max.height difference m. Max. 10
Operation control type Remote control
Heating elements kW
Others
(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.
2. PRODUCT DATA SHEET
CONTENT
2-2
PRODUCT DATA SHEET
SM DELTA 1-E.2 GB
2.2 Delta 25 / DCR 25 DCI R410A
Model Indoor Unit DELTA 25
Model Outdoor Unit DCR 25
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 8530(4440-10240) 9550(4774-11940)
kW 2.5(1.3-3.0) 2.8(1.4-3.5)
Power input (1) kW 0.75 0.82
EER (Cooling) or COP(Heating) (1) W/W 3.33 3.41
Energy efficiency class A B
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 3.2 3.6
Starting current A 10
Circuit breaker rating A 12
INDOOR
Fan type & quantity Crossflow x 1
Fan speeds H/M/L RPM 1200/1050/850
Air flow (2) H/M/L m3/hr 420/350/270
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 52/48/45
Sound pressure level(4) H/M/L dB(A) 39/35/32
Moisture removal l/hr 1
Condensate drain tube I.D mm 16
Dimensions WxHxD mm 680x250x185
Weight kg 7
Package dimensions WxHxD mm 740x265x320
Packaged weight kg 10
Units per pallet units 36 units per pallet
Stacking height units 9 levels
OUTDOOR
Refrigerant control EEV
Compressor type, model Rotary, Panasonic 5RS092XDJ01
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 760
Air flow H/L m3/hr 1390
Sound power level H/L dB(A) 64
Sound pressure level(4) H/L dB(A) 54
Dimensions WxHxD mm 760x245x545
Weight kg 36
Package dimensions WxHxD mm 880x310x610
Packaged weight kg 39
Units per pallet Units 12 units per pallet
Stacking height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 0.85kg/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) 3/8”(9.53)
Max.tubing length m. Max.15
Max.height
difference m. Max. 10
Operation control type Remote control
Heating elements kW
Others
(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 DELTA 1-E.2 GB
2.3 Delta 35 / DCR 35 DCI R410A
Model Indoor Unit DELTA 35
Model Outdoor Unit DCR 35
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 11940(4440-13990) 12280(5115-13990)
kW 3.5(1.3-4.1) 3.6(1.65-4.1)
Power input (1) kW 1.03 1.05
EER (Cooling) or COP(Heating) (1) W/W 3.39 3.43
Energy efficiency class A B
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 4.9 4.8
Starting current A 10.5
Circuit breaker rating A 15
INDOOR
Fan type & quantity Crossflow x 1
Fan speeds H/M/L RPM 1200/1000/850
Air flow (2) H/M/L m3/hr 550/450/350
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 56/46/42
Sound pressure level(4) H/M/L dB(A) 39/33/29
Moisture removal l/hr 1.5
Condensate drain tube I.D mm 16
Dimensions WxHxD mm 840x250x185
Weight kg 8
Package dimensions WxHxD mm 930x265x320
Packaged weight kg 11
Units per pallet units 36 units per pallet
Stacking height units 9 levels
OUTDOOR
Refrigerant control EEV
Compressor type, model Rotary, Panasonic 5RS102XAB
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 760
Air flow H/L m3/hr 1390
Sound power level H/L dB(A) 65
Sound pressure level(4) H/L dB(A) 55
Dimensions WxHxD mm 760x245x545
Weight kg 37
Package dimensions WxHxD mm 880x310x610
Packaged weight kg 40
Units per pallet Units 12 units per pallet
Stacking height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.0kg/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) 3/8”(9.53)
Max.tubing length m. Max.15
Max.height
difference m. Max. 10
Operation control type Remote control
Heating elements kW No
Others
(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 DELTA 1-E.2 GB
Model Indoor Unit DELTA 50 DCI
Model Outdoor Unit DCR 50 R410A
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Btu/hr 17060(4780-18770) 18080(5460-20130)
Capacity (1)
kW 5.0(1.4-5.5) 5.3(1.6-5.9)
Power input (1) kW 1.56 1.55
EER (Cooling) or COP(Heating) (1) W/W 3.21 3.42
Energy efficiency class A B
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 7.0 6.9
Starting current A 10.5
Circuit breaker rating A 20
Fan type & quantity Crossflow x 1
Fan speeds H/M/L RPM 1230/1100/900
Air flow (2) H/M/L m3/hr 720/620/480
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 56/54/47
Sound pressure level (4) H/M/L dB(A) 44/41/34
Moisture removal l/hr 2
Condensate drain tube I.D mm 16
Dimensions WxHxD mm 900x205x295
Weight kg
11
Package dimensions WxHxD mm 960x270x360
Packaged weight kg 14
Units per pallet units 24 units per pallet
INDOOR
Stacking height units 8 levels
Refrigerant control EEV
Compressor type, model Scroll, PANASONIC 5CS130XCC03
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 920
Air flow H/L m3/hr 2160
Sound power level H/L dB(A) 63
Sound pressure level (4) H/L dB(A) 53
Dimensions WxHxD mm 795x290x610
Weight kg 38
Package dimensions WxHxD mm 945x395x655
Packaged weight kg 41
Units per pallet Units 9 units per pallet
Stacking height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.26kg/7.5m
Additional charge per 1 meter g/m No need
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 1/2"(12.7)
Max.tubing length m. Max.15
OUTDOOR
Connections between
units
Max.height difference m. Max. 10
Operation control type Remote control
Heating elements kW
Others
(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.
2.4 Delta 50 / DCR 50 DCI R410A
CONTENT
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