Kaisai KOU-12HFN1-QRC8 User manual

Contents i
Energy Related Products
SUPER DC INVERTER SERIES
Service Manual 2013
LFIS-B-1309

Contents
Contents i
Part 1 General Information .................................................................................................... 1
Part 2 Indoor Units ................................................................................................................. 6
Part 3 Outdoor Units............................................................................................................. 65
Part 4 Installation.................................................................................................................. 77
Part 5 Electrical Control System....................................................................................... 109
※The specifications, designs, and information in this book are subject to change without notice for
product improvement.

General Information
General Information 1
Part 1
General Information
1. Model Lists................................................................................................2
2. External Appearance................................................................................3
2.1 Indoor Units............................................................................................................ 3
2.2 Outdoor Units......................................................................................................... 3
3. Nomenclature ...........................................................................................4
4. Features....................................................................................................5

Model Lists
2 General Information
1. Model Lists
1.1 Indoor Units
R410A (capacity multiplied by 1000Btu/h)
Type Function 12 16 18 24 30 36
Super slim cassette Cooling and heating ●●●●
Duct Cooling and heating ●●●●●
Ceiling-floor Cooling and heating ●●●●
New Four-way cassette
(compact)
Cooling and heating ●●
Console Cooling and heating ●●
1.2 Outdoor Units
Universal Outdoor unit Model Compressor type Compressor Brand Matched indoor units
KOU-12HFN1-QRC8 Rotary GMCC
KCA2U-12HRFN1-QRC8
KFAU-12HRFN1-QRC8
KTBU-12HWFN1-QRC8
KOU-18HFN1-QRC4 Rotary GMCC
KCD-18HRFN1-QRC4
KTB-18HWFN1-QRC4
KUE-18HRDN1-QRC4
KOU-18HFN1-QRC8 Rotary GMCC
KCD-18HRFN1-QRC8
KTB-18HWFN1-QRC8(A)
KUE-18HRFN1-QRC8
KCA2-18HRFN1-QRC8
KFA-16HRFN1-QRC8
KOU-24HFN1-QRC4 Rotary GMCC
KCD-24HRFN1-QRC4
KTB-24HWDN1-QRC4
KUE-24HRDN1-QRC4
KOU-24HFN1-QRC8 Rotary GMCC
KCD-24HRFN1-QRC8
KTB-24HWFN1-QRC8
KUE-24HRFN1-QRC8
KOU-30HFN1-QRC8 Rotary GMCC
KTB-30HWFN1-QRC8
KCD-30HRFN1-QRC8
KUE-30HRFN1-QRC8
KOU-36HFN1-QRC4 Rotary Mitsubishi
KCD-36HRFN1-QRC4
KTB-36HWFN1-QRC4
KUE-36HRFN1-QRC4
KOU-36HFN1-RRC4 Rotary Mitsubishi
KOU-36HFN1-QRC8(5A0)
Rotary Mitsubishi KCD-36HRFN1-QRC8
KTB-36HWFN1-QRC8(A)
KUE-36HRFN1-QRC8(A)
KOU-36HFN1-QRC8(520)
KOU-36HFN1-RRC8(5A0) Rotary Mitsubishi
KOU-36HFN1-RRC8(520)

External Appearance
General Information 3
2. External Appearance
2.1 Indoor Units
Super slim cassette
Duct
Ceiling-Floor
Compact Four-way cassette
Console
2.2 Outdoor Units
Single fan outdoor unit
Double fan outdoor unit

Nomenclature
4 General Information
3. Nomenclature
3.1 Indoor Unit
M U B T- 36 H R D N1- Q RC4
Energy Efficiency Code
Power Supply
Q 220~240V,1N, 50Hz
R 380~420V, 3N, 50Hz
N 220~230V, 1N, 60Hz
D 220V~, 3N, 60Hz
C 380~420V,3N,60Hz
Refrigerant
N1 R410A -- R22
D DC Inverter -- On-Off
F Full DC
Control Mode
W Wired Control E Electric Control
M Mechanical Control R Remote Control
Function Code
C Cooling Only HCooling & Heating
A Cooling & Heating+PTC
Capacity (¡ Á1000Btu/h)
T Tropical Condition
-- T1 Condition
Designed Time
A Time A Designed BTime B Designed
C Time C Designed D Time D Designed
Product Category
C Cassette Type V AHU Type
T Duct Type F Console Type
U Ceiling & Floor Type
H High Static Pressure Duct Type
Midea
3.2 Outdoor Unit
M O U T- 36 H D N1- R RC4
Energy Efficiency Code
Power Supply
Q 220~240V,1N, 50HZ
R 380~420V, 3N, 50Hz
N 220~230V, 1N, 60Hz
D 220V~, 3N, 60Hz
C 380~420v,3N,60HZ
Refrigerant
N1 R410A -- R22
D DC Inverter -- On-Off
F Full DC
Function Code
C Cooling Only HCooling & Heating
A Cooling & Heating+PTC
Capacity (¡ Á1000Btu/h)
T Tropical Condition
-- T1 Condition
U Side Discharge Outdoor Unit
VTop Discharge Outdoor Unit
SCentrifugal Fan Outdoor Unit
O Outdoor unit
Midea

Features
General Information 5
4. Features
4.1. To meet Europe Alevel, actual EER/COP of new product with BLDC motors of indoor & outdoor unit and
DC compressor will be higher than 3.4.
4.2. Low ambient kit is standard for outdoor units
4.3. Network control function is standard for the indoor units.
4.4. Standard auto restart function and follow me function.
4.5. Slim cassette with standard remote controller, wire controller and CCM for optional. Med Duct and
HESP duct with standard wired controller, remote controller and CCM for optional.
4.6. Standard anti-cold air function.
4.7. Standard auto defrosting function.
4.8. Standard self-diagnose function.
4.9. Standard timer function and sleep mode function controlled by controller.

Indoor Units
6 Indoor Units
Part 2
Indoor Units
Super Slim Cassette Type...................................................7
Duct Type............................................................................20
Ceiling & Floor Type..........................................................35
New Four-way Cassette Type (Compact).........................44
Console Type .....................................................................53