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● Connectable outdoor unit lineup This document is the Service Manual of the indoor unit. For outdoor unit, refer to the Service Manual of the outdoor unit. ■ For Europe Type Outdoor Unit Type 4 hp 5 hp 6 hp 8 hp 10 hp 2WAY VRF System...
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Design of VRF SYSTEM 1. Electrical Wiring 1-1. General Precautions on Wiring Before wiring, confirm the rated voltage of the unit as shown Regulations on wire diameters differ from locality to on its nameplate, then carry out the wiring closely following locality.
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Design of VRF SYSTEM 1. Electrical Wiring 1-3. Wiring System Diagrams Indoor unit (No. 1) Outdoor unit Power supply 220/230/240V ~50/60Hz Ground Remote To outdoor unit controller Ground Ground Indoor unit (No. 2) Power supply Ground 220/230/240V ~50/60Hz Ground Remote controller Ground Indoor unit...
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Design of VRF SYSTEM 1. Electrical Wiring CAUTION When linking the outdoor units in a network, disconnect the terminal extended from the short plug from all outdoor units except any one of the outdoor units. (When shipping: In shorted condition.) For a system without link (no wiring connection between outdoor units), do not remove the short plug.
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Design of VRF SYSTEM 1. Electrical Wiring (5) Use shielded wires for inter-unit control wiring (c) and Shielded wire ground the shield on both sides, otherwise misoperation from noise may occur. (Fig. 2-5) Connect wiring as shown in Section “1-3. Wiring System Ground Ground Fig.
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Design of VRF SYSTEM 1. Electrical Wiring Wiring sample Y2 Type Functional ground screw Functional ground screw (Louver Motor) (Schedule Timer) Protective ground screw (External Solenoid Valve Kit for 3WAY) Use this screw when connecting the shield for the Inter-unit control wiring to ground.
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VRF SYSTEMS Indoor Unit Specifi cations Contents 4. VRF SYSTEMS INDOOR UNIT SPECIFICATIONS 1. 4-Way Cassette Type (U1 Type) ..................1-1. Specifications .........................4-2 1-2. Major Component Specifications..................1-3. Dimensional Data ......................4-17 1-4. Noise Criterion Curves ....................4-20 1-5. Air Flow Distance / Temperature Chart ............... 4-22 2.
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) 6-1. Specifi cations Unit specifi cations (A) INDOOR MODEL S-36MT2E5A S-45MT2E5A S-56MT2E5A PANEL MODEL PERFORMANCE TEST CONDITION ISO15042 / AS / NZS3823 / EN14511 / EN12102 ø, Hz 1ø 50/60Hz 1ø...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) 6-1. Specifi cations Unit specifi cations (B) INDOOR MODEL S-73MT2E5A S-106MT2E5A S-140MT2E5A PANEL MODEL PERFORMANCE TEST CONDITION ISO15042 / AS / NZS3823 / EN14511 / EN12102 ø, Hz 1ø 50/60Hz 1ø...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) 6-2. Major Component Specifi cations Indoor unit (A) MODEL No. S-36MT2E5A Power source 220 - 230 - 240 V, single-phase, 50/60 Hz Controller P.C.B. Ass'y A73C8132 (Microprocessor) Fan (Number...diameter) Sirocco Fan (2...ø147.5) Fan motor Model...Nominal output...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) Indoor unit (B) MODEL No. S-45MT2E5A Power source 220 - 230 - 240 V, single-phase, 50/60 Hz Controller P.C.B. Ass'y A73C8133 (Microprocessor) Fan (Number...diameter) Sirocco Fan (2...ø147.5) Fan motor Model...Nominal output SIC-60CW-D843-1...43W Power source...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) Indoor unit (C) MODEL No. S-56MT2E5A Power source 220 - 230 - 240 V, single-phase, 50/60 Hz Controller P.C.B. Ass'y A73C8134 (Microprocessor) Fan (Number...diameter) Sirocco Fan (2...ø147.5) Fan motor Model...Nominal output SIC-60CW-D843-1...43W Power source...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) Indoor unit (D) MODEL No. S-73MT2E5A Power source 220 - 230 - 240 V, single-phase, 50/60 Hz Controller P.C.B. Ass'y A73C8135 (Microprocessor) Fan (Number...diameter) Sirocco Fan (3...ø147.5) Fan motor Model...Nominal output SIC-60CW-D874-1...74W Power source...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) Indoor unit (E) MODEL No. S-106MT2E5A Power source 220 - 230 - 240 V, single-phase, 50/60 Hz Controller P.C.B. Ass'y A73C8136 (Microprocessor) Fan (Number...diameter) Sirocco Fan (4...ø147.5) Fan motor Model...Nominal output SIC-70CW-D8111-3...111W Power source...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) Indoor unit (F) MODEL No. S-140MT2E5A Power source 220 - 230 - 240 V, single-phase, 50/60 Hz Controller P.C.B. Ass'y A73C8137 (Microprocessor) Fan (Number...diameter) Sirocco Fan (4...ø147.5) Fan motor Model...Nominal output SIC-70CW-D8111-3...111W Power source...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) 6-3. Dimensional Data Dimensions of suspension bolt pitch and unit Unit: mm Length Type 36, 45, 56 1226 1275 106, 140 1541 1590 Unit: mm Air intake 24.5 24.5 Air discharge (Suspension bolt pitch) Refrigerant tubing •...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) 6-4. Noise Criterion Curves Both 50Hz and 60Hz Strong Weak MODEL S-36MT2E5A MODEL S-45MT2E5A / 56MT2E5A SOUND STRONG 36 dB(A) SOUND STRONG 37 dB(A) LEVEL LEVEL HIGH 32 dB(A) HIGH 33 dB(A) 30 dB(A)
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) 6-5. Air Flow Distance / Temperature Chart S-36MT2E5A / 45MT2E5A / 56MT2E5A Heating : Distribution of wind velocity (Strong wind : Discharge angle approx.54 ) (Room temperature approx.20 1.5m/s 1.0m/s 0.5m/s 0.3m/s...
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) S-73MT2E5A / 106MT2E5A Heating : Distribution of wind velocity (Strong wind : Discharge angle approx.54 ) (Room temperature approx.20 1.5m/s 1.0m/s 0.5m/s 0.3m/s Horizontal air flow distance (m) Heating : Distribution of temperature (Strong wind : Discharge angle approx.54 ) (Room temperature approx.20 Horizontal air flow distance (m)
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VRF SYSTEMS Indoor Unit Specifi cations 6. Ceiling Type (T2 Type) S-140MT2E5A Heating : Distribution of wind velocity (Strong wind : Discharge angle approx.54 ) (Room temperature approx.20 1.5m/s 1.0m/s 0.5m/s 0.3m/s Horizontal air flow distance (m) Heating : Distribution of temperature (Strong wind : Discharge angle approx.54 ) (Room temperature approx.20 Horizontal air flow distance (m)
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VRF SYSTEMS Indoor Unit Specifi cations 7. Fresh Air Intake 7-1. Precautions Regarding External Air Intake (1) Ventilation Load Ensure that the design of the air-conditioner takes air-conditioning loads into consideration when external air intake is involved. (2) Restrictions on External Air Intake Ensure that the design conforms to the restrictions on air intake volume stipulated in accordance with the model of the indoor unit and the intake method.
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VRF SYSTEMS Indoor Unit Specifi cations 7. Fresh Air Intake 7-2. External Air Intake Volume & Resistance Within Unit / Operation Noise Characteristics (continued) Ceiling (T2 Type) 7-2-3. In a Case of External Air Intake to Unit Directly (Using external air intake cylindrical flange) Operation noise (External air intake only) External air intake cylindrical flange...
Capacity Table 1. Cooling Capacity of Indoor Unit For 2WAY VRF SYSTEM For 2WAY VRF SYSTEM 1-5. Ceiling Type (T2 Type) S-36MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW), SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 16HP outdoor unit. RATING CAPACITY: 3.6 kW AIR FLOW RATE : 14.0 m...
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Capacity Table 1. Cooling Capacity of Indoor Unit For 2WAY VRF SYSTEM For 2WAY VRF SYSTEM S-45MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW), SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 16HP outdoor unit. RATING CAPACITY: 4.5 kW AIR FLOW RATE : 15.0 m...
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Capacity Table 1. Cooling Capacity of Indoor Unit For 2WAY VRF SYSTEM For 2WAY VRF SYSTEM S-56MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW), SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 16HP outdoor unit. RATING CAPACITY: 5.6 kW AIR FLOW RATE : 15.0 m...
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Capacity Table 1. Cooling Capacity of Indoor Unit For 2WAY VRF SYSTEM For 2WAY VRF SYSTEM S-73MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW), SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 16HP outdoor unit. RATING CAPACITY: 7.3 kW AIR FLOW RATE : 21.0 m...
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Capacity Table 1. Cooling Capacity of Indoor Unit For 2WAY VRF SYSTEM For 2WAY VRF SYSTEM S-106MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW), SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 16HP outdoor unit. RATING CAPACITY: 10.6 kW AIR FLOW RATE : 30.0 m...
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Capacity Table 1. Cooling Capacity of Indoor Unit For 2WAY VRF SYSTEM For 2WAY VRF SYSTEM S-140MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW), SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 16HP outdoor unit. RATING CAPACITY: 14.0 kW AIR FLOW RATE : 32.0 m...
Capacity Table 2. Cooling Capacity of Indoor Unit For 3WAY VRF SYSTEM For 3WAY VRF SYSTEM 2-5. Ceiling Type (T2 Type) S-36MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 14HP outdoor unit. RATING CAPACITY: 3.6 kW AIR FLOW RATE : 14.0 m...
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Capacity Table 2. Cooling Capacity of Indoor Unit For 3WAY VRF SYSTEM For 3WAY VRF SYSTEM S-45MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 14HP outdoor unit. RATING CAPACITY: 4.5 kW AIR FLOW RATE : 15.0 m...
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Capacity Table 2. Cooling Capacity of Indoor Unit For 3WAY VRF SYSTEM For 3WAY VRF SYSTEM S-56MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 14HP outdoor unit. RATING CAPACITY: 5.6 kW AIR FLOW RATE : 15.0 m...
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Capacity Table 2. Cooling Capacity of Indoor Unit For 3WAY VRF SYSTEM For 3WAY VRF SYSTEM S-73MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 14HP outdoor unit. RATING CAPACITY: 7.3 kW AIR FLOW RATE : 21.0 m...
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Capacity Table 2. Cooling Capacity of Indoor Unit For 3WAY VRF SYSTEM For 3WAY VRF SYSTEM S-106MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 14HP outdoor unit. RATING CAPACITY: 10.6 kW AIR FLOW RATE : 30.0 m...
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Capacity Table 2. Cooling Capacity of Indoor Unit For 3WAY VRF SYSTEM For 3WAY VRF SYSTEM S-140MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 14HP outdoor unit. RATING CAPACITY: 14.0 kW AIR FLOW RATE : 32.0 m...
Capacity Table 3. Cooling Capacity of Indoor Unit For MINI VRF SYSTEM For MINI VRF SYSTEM 3-5. Ceiling Type (T2 Type) S-36MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 6HP outdoor unit. RATING CAPACITY: 3.6 kW AIR FLOW RATE : 14.0 m...
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Capacity Table 3. Cooling Capacity of Indoor Unit For MINI VRF SYSTEM For MINI VRF SYSTEM S-45MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 6HP outdoor unit. RATING CAPACITY: 4.5 kW AIR FLOW RATE : 15.0 m...
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Capacity Table 3. Cooling Capacity of Indoor Unit For MINI VRF SYSTEM For MINI VRF SYSTEM S-56MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 6HP outdoor unit. RATING CAPACITY: 5.6 kW AIR FLOW RATE : 15.0 m...
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Capacity Table 3. Cooling Capacity of Indoor Unit For MINI VRF SYSTEM For MINI VRF SYSTEM S-73MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 6HP outdoor unit. RATING CAPACITY: 7.3 kW AIR FLOW RATE : 21.0 m...
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Capacity Table 3. Cooling Capacity of Indoor Unit For MINI VRF SYSTEM For MINI VRF SYSTEM S-106MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 6HP outdoor unit. RATING CAPACITY: 10.6 kW AIR FLOW RATE : 30.0 m...
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Capacity Table 3. Cooling Capacity of Indoor Unit For MINI VRF SYSTEM For MINI VRF SYSTEM S-140MT2E5A Power supply :220/230/240V 1phase-50,60Hz TC : Total Cooling Capacity (kW) SHC : Sensible Heat Capacity (kW) This data is when the indoor unit connects with 6HP outdoor unit. RATING CAPACITY: 14.0 kW AIR FLOW RATE : 32.0 m...