Mitsubishi Heavy Industries SRK50ZJ-S Technical Manual

Wall mounted /floor standing/ ceiling concealed / ceiling cassette-4way compact type inverter residential air conditioners

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Page 1 DRAFT Manual No.'10•SR-T-091D TECHNICAL MANUAL INVERTER RESIDENTIAL AIR CONDITIONERS (Split system, air to air heat pump type) Wall mounted type Floor standing type Ceiling concealed type SRK50ZJ-S SRF25ZJX-S SRR25ZJ-S SRF35ZJX-S SRR35ZJ-S SRK20ZJX-S SRF50ZJX-S SRK25ZJX-S SRK35ZJX-S SRK50ZJX-S SRK60ZJX-S Ceiling cassette-4way compact type...
Page 2: Table Of Contents
'10 • SR-T-091D CONTENTS 1. SPECIFICATIONS ..................2 (1) Wall mounted type (SRK) ................. 2 (2) Floor standing type (SRF) ................ 8 (3) Ceiling concealed type (SRR) ..............11 (4) Ceiling cassette-4way compact type (FDTC) ........... 13 2. EXTERIOR DIMENSIONS ................15 (1) Indoor units .....................
Page 3: Specifications
'10 • SR-T-091D 1. SPECIFICATIONS (1) Wall mounted type (SRK) Adapted to RoHS directive SRK50ZJ-S Model Item Indoor unit SRK50ZJ-S Outdoor unit SRC50ZJ-S Cooling capacity (1) 5000 (1600 (Min.)~5500 (Max.)) Heating capacity (1) 5800 (1600 (Min.)~6600 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 1.55 (0.40~2.20)
Page 4 '10 • SR-T-091D Adapted to RoHS directive SRK20ZJX-S Model Item Indoor unit SRK20ZJX-S Outdoor unit SRC20ZJX-S Cooling capacity (1) 2000 (900 (Min.)~3100 (Max.)) Heating capacity (1) 2500 (900 (Min.)~4300 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 0.35 (0.19~0.70) Power consumption Heating...
Page 5 '10 • SR-T-091D Adapted to RoHS directive SRK25ZJX-S Model Item Indoor unit SRK25ZJX-S Outdoor unit SRC25ZJX-S Cooling capacity (1) 2550 (900 (Min.)~3200 (Max.)) Heating capacity (1) 3130 (900 (Min.)~4700 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 0.49 (0.19~0.82) Power consumption Heating...
Page 6 '10 • SR-T-091D Adapted to RoHS directive SRK35ZJX-S Model Item Indoor unit SRK35ZJX-S Outdoor unit SRC35ZJX-S Cooling capacity (1) 3500 (900 (Min.)~4100 (Max.)) Heating capacity (1) 4300 (900 (Min.)~5100 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 0.845 (0.19~1.01) Power consumption Heating...
Page 7 '10 • SR-T-091D Adapted to RoHS directive SRK50ZJX-S Model Item Indoor unit SRK50ZJX-S Outdoor unit SRC50ZIX-S Cooling capacity (1) 5000 (700 (Min.)~6200 (Max.)) Heating capacity (1) 6000 (700 (Min.)~8800 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 1.30 (0.2~2.20) Power consumption Heating...
Page 8 '10 • SR-T-091D Adapted to RoHS directive SRK60ZJX-S Model Item Indoor unit SRK60ZJX-S Outdoor unit SRC60ZIX-S Cooling capacity (1) 6000 (800 (Min.)~6800 (Max.)) Heating capacity (1) 6800 (800 (Min.)~9700 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 1.86 (0.25~2.30) Power consumption Heating...
Page 9: Floor Standing Type (Srf)
'10 • SR-T-091D (2) Floor standing type (SRF) Adapted to RoHS directive SRF25ZJX-S Model Item Indoor unit SRF25ZJX-S Outdoor unit SRC25ZJX-S Cooling capacity (1) 2500 (900 (Min.)~3200 (Max.)) Heating capacity (1) 3400 (900 (Min.)~4700 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 0.521 (0.19~0.82) Power...
Page 10 '10 • SR-T-091D Adapted to RoHS directive SRF35ZJX-S Model Item Indoor unit SRF35ZJX-S Outdoor unit SRC35ZJX-S Cooling capacity (1) 3500 (900 (Min.)~4100 (Max.)) Heating capacity (1) 4500 (900 (Min.)~5100 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 0.890 (0.19~1.26) Power consumption Heating...
Page 11 '10 • SR-T-091D Adapted to RoHS directive SRF50ZJX-S Model Item Indoor unit SRF50ZJX-S Outdoor unit SRC50ZIX-S Cooling capacity (1) 5000 (700 (Min.)~5500 (Max.)) Heating capacity (1) 6000 (700 (Min.)~7000 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 1.390 (0.2~1.80) Power consumption Heating...
Page 12: Ceiling Concealed Type (Srr)
'10 • SR-T-091D (3) Ceiling concealed type (SRR) Adapted to RoHS directive SRR25ZJ-S Model Item Indoor unit SRR25ZJ-S Outdoor unit SRC25ZJX-S Cooling capacity (1) 2500 ( 900 (Min.)~3200 (Max.)) Heating capacity (1) 3400 ( 900 (Min.)~4700 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 0.580 ( 0.19~0.82 ) Power...
Page 13 '10 • SR-T-091D Adapted to RoHS directive SRR35ZJ-S Model Item Indoor unit SRR35ZJ-S Outdoor unit SRC35ZJX-S Cooling capacity (1) 3500 ( 900 (Min.)~4100 (Max.)) Heating capacity (1) 4200 ( 900 (Min.)~5100 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz Cooling 1.080 ( 0.19~1.26 ) Power consumption...
Page 14 '10 • SR-T-091D (4) Ceiling cassette-4way compact type (FDTC) Adapted to RoHS directive FDTC25VD Model Indoor unit FDTC25VD Outdoor unit SRC25ZJX-S Item Panel TC-PSA-25W-E Power source 220/230/240V~50Hz Operation data Cooling Heating Nominal capacity 2.55 [ 0.9 (Min.)~3.2 (Max.)] 3.45 [ 0.9 (Min.)~4.7 (Max.)] Power consumption 0.84 Running current...
Page 15 '10 • SR-T-091D Adapted to RoHS directive FDTC35VD Model Indoor unit FDTC35VD Outdoor unit SRC35ZJX-S Item Panel TC-PSA-25W-E Power source 220/230/240V~50Hz Operation data Cooling Heating Nominal capacity 3.6 [ 0.9 (Min.)~4.1 (Max.)] 4.25 [ 0.9 (Min.)~5.1 (Max.)] Power consumption 1.07 1.16 Running current 4.9/4.7/4.5...
Page 16 Symbol Content 14.5 20 35 9.52 3 8" Flare Gas piping Model 12.7 1 2" Flare Liquid piping 6.35 1 4" Flare Hole on wall for right rear piping Hole on wall for left rear piping Drain hose VP16 Outlet for wiring Outlet for piping on both side Wireless remote controller Outlet for down piping...
Page 17 881.9 Symbol Content 59.9 59.9 20.9 Model 20,25,35 9.52 3 8" Flare Gas piping Model 50,60 12.7 1 2" Flare Liquid piping 6.35 1 4" Flare Hole on wall for right rear piping Hole on wall for left rear piping Drain hose VP16 Outlet for wiring...
Page 18 Symbol Content 83.5 156.5 25,35 : 9.52 3 8" Flare 30.5 103.5 Installation plate Gas piping Model 50 : 12.7 1 2" Flare 138.5 211.5 Unit Liquid piping 6.35 1 4" Flare Hole on wall for right rear piping Hole on wall for left rear piping Drain hose VP16 Screw point fasten the indoor unit...
Page 19 30.3 174.4 (Suspension bolts pitch) 11.2 80 40 11.3 203.7...
Page 20 Decorative panel Suspension bolts pitch Symbol Content Gas piping 9.52 3 8" Flare Liquid piping 6.35 1 4" Flare Drain piping VP20 I.D.20,O.D.26 Note 2 Hole for wiring Suspension bolts M10 or M8 Ducting for air outlet Knock out Space for installation and service Control Air return 1000 or more...
Page 21 Notes （1） It must not be surrounded by walls on the four sides. Symbol Content （2） The unit must be fixed with anchor bolts. An anchor bolt must not Service valve connection（gas side） φ12.7（1／2"）（Flare） protrude more the 15mm. Service valve connection（liquid side） φ6.35（1／4"）（Flare）...
Page 22 Notes （1） It must not be surrounded by walls on the four sides. Symbol Content （2） The unit must be fixed with anchor bolts. An anchor bolt must not Service valve connection（gas side） φ9.52（3／8"）（Flare） protrude more the 15mm. Service valve connection（liquid side） φ6.35（1／4"）（Flare）...
Page 23 Notes （1） It must not be surrounded by walls on the four sides. Symbol Content （2） The unit must be fixed with anchor bolts. An anchor bolt must not Service valve connection（gas side） φ12.7（1／2"）（Flare） protrude more the 15mm. Service valve connection（liquid side） φ6.35（1／4"）（Flare）...
Page 24: Remote Controller
'10 • SR-T-091D (3) Remote controller (a) Wireless remote controller Models SRK, SRF, SRR The wireiess remote controller in the following figure shows for the SRK-50ZJ-S type. Unit: mm 17.3 Model FDTC (Option parts)
Page 25 '10 • SR-T-091D (b) Wired remote controller (option parts) Wiring outlet Cut off the upper thin part of remote control lower case with a nipper or knife, and grind burrs with a file etc. Exposed mounting In case of pulling out In case of pulling out from upper left from center...
Page 26: Circuit Board
Item Description CNE-CNY Connector Fan motor Flap motor Louver motor Humidity sensor Room temp. sensor Heat exch. sensor Diode stack Fuse PRINTED Terminal block CIRCUIT Varistor BOARD HEAT EXCHANGER Mark Color 250V 3.15A Black Blue White Yellow Yellow Green HEAT EXCHANGER DISPLAY WIRELESS...
Page 27 Item Description CNE-CNY Connector Fan motor DISPLAY Flap motor WIRELESS RECEIVER CNX1 Louver motor BACK-UP SW Inlet motor PRINTED CIRCUIT Room temp. sensor BOARD Heat exch. sensor Humidity sensor 50,60 only CNX2 Limit switch Diode stack Fuse Terminal block Varistor INTERFACE KIT SC-BIKN-E Color Marks...
Page 28 Item Description CNE-CNX2 Connector DISPLAY Fan motor WIRELESS RECEIVER Flap motor BACK-UP SW CNX1 Damper motor AIR SELECTION SW Damper arm motor PRINTED CIRCUIT Room temp. sensor BOARD Heat exch. sensor Humidity sensor CNX2 Diode stack Fuse Terminal block Varistor INTERFACE KIT SC-BIKN-E Color Marks...
Page 29 CONTROL INTERFACE KIT SC-BIKN-E 250V 0.16A 250V 3.15A PRINTED CIRCUIT BOARD 1 2/N Power source 1 phase 220 - 240 V 50Hz DISPLAY TO OUTDOOR UNIT WIRELESS TO OUTDOOR UNIT RECEIVER POWER WIRES Color Marks Meaning of Marks SIGNAL WIRE Mark Color Mark...
Page 30: Indoor Units
Color Marks LED 3 Indication lamp Red-Inspection Terminal block Power source Mark Color CNB Z Connector Drain motor LM1 4 Louver motor mark BK Black F200 203 Fuse Remote controller communication Terminal block Signal line mark Blue address Fan motor Thermistor Remote controller BR Brown Float switch...
Page 31: Outdoor Units
POWER SOURCE 1～220ｰ240V 50Hz／1～220V 60Hz Item Description Compressor motor CNEEV～CN20S Connector Electric expansion valve（coil） Fan motor Reactor T1,2 Terminal block Heat exchanger sensor（outdoor unit） TERMINAL PWB ASSY （MAIN） PWB ASSY （SUB） Outdoor air temp.sensor BLOCK POWER Discharge pipe temp.sensor TRANSISTOR FUSE （BK）...
Page 32 Item Description Compressor motor CN20S Connector CNTH TO INDOOR UNIT CNEEV CNFAN POWER WIRES Electric expansion valve（coil） SIGNAL WIRE Fan motor PWB ASSY Reactor T1 T2 POWER POWER SOURCE Terminal block TRANSISTOR ～220ｰ240V 50Hz／～220V 60Hz t゜ 250V 15A R.IN Heat exchanger sensor（outdoor unit）（BK）...
Page 33 POWER SOURCE 1～220ｰ240V 50Hz／1～220V 60Hz Item Description Compressor motor CNEEV～20S Connector Electric expansion valve（coil） Fan motor Reactor T1,2 Terminal block Heat exchanger sensor（outdoor unit） TERMINAL PWB ASSY （MAIN） PWB ASSY （SUB） Outdoor air temp.sensor BLOCK POWER TRANSISTOR Discharge pipe temp.sensor FUSE （BK）...
Page 34 Air-Conditioning & Refrigeration Systems Headquarters 16-5, 2-chome, Kounan, Minato-ku, Tokyo, 108-8215, Japan Fax : (03) 6716-5926 Because of our policy of continuous improvement, we reserve the right to make changes in all specifications without notice. Copyright MITSUBISHI HEAVY INDUSTRIES, LTD.

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