Mitsubishi Heavy Industries SRK20ZSX-S Technical Manual
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Mitsubishi Heavy Industries SRK20ZSX-S Technical Manual

Inverter wall mounted type residential air-conditioners
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TECHNICAL MANUAL
INVERTER WALL MOUNTED TYPE
RESIDENTIAL AIR-CONDITIONERS
(Split system, air to air heat pump type)
SRK20ZSX-S
25ZSX-S
35ZSX-S
50ZSX-S
60ZSX-S
Manual No.'17•SRK-T-203

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Summary of Contents for Mitsubishi Heavy Industries SRK20ZSX-S

  • Page 1 Manual No.'17•SRK-T-203 TECHNICAL MANUAL INVERTER WALL MOUNTED TYPE RESIDENTIAL AIR-CONDITIONERS (Split system, air to air heat pump type) SRK20ZSX-S 25ZSX-S 35ZSX-S 50ZSX-S 60ZSX-S...

  • Page 2: Specifications

    '17 • SRK-T-203 1. SPECIFICATIONS SRK20ZSX-S Model Item Indoor unit SRK20ZSX-S Outdoor unit SRC20ZSX-S Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz Nominal cooling capacity (range) 2.0 ( 0.9(Min.) - 3.2 (Max.)) Nominal heating capacity (range) 2.7 ( 0.8(Min.) - 5.3 (Max.)) Heating capacity (H2) —...
  • Page 3 '17 • SRK-T-203 SRK25ZSX-S Model Item Indoor unit SRK25ZSX-S Outdoor unit SRC25ZSX-S Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz Nominal cooling capacity (range) 2.5 ( 0.9(Min.) - 3.7 (Max.)) Nominal heating capacity (range) 3.2 ( 0.8(Min.) - 5.8 (Max.)) Heating capacity (H2) —...
  • Page 4 '17 • SRK-T-203 SRK35ZSX-S Model Item Indoor unit SRK35ZSX-S Outdoor unit SRC35ZSX-S Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz Nominal cooling capacity (range) 3.5 ( 0.9(Min.) - 4.3 (Max.)) Nominal heating capacity (range) 4.3 ( 0.8(Min.) - 6.6 (Max.)) Heating capacity (H2) —...
  • Page 5 '17 • SRK-T-203 SRK50ZSX-S Model Item Indoor unit SRK50ZSX-S Outdoor unit SRC50ZSX-S Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz Nominal cooling capacity (range) 5.0 ( 1.0(Min.) - 5.8 (Max.)) Nominal heating capacity (range) 6.0 ( 0.6(Min.) - 8.1 (Max.)) Heating capacity (H2) —...
  • Page 6 '17 • SRK-T-203 SRK60ZSX-S Model Item Indoor unit SRK60ZSX-S Outdoor unit SRC60ZSX-S Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz Nominal cooling capacity (range) 6.1 ( 1.0(Min.) - 6.8 (Max.)) Nominal heating capacity (range) 6.8 ( 0.6(Min.) - 8.7 (Max.)) Heating capacity (H2) —...
  • Page 7 '17 • SRK-T-203 (2) Outdoor units Models SRC20ZSX-S, 25ZSX-S, 35ZSX-S RCT000Z019...
  • Page 8 '17 • SRK-T-203 Model SRC50ZSX-S, 60ZSX-S RCT000Z020...

  • Page 9: Outdoor Unit Installation

    '17 • SRK-T-203 2. OUTDOOR UNIT INSTALLATION 1. Haulage 3. Installation space • Always carry or move the unit with two or more persons. • There must be 1 meter or larger space between the unit and the wall in at least 1 of the 4 sides. •...
  • Page 10 '17 • SRK-T-203 4. CONNECTING PIPING WORK 1. Restrictions on unit installation 4. Evacuation Abide by the following restrictions on unit installation. (1) Connect vacuum pump to gauge manifold. Connect charge hose of gauge manifold to service port of outdoor unit. Improper installation can cause compressor failure or performance degradation.

  • Page 11: Electrical Wiring Work

    '17 • SRK-T-203 6. PUMP DOWN (1) Connect charge hose of gauge manifold to service port of outdoor unit. Gauge manifold (2) Close the liquid service valve with hexagonal wrench key. (3) Fully open the gas service valve with hexagonal wrench key. (4) Carry out forced cooling operation (For forced cooling operation procedure, refer to indoor unit installation manual).

  • Page 12: Caution- High Voltage

    '17 • SRK-T-203 (12) Outdoor unit inspection points Models SRC20ZSX-S, 25ZSX-S, 35ZSX-S ◆Check point of outdoor unit CAUTION- HIGH VOLTAGE ◆Power source and serial signal inspection High voltage is produced in the control box. Don't touch electrical parts in the control box for 5 minutes after the : AC220/230/240V unit is stopped.
  • Page 13 '17 • SRK-T-203 Models SRC50ZSX-S, 60ZSX-S ◆Check point of outdoor unit CAUTION - HIGH VOLTAGE High voltage is produced in the control box. Don't touch ◆Power source and serial signal inspection electrical parts in the control box for 5 minutes after the : AC220/230/240V unit is stopped.
  • Page 14 MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. 16-5 Konan 2-chome, Minato-ku, Tokyo, 108-8215, Japan http://www.mhi-mth.co.jp/en/ Because of our policy of continuous improvement, we reserve the right to make changes in all specifications without notice. Copyright MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.

This manual is also suitable for:

Srk25zsx-sSrk35zsx-sSrk50zsx-sSrk60zsx-s

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