Model: MTZ22. Data. Cylinder count: 1 Displacement [m³/h]: 6,63 Cylinder capacity [cm³]: 38,1 RPM [min -1 ]: 2900 Weight [kg]: 21 Oil charge [dm³]: 1

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1 Technical data Data Cylinder count: 1 Displacement [m³/h]: 6,63 Cylinder capacity [cm³]: 38,1 RPM [min -1 ]: 2900 Weight [kg]: 21 Oil charge [dm³]: 1 Oil type: 160PZ Crankcase heater type: PTC 35 W Maximum system test pressure low side / high 25 / 30 side: Maximum number of starts without softstart 12 [1/h]: Refrigerant charge limit [dm³]: 3 Refrigerant: R134a, 404A/R507, R407C Sound power [db]: 74 Sound power with accoustic hood [db]: 68 Connections milimeters inches Suction Rotolock valve connection: 1" Discharge Rotolock valve connection: 1" Suction connection with supplied sleeve: 1/2" Discharge connection with supplied sleeve: 3/8" 1 / 14

2 R134a Model: MTZ22 Capacity Cooling capacity [W] tc \ te Power input [W] tc \ te Current [A] tc \ te / 14

$Mass flow [kg/s] Model: MTZ22 Capacity tc \ te -15-10 -5 0 5 10 15 20 35 29.58 40.68 53.90 69.48 87.65 108.67 132.76 160.17 40 27.25 38.23 51.29 66.65 84.57 105.29 129.03 156.05 45 25.14 35.86 48.$

3 Mass flow [kg/s] Model: MTZ22 Capacity tc \ te C.O.P. [W/W] tc \ te Operating conditions: suction superheat: 11.1 K, subcooling: 8.3 K tc - Condensing temperature [ºC] te - Evaporating temperature [ºC] Application range 3 / 14

4 R404A/R507 Model: MTZ22 Capacity Cooling capacity [W] tc \ te Power input [W] tc \ te Current [A] tc \ te / 14

$Capacity Mass flow [kg/s] tc \ te -30-25 -20-15 -10-5 0 5 10 30 33.63 47.31 63.83 83.52 106.70 133.68 164.78 200.32 240.61 35 31.03 44.32 60.46 79.74 102.50 129.04 159.69 194.77 234.58 40 28.39 41.$

5 Capacity Mass flow [kg/s] tc \ te C.O.P. [W/W] tc \ te Operating conditions: suction superheat: 10 K, subcooling: 0 K tc - Condensing temperature [ºC] te - Evaporating temperature [ºC] Application range 5 / 14

6 Capacity R407C Cooling capacity [W] tc \ te Power input [W] tc \ te Current [A] tc \ te / 14

$Capacity Mass flow [kg/s] tc \ te -15-10 -5 0 5 10 15 35 45.35 60.62 78.29 98.64 121.94 148.48 178.54 40 42.28 57.38 74.78 94.76 117.61 143.60 173.01 45 39.03 53.92 71.02 90.60 112.95 138.35 167.$

7 Capacity Mass flow [kg/s] tc \ te C.O.P. [W/W] tc \ te Operating conditions: suction superheat: 10 K, subcooling: 0 K tc - Condensing temperature [ºC] te - Evaporating temperature [ºC] Application range 7 / 14

8 Dimensions 8 / 14

9 Image 9 / 14

10 Single phase power supply Electrical data Model: MTZ22 Electrical Motor voltage code: 1 5 Starting current [A]: 49,3 41 Maximum Continuous Current (MCC) [A]: Winding resistance (between phases) 1,25/2,49 1,78/4,74 (run/start) [Ω]: Main condenser (A) (PSC/CSR) [μf]: 20 Main condenser (C) (PSC/CSR) [μf]: 10 Starting condenser (B) (CSR) [μf]: 100 Starting relay (CSR): 3ARR3J4A4 PSC starting with additional winding IOL: inner motor protection (klixon) A, C: main condensers C: starting condenser / S: common TH: thermostat SR: movement transmitter 10 / 14

Electrical CSR starting with additional winding IOL: inner motor protection (klixon) A, C: main condensers B: starting condenser C: common / S: additional starting winding TH: thermostat SR: movement

11 Electrical CSR starting with additional winding IOL: inner motor protection (klixon) A, C: main condensers B: starting condenser C: common / S: additional starting winding TH: thermostat SR: movement transmitter CSR starting without additional winding IOL: inner motor protection (klixon) A, C: main condensers B: starting condenser C: common / S: additional starting winding TH: thermostat SR: movement transmitter condensers A and C are replaced by one condenser of capacity A + C 11 / 14

12 Three-phase power supply Electrical data Model: MTZ22 Electrical Motor voltage code: Starting current [A]: ,5 Maximum Continuous ,5 6 Current (MCC) [A]: Winding resistance (between phases) [Ω]: 2,49 10,24 3,38 15,2 6,58 Connection diagram for systems without refrigerant suction TH: Thermostat 180 s: Optional short cycle timer (3min) 5 pts KA: Control relay LLSV: Liquid Solenoid valve KM: Compressor contactor KS: Safety lock out relay BP: Low pressure switch HP: High pressure switch Q1: Fused disconnect F1: Fuses F2: External overload protection M: Compressor's engine thm: Motor safety thermostat DGT: Discharge gas thermostat 12 / 14

13 Electrical Connection diagram for systems with refrigerant suction TH: Thermostat 180 s: Optional short cycle timer (3min) 5 pts KA: Control relay LLSV: Liquid Solenoid valve KM: Compressor contactor KS: Safety lock out relay BP: Low pressure switch HP: High pressure switch Q1: Fused disconnect F1: Fuses F2: External overload protection M: Compressor's engine thm: Motor safety thermostat DGT: Discharge gas thermostat 13 / 14

14 Equipment Model: MTZ22 Equipment crankcase heater - PTC 35 W belt type heater - crankcase heater 55W, 230V Rotalock valves - suction: Rotolock valve connection 1", connection with supplied sleeve 1/2" - discharge: Rotolock valve connection 1", connection with supplied sleeve 3/8" soft-start kit - electronic softstart MCI 15C accoustic hood - acoustic shield of Danfoss catalogue number / 14

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