| EWFT310B-SRC1 | EWFT320B-SRC2 | EWFT350B-SRC1 | EWFT380B-SRC2 | EWFT430B-SRC2 | EWFT480B-SRC2 | EWFT570B-SRC2 | EWFT620B-SRC2 | EWFT670B-SRC2 | EWFT730B-SRC2 | EWFT790B-SRC2 | EWFT860B-SRC2 | EWFT960B-SRC2 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cooling capacity | Nom. | kW | 395.2 | 408.4 | 439.1 | 480.6 | 544.2 | 598.2 | 725 | 762.6 | 851.4 | 947.6 | 970.4 | 1,093 | 1,170 | ||
| Capacity control | Method | Step | Step | Step | Step | Step | Step | Step | Step | Step | Step | Step | Step | Step | |||
| Minimum capacity | % | 39 | 21 | 33 | 18 | 16 | 14 | 22 | 20 | 18 | 17 | 15 | 14 | 25 | |||
| Power input | Cooling | Nom. | kW | 121.6 | 131.1 | 151.7 | 143.7 | 167.5 | 204.3 | 214.2 | 259.3 | 277.4 | 283.4 | 335.4 | 329.9 | 409.7 | |
| EER | 3.25 | 3.115 | 2.894 | 3.344 | 3.249 | 2.928 | 3.385 | 2.941 | 3.069 | 3.344 | 2.893 | 3.312 | 2.856 | ||||
| IPLV | 5.281 | 4.858 | 5.084 | 5.074 | 5.096 | 5.148 | 5.329 | 5.347 | 5.309 | 5.414 | 5.271 | 5.399 | 5.300 | ||||
| SEER | 4.778 | 4.329 | 4.602 | 4.713 | 4.715 | 4.662 | 4.899 | 4.823 | 4.782 | 4.972 | 4.984 | 5.057 | 4.883 | ||||
| Dimensions | Unit | Depth | mm | 2,514 | 2,514 | 2,514 | 3,594 | 3,594 | 3,594 | 4,674 | 4,674 | 4,674 | 5,754 | 5,848 | 6,928 | 6,928 | |
| Height | mm | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | 2,535 | |||
| Width | mm | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | 2,238 | |||
| Weight | Operation weight | kg | 2,479 | 2,527 | 2,612 | 3,113 | 3,320 | 3,484 | 4,187 | 4,386 | 4,506 | 5,217 | 5,607 | 6,159 | 6,516 | ||
| Unit | kg | 2,336 | 2,379 | 2,464 | 2,942 | 3,134 | 3,298 | 3,917 | 4,116 | 4,219 | 4,830 | 5,220 | 5,730 | 6,065 | |||
| Casing | Colour | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | Ivory white | |||
| Material | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | Galvanized and painted steel sheet | ||||
| Water heat exchanger - evaporator | Type | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | Brazed plate | |||
| Water volume | l | 143 | 148 | 148 | 171 | 186 | 186 | 270 | 270 | 287 | 387 | 387 | 429 | 451 | |||
| Water pressure drop | Cooling | Nom. | kPa | 42.07 | 39.69 | 45.63 | 54.30 | 60.89 | 73.19 | 18.09 | 19.87 | 16.45 | 20.12 | 21.06 | 26.35 | 23.82 | |
| Air heat exchanger | Type | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | Microchannel | |||
| Fan | Quantity | 4 | 4 | 4 | 6 | 6 | 6 | 8 | 8 | 8 | 10 | 10 | 12 | 12 | |||
| Type | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | Direct propeller | ||||
| Air flow rate | Cooling | Nom. | l/s | 22,510 | 22,510 | 22,510 | 33,765 | 33,765 | 33,765 | 45,020 | 45,020 | 45,020 | 56,275 | 56,275 | 67,530 | 67,530 | |
| Fan motor | Drive | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | Brushless | |||
| Compressor | Quantity | 3 | 4 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 8 | |||
| Type | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | Scroll compressor | ||||
| Operation range | Air side | Cooling | Min. | °CDB | -20 | -20 | -20 | -20 | -20 | -20 | -20 | -20 | -20 | -20 | -20 | -20 | -20 |
| Max. | °CDB | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | |||
| Water side | Evaporator | Min. | °CDB | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | |
| Max. | °CDB | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | |||
| Sound power level | Cooling | Nom. | dBA | 87.9 | 87.8 | 88.1 | 89.5 | 89.6 | 89.7 | 90.8 | 90.9 | 91 | 91.9 | 91.9 | 92.6 | 92.7 | |
| Sound pressure level | Cooling | Nom. | dBA | 68.8 | 68.8 | 69.0 | 69.8 | 69.9 | 70.0 | 70.6 | 70.7 | 70.8 | 71.2 | 71.2 | 71.5 | 71.6 | |
| Refrigerant | Type | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | R-32 | |||
| GWP | 675 | 675 | 675 | 675 | 675 | 675 | 675 | 675 | 675 | 675 | 675 | 675 | 675 | ||||
| Charge | kg | 22.0 | 25.0 | 30.0 | 31.0 | 35.0 | 39.0 | 45.0 | 50.0 | 53.0 | 59.0 | 63.0 | 68.0 | 77.0 | |||
| Circuits | Quantity | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |||
| Piping connections | Evaporator water inlet/outlet (OD) | 88.9 | 88.9 | 88.9 | 88.9 | 88.9 | 88.9 | 139.7 | 139.7 | 139.7 | 139.7 | 139.7 | 139.7 | 139.7 | |||
| Power supply | Phase | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | 3~ | |||
| Frequency | Hz | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | |||
| Voltage | V | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | |||
| Voltage range | Min. | % | -10 | -10 | -10 | -10 | -10 | -10 | -10 | -10 | -10 | -10 | -10 | -10 | -10 | ||
| Max. | % | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | |||
| Unit | Starting current | Max | A | 693 | 697 | 735 | 750 | 792 | 838 | 891 | 936 | 979 | 1,032 | 1,078 | 1,131 | 1,219 | |
| Running current | Cooling | Nom. | A | 229.6 | 243.8 | 277.7 | 266.8 | 312.2 | 372.3 | 401.2 | 464.7 | 509.7 | 529.5 | 597.9 | 615.2 | 727.8 | |
| Max | A | 245 | 249 | 287 | 302 | 344 | 390 | 443 | 488 | 531 | 584 | 630 | 683 | 771 | |||
| Max unit current for wires sizing | A | 269 | 273 | 316 | 332 | 379 | 428 | 487 | 537 | 584 | 642 | 693 | 752 | 849 | |||
| Notes | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | (1) - Performances according to Chiller Configurator 1.5 software | ||||
| (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | (2) - Cooling: entering evaporator water temp. 26°C; leaving evaporator water temp. 18°C; ambient air temp. 35°C; ethylene glycol fluid 25%; full load operation. | |||||