Web code 245÷2185: YFX21 Web code 4180÷4410: YFX31
EXP Multi-purpose Systems

Y-Flow EXP

TXHEY 245÷4410
Cooling capacity 44,2÷397,1 kW
Heating capacity 49,3÷459,3 kW
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Technical data sheet

EXPsystems - Polyvalent ecological water-cooled system. Range with scroll hermetic compressors and R410A refrigerant gas.

Features

Key features


Integrated MASTER/SLAVE control


Y-Flow EXP

Description

Construction features

• Compressor: scroll type, rotary, hermetic complete with thermal protection and casing heater.
• Primary side (user), secondary side (recovery) heat exchangers and disposal unit: crossed flow stainless steel plate exchangers, complete with antifreeze heater, closed cell polyurethane foam rubber insulation and water flow differential pressure switch.
• Control: microprocessor electronic control with Adaptive Function Plus logic.
• Structure: made of galvanised and painted steel plate with polyester powder coating.
• The unit is also complete with:
- compressor circuit breaker switches;
- electronic expansion valve;
- display of cooling circuit high and low pressure;
- clock board;
- outdoor temperature probe for set-point compensation;
- Master/Slave control up to 4 units in parallel;
- 0-10V analogue signal for condensing/evaporating control performed by external device;
- control of Variable Primary Flow (VPF_R).

Versions

• B - Standard version.

Models

• TXHEBY: EXPsystems unit.

Factory fitted accessories

• Cooling circuit high and low pressure gauges.
• Forced limit of power consumption.
• Soft starter.
• Silenced set up.
• Digital input for double set-point.
• 4-20 mA analogue signal for shifting set-point.
• Interfaces for serial communication with other devices.
• Anti-vibration mounts.

Separately supplied accessories

• 3-way modulating condensing control valve.
• 2-way modulating condensing control valve.
• Water filter.
• Remote keypad with display.
• Thermostat with display.
• Serial converter (RS485/USB).
• RHOSS supervisors for unit monitoring and remote management.
• Rhoss sequencer for integrated management of multiple chillers.

Technical data

TXHEBY MODEL 245 250 260 270 290 2115 2130 2145 2165 2185 4180 4205 4235 4260 4290 4330 4360 4410
COOLING OPERATIONS (AUTOMATIC 1 MODE)
❶ Nominal cooling capacity kW 47 55,6 62,7 71,8 92,8 123,8 137,5 153,9 173,3 193,2 188,5 214,7 241,2 270,2 302,7 341,1 379,9 420,9
❷ Nominal cooling capacity kW 44,2 52 59,2 67,6 88 114,6 128 142,4 161,7 180,6 176,4 201,7 226,7 253,6 280,2 317,9 354 397,1
❶ Absorbed power kW 8,5 9,8 11,3 13 16,9 21,5 24,7 26,7 31,8 36,3 32,2 37,2 41,9 46,6 50,4 59,1 67,2 78,9
❷ Absorbed power kW 9,9 11,4 13,1 14,9 19,1 25,5 28,8 31,7 36,8 41,9 37,4 42,9 48,2 54,1 60,2 69,3 79,1 90,5
❶ E.E.R. 5,51 5,69 5,55 5,51 5,48 5,75 5,57 5,76 5,44 5,32 5,85 5,77 5,76 5,8 6,01 5,77 5,65 5,33
❷ E.E.R. 4,49 4,57 4,52 4,54 4,61 4,5 4,45 4,5 4,4 4,32 4,72 4,71 4,71 4,69 4,66 4,59 4,48 4,39
COOLING OPERATIONS + TOTAL RECOVERY (AUTOMATIC 2 MODE)
❸ Nominal cooling capacity kW 38,3 45,5 52,4 58,3 79 103,5 113,6 125,3 141,8 158,8 158,5 180,1 201,2 227 252,1 286,1 320,6 356,8
❸ Recovery heating capacity kW 50,6 59,7 68,7 76,2 103,4 135,1 148,9 164,8 187,8 211,3 203 232,2 260,4 293,8 327,4 373,5 420,4 470
❸ Absorbed power kW 12,4 14,2 16,3 18,0 24,4 31,9 35,8 39,8 46,4 52,9 44,7 52,2 59,6 67,2 75,3 87,2 99,3 113,0
❸ T.E.R. 7,17 7,39 7,42 7,46 7,48 7,48 7,34 7,28 7,1 6,99 8,08 7,9 7,74 7,75 7,7 7,56 7,46 7,32
HEATING OPERATIONS (MODE SELECT 1-2 AUTOMATIC 3)
❹ Nominal heating capacity kW 49,3 58,1 66,9 74,3 100,6 131,8 145,5 160,9 183,5 206,4 198,8 227,5 255,4 288 320 367 412,6 459,3
❹ Total absorbed power kW 12,1 13,9 15,9 17,6 23,7 31,4 35,14 39,1 45,6 52,1 43,9 51,1 58,4 65,6 72,9 84,6 95,9 109,4
❹ C.O.P. 4,07 4,19 4,2 4,21 4,25 4,2 4,14 4,11 4,02 3,96 4,52 4,45 4,37 4,39 4,39 4,34 4,3 4,2
TXHEBY MODEL 245 250 260 270 290 2115 2130 2145 2165 2185 4180 4205 4235 4260 4290 4330 4360 4410
❺ Sound power dB(A) 67 67 68 68 70 72 73 74 74 75 77 77 78 79 80 81 82 83
Scroll compressors/steps n. 2/2 2/2 2/2 2/2 2/2 2/2 2/2 2/2 2/2 2/2 4/4 4/4 4/4 4/4 4/4 4/4 4/4 4/4
Circuits n. 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2
Electrical supply V-ph-Hz 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50
DIMENSIONS AND WEIGHTS 245 250 260 270 290 2115 2130 2145 2165 2185 4180 4205 4235 4260 4290 4330 4360 4410
L – Width mm 1020 1020 1020 1020 1020 1270 1270 1270 1270 1270 2600 2600 2600 2600 2600 2600 2600 2600
H – Height mm 1470 1470 1470 1470 1470 1620 1620 1620 1620 1620 1860 1860 1860 1860 1860 1860 1860 1860
P – Depth mm 870 870 870 870 870 870 870 870 870 870 870 870 870 870 870 870 870 870
❻ Weight kg 510 525 540 565 595 920 960 995 1035 1045 1690 1730 1780 1820 1890 1960 2000 2070
SEASONAL ENERGY PERFORMANCE 245 250 260 270 290 2115 2130 2145 2165 2185 4180 4205 4235 4260 4290 4330 4360 4410
TXHEBY MODEL SEASONAL PERFORMANCE IN COOLING MODE
① Pdesignc (EN 14825) kW - - - - - - - - - - - - - - - 317,9 354 397,1
① SEER  (EN 14825) - - - - - - - - - - - - - - - 6,24 6,14 5,94
② ηs,c % - - - - - - - - - - - - - - - 247 242 234
TXHEBY MODEL SEASONAL PERFORMANCE IN HEATING MODE %
③ Pdesignh (EN 14825) kW 59 69 80 89 119 156 173 191 218 245 234 267 300 340 379 - - -
③ SCOP (EN 14825) 5,95 6,14 6,27 6,16 6,05 6,47 6,36 6,35 6,13 5,92 6,75 6,65 6,54 6,6 6,68 - - -
④ ηs % 230 238 243 238 234 251 247 246 237 229 262 258 253 256 259 - - -
Energy class A+++ A+++ - - - - - - - - - - - - - - - -
① Low temperature application (7°C)
  • Data at the following conditions:
  • ❶ Chilled water (user): 12/7℃ – Condenser water (disposal unit-source): 14/30°C. (Gross value)
  • ❷ Chilled water (user): 12/7℃ – Condenser water (disposal unit-source): 30/35℃
  • ❸ Chilled water output (user): 7℃, nominal flow rate – Condenser water output (recovery unit): 45℃, nominal flow rate.
  • ❹ Evaporator water (source): 10/7℃ – Hot water (utility): 40/45℃.
  • ❺ Total sound power level in dB(A) based on measurements carried out in accordance with regulation UNI EN-ISO 9614.
  • ❻ Empty weight
  • Performance according to EN 14511.
  • T.E.R.: Total efficiency ratio
  • ② Seasonal energy efficiency: low temperature cooling (EU Regulation 2016/2281)
  • ③ In Average climatic conditions, low temperature application (35℃)
  • ④ Seasonal energy efficiency: low temperature heating in Average climate (EU Regulations No.811/2013 and No.813/2013)
  • ④ Seasonal energy efficiency: low temperature heating in Average climate (EU Regulations No.811/2013 and No.813/2013)

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