Web code: CFX01
EXP Multi-purpose Systems

Comby-Flow EXP

TXHEY 105÷112
Cooling capacity 5,5÷12,2 kW
Heating capacity 6,4÷13,7 kW

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

Features

Key features

Extremely compact multi-purpose units

Comby-Flow EXP

Description

Construction features

• Compressor: hermetic, rotary scroll type, complete with thermal protection.
• Primary side (user) and secondary side (recovery) heat exchanger and disposal unit: suitably insulated stainless steel plates, complete with antifreeze heater and water flow differential pressure switch.
• Control: microprocessor electronic control, iDRHOSS compatible with AdaptiveFunction logic.
• Condensing control: pressure switch valve and bypass solenoid valve.
• Structure: made of galvanised and painted steel plate with polyester powder coating, complete with soundproofed compressor.

Models

• TXHEY: EXPsystems unit.

PUMP set-up

• Primary side (user): pump unit complete with electric circulation pump, membrane expansion tank, safety valve, water drain valve, manual air vent valve and pressure gauge.
• Well/tower side (disposal unit): drain valve and vent valve. Internal valve for primary side system supply (user) from external network (disposal unit side: well or tower).
• Secondary side (recovery): pump unit complete with electric circulation pump, membrane expansion tank, safety valve, water fill and drain valve, manual air vent valve and pressure gauge.

Factory fitted accessories

• Digital input for double set-point
• 4-20mA analogue signal for shifting set-point.

Separately supplied accessories

• Buffer tank.
• Buffer tank connection pipes.
• Water filter.
• Rubber anti-vibration mounts.
• Antifreeze heater on the buffer tank.
• Remote keypad with display.
• Clock board.
• Interfaces for serial communication with other devices.
• Serial converter (RS485/USB).
• Rhoss supervisors for unit monitoring and remote management.

Technical data

TXHEY MODEL 105 107 109 112
COOLING OPERATIONS (AUTOMATIC 1 MODE)
Nominal cooling capacity kW 5,5 6,9 9,5 12,2
Absorbed power kW 1,74 2,27 2,99 3,82
E.E.R. 3,16 3,04 3,18 3,19
COOLING OPERATIONS + TOTAL RECOVERY (AUTOMATIC 2 MODE)
Nominal cooling capacity kW 4,7 6 7,9 9,9
Recovery heating capacity kW 6,7 8,6 11,2 14,4
T.E.R. 5,79 5,28 5,53 5,26
HEATING OPERATIONS (MODE SELECT 1-2 AUTOMATIC 3)
Nominal heating capacity kW 6,4 8,1 10,6 13,7
Heating capacity kW 7,3 9,5 12,4 14,7
Absorbed power kW 2,2 3,1 3,8 4,7
C.O.P. 2,91 2,64 2,81 2,95
TXHEY MODEL
Sound pressure dB(A) 49 51 51 53
Scroll compressors/steps n. 1/1 1/1 1/1 1/1
Circuits no. 1 1 1 1
KA buffer tank water content l 20 20 30 30
Available nominal head of pump on main heat exchanger kPa 47 54,7 82,2 78,2
Available nominal head on secondary recovery heat exchanger kPa 32,4 42,4 72,1 66,7
Electrical supply V-ph-Hz 230-1-50 230-1-50 / 400-3+N-50 230-1-50 / 400-3+N-50 230-1-50 / 400-3+N-50
DIMENSIONS AND WEIGHTS 105 107 109 112
L – Width mm 585 585 660 660
H – TXHEY P height mm 535 535 535 535
H – TXHEY P + KA height mm 855 855 855 855
P – Depth mm 520 520 560 560
TXHEY Weight kg 112 118 122 130
KA Weight kg 38 38 43 43
SEASONAL ENERGY PERFORMANCE 105 107 109 112
TXHEY MODEL SEASONAL PERFORMANCE IN HEATING MODE
Pdesignh (EN 14825) kW 9 12 15 18
SCOP (EN 14825) 4,56 5,08 4,97 4,77
ηs % 174 195 191 183
Energy class A++ A+++ A+++ A+++
  • Data at the following conditions:
  • Chilled water: 12/7°C – Condenser water: 30/35°C
  • Chilled water: 12/7°C – Recovery water: 40/45℃.
  • Hot water: 40/45°C. Evaporator water: 10/7°C.
  • Hot water: 30/35°C. Evaporator water: 10/7°C.
  • In open field (Q = 2) at 1 m from the unit.
  • Performance according to EN 14511.
  • T.E.R.: Total efficiency ratio
  • KA = buffer tank.
  • KTC = connecting pipe.
  • In Average climatic conditions, low temperature application (35°C)
  • Seasonal energy efficiency: low temperature heating in Average climate (EU Regulations No.811/2013 and No.813/2013)

Manuals

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Technical notes

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Documents

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Images

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