TOSHIBA ESTIA R32 Split Hydrobox 8 Heat Pump Product Overview

Product Overview

The TOSHIBA ESTIA R32 Split Hydrobox 8 is an advanced air-to-water heat pump system designed for both heating and cooling applications. It provides leaving water temperatures up to +65°C and is available in a capacity range from 4 to 14 kW. This versatile system is suitable for various applications including hot water tanks, fan coils, radiators, and underfloor heating, offering efficient and reliable performance.

Key Features and Benefits

Highlights

Energy Efficiency: Achieves A+++ energy efficiency.
Wide Operating Range: Operates down to -25°C outdoor temperature.
Reliable Operation: Functions without a backup heater up to the standard outside temperature.

Attractive and Economical

Highest energy efficiency (A+++) and COP efficiency up to 5.20.
Low investment, installation, and operating costs.
Particularly high efficiency in the partial load range with compressor control from 10 to 100%.
Suitable for monovalent heating and domestic hot water preparation.
EHPA and KEYMARK certified performance and quality.
Master/slave control for up to 8 ESTIA systems.
Features 'Japan-designed & Europe-manufactured' quality.

Resource-saving

Inverter control minimizes power requirements.
Low-GWP refrigerant R32 pre-filled.
Utilizes air as an energy source in heating mode.
Includes a 'Night Operation' whisper mode for reduced noise.

Easy Selection, Installation & Commissioning

'ESTIA Selection Tool' software supports selection and calculates cost savings.
Compact and lightweight indoor units.
Compact and quiet single-fan outdoor units.
Small amount of refrigerant, below the EN378 minimum limit.
'DynaKit' Startup Tool for easy commissioning via preconfiguration.

Convenient Operation

Control unit integrated in the hydrobox.
Additional (2nd) remote control available as an option.
Integrated 2-zone temperature control.
Automatic restart after a power failure.
Optional WiFi control via smartphone APP.
Weekly timer function.
Frost protection function.
Hot water boost function.
Night set-back function.
Screed heating program.

Technical Details

DC hybrid inverter technology.
Twin-rotary compressor.
Liquid-Injection (8, 11, 14 kW models).
Piping length up to 30 m.
Leaving water temperature up to +65°C (8, 11, 14 kW models).
6-stage A-class water pump.
Digital IN/OUT functions as standard.
Smart Grid Onboard.
Control options: Modbus, KNX, 0-10 Volts, WiFi.

Outdoor Unit Specifications (HWT-801HW-E)

Parameter	Value	Unit
Heating capacity @ A+7/W+35 (nom.)	8.00	kW
Power consumption @ A+7/W+35 (nom.)	1.54	kW
Energy efficiency COP @ A+7/W+35 (nom.)	5.19	W/W
Heating capacity @ A+2/W+35 (max.)	10.30	kW
Power consumption @ A+2/W+35 (max.)	2.77	kW
Energy efficiency COP @ A+2/W+35 (max.)	3.72	W/W
Energy efficiency class	A+++
Seasonal space heating efficiency (ηs), low temperature (35 °C), average climate	182	%
Cooling capacity @ A+35/W+7 (nom.)	6.00	kW
Power consumption @ A+35/W+7 (nom.)	1.88	kW
Energy efficiency EER @ A+35/W+7 (nom.)	3.20	W/W
Compressor type	Twin-Rotary w/inj
Power supply	220-230/1/50	V/Ph+N/Hz
Running current (max.)	19.98	A
Current consumption (nom.)	7.05	A
Current consumption (max.)	19.98	A
Starting current	Softstart	A
Recommended power supply line type	H07RN-F 3G4,0
Recommended fusing	20	A
Communication line	H07RN-F 4G1,5
Outdoor temperature operating range (min.-max.) - Heating	-25/+25	°C
Outdoor temperature operating range (min.-max.) - Cooling	+10/+43	°C
Liquid pipe diameter	6.3 (1/4)	mm (inch)
Suction gas pipe diameter	15.9 (5/8)	mm (inch)
Pipe length (min.)	5	m
Pipe length (max.)	30	m
Height difference (max.)	30	m
Sound pressure level (low/med/high) - Heating	51	dB(A)
Sound pressure level (low/med/high) - Cooling	50	dB(A)
Sound power level - Heating	63	dB(A)
Sound power level - Cooling	62	dB(A)
Sound pressure level (night operation) - Heating	46	dB(A)
Sound power level (night operation) - Heating	58	dB(A)
Sound power level (night operation) - Cooling	58	dB(A)
Refrigerant	R32
Refrigerant charge	1.25	kg
CO2 equivalent	0.844	t
Pre-charged up to	8	m
Dimensions (HxWxD)	1050 x 1010 x 370	mm
Weight	75	kg

Indoor Unit Specifications (HWT-1101XWHT9W-E)

Parameter	Value	Unit
Supply water temperature (min.-max.) - Heating	20/65	°C
Supply water temperature (min.-max.) - Cooling	7/25	°C
Compatible outdoor units	801/1101
Backup heater, capacity	9	kW
Backup heater, connection	380-400/3+N/50	Ph+N
Backup heater, recommend fusing	3x 16	A
Water pump	Variable speed centrifugal pump
Water flow rate (min.)	0.78	m³/h
Water pump, power consumption (max.)	0.060	kW
Water pump, energy efficiency class	EEI
Water pump, discharge head (max.)	7.2	m
Expansion vessel	8	L
Water connection (inlet/outlet)	1	Inch
Sound pressure level (low/med/high) - Heating	28	dB(A)
Sound pressure level (low/med/high) - Cooling	28	dB(A)
Sound power level - Heating	40	dB(A)
Sound power level - Cooling	40	dB(A)
Dimensions (HxWxD)	720 x 450 x 235	mm
Weight	27	kg

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