Toshiba ESTIA R32 HWT-401HW-E User manual

APPENDIX R32
VERSION 1.0
Manual for
ESTIA air-to water heat pump

ESTIA R410A & R32
Overview
P nom. (kW) 4 6 8 11 14 16
ESTIA R32
ALL-IN-ONE
1-Ph 1-Ph 1-Ph LI 1-Ph LI 1-Ph LI
ESTIA R32
Split
Hydrobox
1-Ph 1-Ph 1-Ph LI 1-Ph LI 1-Ph LI
ESTIA R410A
Series 5
Standard
3-Ph 1-Ph/
3-Ph
3-Ph
ESTIA R410A
Series 5
HiPower
1-Ph/
3-Ph
1-Ph/
3-Ph
3-Ph
LI = Liquid Injection Compressor
R32
R32
R32
R32

ESTIA R410A & R32
Overview
P nom. (kW) 4 6 8 11 14 16
ESTIA R32
ALL-IN-ONE
1-Ph 1-Ph 1-Ph LI 1-Ph LI 1-Ph LI
ESTIA R32
Split
Hydrobox
1-Ph 1-Ph 1-Ph LI 1-Ph LI 1-Ph LI
ESTIA R410A
Series 5
Standard
3-Ph 1-Ph/
3-Ph
3-Ph
ESTIA R410A
Series 5
HiPower
1-Ph/
3-Ph
1-Ph/
3-Ph
3-Ph
LI = Liquid Injection Compressor


4 kW 6 kW 8 kW 11 kW
6 kW 6 kW 11 kW 11 kW
Hydrobox AIO Hydrobox AIO
1 zone
2 zones
1 zone
2 zones
3 kW / 6 kW
3 kW / 6 kW
6 kW / 9 kW
3 kW / 6 kW
ESTIA R32
New R32 line-up – Made in Europe

ESTIA R32
Types & models
Outdoor unit P nom. (h) kW E-connection
HWT-401HW-E 4.00 1-Ph
HWT-601HW-E 6.00 1-Ph
HWT-801HW-E 8.00 1-Ph
HWT-1101HW-E 11.20 1-Ph
Standard Hydrobox Backup heater / zone Fits:
HWT-601XWHM3W-E 3 kW / 2 zones HWT-401, 601
HWT-601XWHT6W-E 6 kW / 2 zones HWT-401, 601
HWT-1101XWHT6W-E 6 kW / 2 zones HWT-801, 1101
HWT-1101XWHT9W-E 9 kW / 2 zones HWT-801, 1101
AIO – All In One Backup heater / zone Fits:
HWT-601F21SM3W-E 3 kW / 1 zone HWT-401, 601
HWT-601F21ST6W-E 6 kW / 1 zone HWT-401, 601
HWT-1101F21ST6W-E 6 kW / 1 zone HWT-801, 1101
HWT-1101F21MT6W-E 6 kW / 2 zones HWT-801, 1101
HWT-1101F21ST9W-E 9 kW / 1 zone HWT-801, 1101
HWT-1101F21MT9W-E 9 kW / 2 zones HWT-801, 1101

APPENDIX R32
MANUAL FOR ESTIA AIR-TO WATER HEAT PUMP
Version 1.0
Summary of the most important data from the original TOSHIBA manuals.
Publisher:
AIR-COND International GmbH
Haushamer Straße 2, 8054 Graz-Seiersberg © November 2021
No liability is assumed for misprints.
Reproduction only permitted with express approval!
This summary in no way replaces the original technical manuals from TOSHIBA!

DESIGN OF THE HEATING/COOLING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
HYDRAULIC SCHEMATA EXAMPLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
ELECTRICAL CONNECTION SCHEMATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
REFRIGERANT PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
TABLE OF CONTENTS

HWT-401HW-E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
HEATING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
COOLING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
HWT-601HW-E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
HEATING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
COOLING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
HWT-801H(R)W-E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
HEATING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
COOLING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
HWT-1101H(R)W-E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
HEATING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
COOLING CAPACITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
OVERVIEW OF DESIGNS

Outdoor unit HWT-401HW-E
Hydrobox HWT-601XWH**W-E
All-in-One HWT-601F21S**W-E
Nominal heating capacity and nominal power consumption
Nominal conditions
VLT=35°C
dT= 5°C
Power kW 4.0
Power consumption kW 0.77
Coefficient of performance
(COP) W/W 5.20
Nominal flow rate l/min 11.6
▪Heating capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Heating capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C) RH85%
VLT: Supply water temperature (°C)
dT: Temperature difference (°C)
Supply water temperature - water return temperature
10 I TOSHIBA10 I TOSHIBA
HWT-401HW-E NOMINAL HEATING CAPACITY

TOSHIBA I 11TOSHIBA I 11
Maximum heating capacity and power consumption
HWT-401HW-E
Power (kW) VLT (°C)
30 35 40 45 50 55
TO (°C)
-20 3.22 3.10 2.98 -- -- --
-15 3.91 3.73 3.55 3.37 -- --
-10 4.57 4.40 4.23 4.06 3.90 --
-7 4.96 4.80 4.64 4.48 4.40 4.31
-2 5.89 5.70 5.51 5.32 5.15 4.98
2 6.64 6.42 6.21 5.99 5.76 5.52
7 7.39 7.25 7.11 6.97 6.74 6.51
10 8.11 7.95 7.80 7.64 7.41 7.18
12 8.53 8.42 8.26 8.09 7.86 7.62
15 8.76 8.63 8.47 8.31 8.05 7.79
20 9.13 8.98 8.83 8.67 8.37 8.06
Power
consumption (kW)
VLT (°C)
30 35 40 45 50 55
TO (°C)
-20 1.22 1.32 1.42 -- -- --
-15 1.32 1.41 1.51 1.60 -- --
-10 1.38 1.46 1.56 1.69 1.85 --
-7 1.37 1.49 1.61 1.73 1.88 2.03
-2 1.37 1.51 1.65 1.79 1.95 2.11
2 1.37 1.52 1.68 1.83 2.00 2.17
7 1.33 1.49 1.66 1.82 1.99 2.15
10 1.31 1.48 1.66 1.83 2.00 2.17
12 1.31 1.48 1.66 1.84 2.02 2.19
15 1.31 1.48 1.66 1.84 2.02 2.19
20 1.31 1.48 1.67 1.85 2.02 2.18
Coefficient of perfor-
mance (COP)
VLT (°C)
30 35 40 45 50 55
TO (°C)
-20 2.64 2.35 2.10 -- -- --
-15 2.97 2.65 2.36 2.11 -- --
-10 3.30 3.01 2.71 2.41 2.11 --
-7 3.62 3.22 2.88 2.59 2.34 2.12
-2 4.31 3.78 3.35 2.98 2.65 2.36
2 4.86 4.22 3.70 3.27 2.88 2.54
7 5.58 4.87 4.30 3.83 3.40 3.03
10 6.19 5.36 4.70 4.17 3.70 3.30
12 6.51 5.69 4.97 4.40 3.90 3.48
15 6.68 5.83 5.10 4.51 3.99 3.56
20 6.97 6.07 5.30 4.69 4.15 3.70
▪Heating capacity and power consumption at maximum heating capacity
▪Heating capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Heating capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
HWT-401HW-E NOMINAL HEATING CAPACITY

Outdoor unit HWT-401HW-E
Hydrobox HWT-601XWH**W-E
All-in-One HWT-601F21S**W-E
Nominal cooling capacity and nominal power consumption
Nominal conditions
VLT=7°C
dT=5°C
Power kW 4.0
Power consumption kW 1.16
EER W/W 3.45
Nominal flow rate l/min 11.5
▪Nominal cooling capacity and nominal power consumption relate to the nominal speed of the compressor
▪Power consumption without water pump
▪Cooling capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
dT: Temperature difference (°C)
Water return temperature - supply water temperature
12 I TOSHIBA12 I TOSHIBA
HWT-401HW-E NOMINAL COOLING CAPACITY

TOSHIBA I 13TOSHIBA I 13
Cooling capacity and power consumption
HWT-401HW-E
Power (kW) VLT (°C)
7 10 13 15 18
TO (°C)
20 5.47 5.86 6.24 6.62 7.19
27 5.13 5.56 5.98 6.31 6.79
30 4.98 5.43 5.87 6.17 6.62
35 4.74 5.22 5.69 5.95 6.34
40 4.00 4.58 5.16 5.44 5.87
43 3.56 4.20 4.84 5.14 5.59
Power
consumption (kW)
VLT (°C)
7 10 13 15 18
TO (°C)
20 1.03 1.11 1.18 1.16 1.13
27 1.20 1.25 1.30 1.29 1.28
30 1.27 1.31 1.35 1.35 1.34
35 1.39 1.41 1.43 1.44 1.45
40 1.51 1.54 1.57 1.58 1.59
43 1.58 1.62 1.65 1.66 1.68
Coefficient of performance
(COP)
VLT (°C)
7 10 13 15 18
TO (°C)
20 5.31 5.30 5.29 5.71 6.36
27 4.28 4.45 4.61 4.89 5.31
30 3.92 4.15 4.36 4.59 4.93
35 3.41 3.70 3.98 4.14 4.37
40 2.65 2.98 3.29 3.45 3.68
43 2.25 2.60 2.93 3.09 3.33
▪Cooling capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Cooling capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
HWT-401HW-E NOMINAL COOLING CAPACITY

14 I TOSHIBA14 I TOSHIBA
Outdoor unit HWT-601HW-E
Hydrobox HWT-601XWH**W-E
All-in-One HWT-601F21S**W-E
Nominal heating capacity and nominal power consumption
Nominal conditions
VLT=35°C
dT= 5°C
Power kW 6.0
Power consumption kW 1.25
Coefficient of performance
(COP) W/W 4.80
Nominal flow rate l/min 17.3
▪Heating capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Heating capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
dT: Temperature difference (°C)
Supply water temperature - water return temperature
HWT-601HW-E NOMINAL HEATING CAPACITY

TOSHIBA I 15TOSHIBA I 15
Maximum heating capacity and power consumption
HWT-601HW-E
Power (kW) VLT (°C)
30 35 40 45 50 55
TO (°C)
-20 4.13 4.03 3.93 -- -- --
-15 5.11 4.75 4.39 4.03 -- --
-10 5.79 5.57 5.35 5.14 4.92 --
-7 6.19 6.06 5.93 5.80 5.61 5.42
-2 5.89 5.70 5.51 5.32 5.56 5.80
2 6.64 6.42 6.21 5.99 6.05 6.10
7 7.39 7.25 7.11 6.97 7.25 7.53
10 8.11 7.95 7.80 7.64 7.82 8.00
12 8.53 8.42 8.26 8.09 8.20 8.31
15 8.76 8.63 8.47 8.31 8.26 8.22
20 9.13 8.98 8.83 8.67 8.37 8.06
Power
consumption (kW)
VLT (°C)
30 35 40 45 50 55
TO (°C)
-20 1.58 1.73 1.88 -- -- --
-15 1.77 1.79 1.82 1.84 -- --
-10 1.81 1.89 1.99 2.11 2.26 --
-7 1.79 1.95 2.10 2.25 2.46 2.66
-2 1.37 1.51 1.65 1.79 2.18 2.58
2 1.37 1.52 1.68 1.83 2.18 2.52
7 1.33 1.49 1.66 1.82 2.22 2.61
10 1.31 1.48 1.66 1.83 2.22 2.60
12 1.31 1.48 1.66 1.84 2.22 2.59
15 1.31 1.48 1.66 1.84 2.14 2.44
20 1.31 1.48 1.67 1.85 2.02 2.18
Coefficient of perfor-
mance (COP)
VLT (°C)
30 35 40 45 50 55
TO (°C)
-20 2.61 2.33 2.09 -- -- --
-15 2.90 2.65 2.42 2.19 -- --
-10 3.20 2.94 2.69 2.43 2.18 --
-7 3.45 3.12 2.83 2.58 2.29 2.04
-2 4.31 3.78 3.35 2.98 2.55 2.25
2 4.86 4.22 3.70 3.27 2.78 2.42
7 5.58 4.87 4.30 3.83 3.27 2.89
10 6.19 5.36 4.70 4.17 3.53 3.08
12 6.51 5.69 4.97 4.40 3.70 3.21
15 6.68 5.83 5.10 4.51 3.86 3.37
20 6.97 6.07 5.30 4.69 4.15 3.70
▪Heating capacity and power consumption at maximum heating capacity
▪Heating capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Heating capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
HWT-601HW-E NOMINAL HEATING CAPACITY

16 I TOSHIBA16 I TOSHIBA
Outdoor unit HWT-601HW-E
Hydrobox HWT-601XWH**W-E
All-in-One HWT-601F21S**W-E
Nominal cooling capacity and nominal power consumption
Nominal conditions
VLT=7°C
dT=5°C
Power kW 5.0
Power consumption kW 1.52
EER W/W 3.30
Nominal flow rate l/min 14.3
▪Nominal cooling capacity and nominal power consumption relate to the nominal speed of the compressor
▪Power consumption without water pump
▪Cooling capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
dT: Temperature difference (°C)
Water return temperature - supply water temperature
HWT-601HW-E NOMINAL COOLING CAPACITY

TOSHIBA I 17TOSHIBA I 17
Cooling capacity and power consumption
HWT-601HW-E
Power (kW) VLT (°C)
7 10 13 15 18
TO (°C)
20 5.72 6.18 6.63 6.98 7.51
27 5.54 6.06 6.57 6.88 7.33
30 5.46 6.01 6.55 6.83 7.25
35 5.33 5.92 6.51 6.75 7.12
40 4.81 5.42 6.04 6.26 6.60
43 4.49 5.12 5.75 5.97 6.29
Power
consumption (kW)
VLT (°C)
7 10 13 15 18
TO (°C)
20 1.12 1.17 1.21 1.22 1.23
27 1.40 1.44 1.48 1.49 1.51
30 1.52 1.56 1.59 1.60 1.62
35 1.72 1.75 1.78 1.80 1.82
40 1.86 1.90 1.94 1.95 1.97
43 1.94 1.99 2.03 2.04 2.06
Coefficient of performance
(COP)
VLT (°C)
7 10 13 15 18
TO (°C)
20 5.11 5.30 5.48 5.73 6.11
27 3.96 4.21 4.45 4.62 4.87
30 3.59 3.86 4.12 4.26 4.47
35 3.10 3.38 3.66 3.76 3.91
40 2.59 2.86 3.12 3.21 3.35
43 2.31 2.58 2.83 2.92 3.05
▪Nominal cooling capacity and nominal power consumption relate to the nominal speed of the compressor
▪Power consumption without water pump
▪Cooling capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
HWT-601HW-E NOMINAL COOLING CAPACITY

18 I TOSHIBA18 I TOSHIBA
Outdoor unit HWT-801H(R)W-E
Hydrobox HWT-1101XWH**W-E
All-in-One HWT-1101F21S***W-E
Nominal heating capacity and nominal power consumption
Nominal conditions
VLT=35°C
dT= 5°C
Power kW 8.0
Power consumption kW 1.54
Coefficient of performance
(COP) W/W 5.19
Nominal flow rate l/min 23.1
▪Heating capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Heating capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
dT: Temperature difference (°C)
Supply water temperature - water return temperature
HWT-801H(R)W-E NOMINAL HEATING CAPACITY

TOSHIBA I 19TOSHIBA I 19
Maximum heating capacity and power consumption
HWT-801H(R)W-E
Power (kW) VLT (°C)
30 35 40 45 50 55 60 65
TO (°C)
-25 4.37 4.43 4.49 4.55 4.61 4.67 4.51 --
-20 5.40 5.45 5.50 5.27 5.54 5.54 5.31 --
-15 6.42 6.46 6.50 6.54 6.48 6.41 6.10 --
-10 7.60 7.49 7.47 7.45 7.23 7.00 6.67 --
-7 8.30 8.11 8.06 8.00 7.68 7.35 7.01 --
-2 9.35 9.24 9.20 9.15 8.97 8.79 7.78 --
2 10.50 10.30 10.28 10.26 9.88 9.50 8.40 --
7 12.39 11.90 11.83 11.75 10.86 9.96 9.07 5.08
10 13.02 12.57 12.46 12.36 11.56 10.76 9.96 5.09
12 13.44 13.01 12.89 12.77 12.03 11.29 10.55 5.09
15 13.69 13.22 13.04 12.87 12.11 11.36 10.60 5.08
20 14.10 13.57 13.30 13.03 12.25 11.47 10.69 5.06
Power
consumption (kW)
VLT (°C)
30 35 40 45 50 55 60 65
TO (°C)
-25 1.99 2.22 2.45 2.68 2.98 3.27 3.21 --
-20 2.14 2.41 2.68 2.83 3.15 3.36 3.41 --
-15 2.30 2.60 2.91 3.21 3.33 3.44 3.61 --
-10 2.55 2.78 3.04 3.31 3.43 3.54 3.67 --
-7 2.70 2.88 3.13 3.37 3.49 3.60 3.71 --
-2 2.48 2.71 2.99 3.26 3.46 3.65 3.61 --
2 2.57 2.77 3.08 3.38 3.47 3.56 3.53 --
7 2.41 2.62 3.01 3.39 3.43 3.47 3.51 2.19
10 2.42 2.63 3.00 3.38 3.42 3.47 3.52 2.06
12 2.42 2.63 3.00 3.37 3.42 3.47 3.52 1.98
15 2.42 2.63 3.01 3.39 3.42 3.46 3.49 1.90
20 2.42 2.62 3.02 3.42 3.43 3.44 3.45 1.76
Coefficient of perfor-
mance (COP)
VLT (°C)
30 35 40 45 50 55 60 65
TO (°C)
-25 2.20 2.00 1.83 1.70 1.55 1.43 1.40 --
-20 2.52 2.26 2.05 1.86 1.76 1.65 1.56 --
-15 2.80 2.48 2.24 2.04 1.95 1.86 1.69 --
-10 2.98 2.70 2.46 2.25 2.11 1.98 1.82 --
-7 3.07 2.82 2.58 2.37 2.20 2.04 1.89 --
-2 3.78 3.41 3.08 2.81 2.60 2.41 2.16 --
2 4.08 3.72 3.34 3.04 2.85 2.67 2.38 --
7 5.14 4.54 3.94 3.47 3.16 2.87 2.58 2.32
10 5.39 4.79 4.15 3.66 3.38 3.10 2.83 2.46
12 5.55 4.95 4.30 3.79 3.52 3.25 3.00 2.57
15 5.66 5.03 4.34 3.80 3.54 3.28 3.03 2.68
20 5.84 5.18 4.40 3.81 3.57 3.33 3.10 2.88
▪Heating capacity and power consumption at maximum heating capacity
▪Heating capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Heating capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
HWT-801H(R)W-E NOMINAL HEATING CAPACITY

20 I TOSHIBA20 I TOSHIBA
Outdoor unit HWT-801H(R)W-E
Hydrobox HWT-1101XWH**W-E
All-in-One HWT-1101F21S***W-E
Nominal cooling capacity and nominal power consumption
Nominal conditions
VLT=7°C
dT=5°C
Power kW 6.0
Power consumption kW 1.88
EER W/W 3.20
Nominal flow rate l/min 17.2
▪Cooling capacity and power consumption at maximum compressor speed
▪Power consumption without water pump
▪Cooling capacity and power consumption are measured according to EN 14511
TO: Outdoor temperature (TK°C)
VLT: Supply water temperature (°C)
dT: Temperature difference (°C)
Water return temperature - supply water temperature
HWT-801H(R)W-E NOMINAL COOLING CAPACITY