Key Electric Component Rating; 5-1.Hydro Unit - Toshiba HWT-601XWHM3W-ETR Service Manual

5

Key electric component rating

5-1. Hydro unit
HWT-601XWHM3W-E, HWT-601XWHT6W-E
No. Component name
1 Circulation pump
Backup heater 3 kW
2
3 Backup heater 6 kW
4 Backup heater 9 kW
Water heat exchange
temperature sensor
5
(TC sensor)
Water inlet temperature sensor
6
(TWI sensor)
Water outlet temperature sensor
7
(TWO sensor)
Heater outlet water temperature
sensor
8
(THO sensor)
Floor inlet temperature sensor
9
(TFI sensor)
Low pressure sensor
10
11 Bimetal thermostat (auto)
Bimetal thermostat (single
12
operation)
13 Flow sensor
14 Remote controller (Main)
Remote controller (Sub)
15
16 0 - 10 V Interface
Water 3-way valve terminal
17
18 Water 2-way valve terminal
Mixing valve terminal
19
Circulation pump terminal
20
21 Booster heater terminal
Fuse (Back up heater)
22
PC board (Main)
23
24 PC board (Sub)
O ······· Applied
OP ····· Optional accessory
Model name
Type name
M3W-E T6W-E
O O UPM 3K 15-75 130 AC230 V 0.58 A (MAX)
80176-1
O
O 80177-1
80178-1
O O
O O
O O
O O
O O
O O
O O
O O
O O VVX20
O O HWS-AMSU51-E
HWS-AMSU51-E
OP OP
OP OP HWS-IFAIP01U-E
O O
O O
O O
O O
O O
O O
O O MCC-1753
O O MCC-1755
31
AC230 V 3 kW
AC400 V (3N) 6 kW
AC400 V (3N) 9 kW
10 kΩ (25°C)
–
10 kΩ (25°C)
–
10 kΩ (25°C)
–
10 kΩ (25°C)
–
10 kΩ (25°C)
–
Operating pressure 0.20 MPa
–
– Operating temperature 75±3°C DC12 V 0.2 A
Operating temperature 95±5°C AC250 V 16 A
–
DC12 V 15 mA
AC230 V 0.1 A
–
2Wire, 3Wire SPST, SPDT type mountable
– AC230 V 0.1 A 2Wire type mountable
AC230 V 0.1 A
–
3Wire SPST, SPDT type mountable
AC230 V 1.0 A
–
– AC230 V 1.0 A
AC250 V 25 A
–
Rating