Toshiba HWS-1402H-E Heat Pump User Manual


 
35
Toshiba
8 Operational Description
This chapter describes the working circuit and control of Air to Water Heat Pump about the following operations.
Item
Page
8-1
Basic Operation
1)Operation control
2)Hot water supply operation
3)Heating operation
4)Cooling operation
36-38
8-2
Operation Mode and Control Method
1)Hot water supply operation
2)Heating operation
3)Cooling operation
4)Simultaneous operation of “hot water supply" and "heating”
5)Simultaneous operation of “how water supply" and "cooling”
6)Boiler-assisted heating operation
7)HOT WATER BOOST operation
8)Anti bacteria
9)Night setback operation
10) FROST PROTECTION operation
11) AUTO operation
12) Nighttime low-noise operation
39-47
8-3
Hydro Unit Control
1)Capacity control (compressor, high-temperature release, low-temperature release)
2)Heater control
3)Circulation pump control
4)Flow switch control
5)Mixing valve control (2-temperature heating control)
6)Q-H characteristics of hydro unit
7)Automatic restart control
8)Piping anti-freezing control
48-56
8-4
Outdoor Unit Control
1)PMV (Electronic control valve) control
2)Outlet temperature release control
3)Current release control
4)Current releases shift control
5)Outdoor fan control
6)Defrosting control
7)Winding heating control
8)Continued operation prevention under short-circuit conditions
9)Overcurrent protection control
57-63
+00A09-002_01EN_SVM_ALL_Air_to_Water.book Page 35 Monday, October 5, 2009 2:09 PM