172-65605M-14 (SQ2/SQ4/SQ6) 10 Dec 2019
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Specifications
Specifications of the unit are subject to change without notice for improvement.
Model
SQ2
SQ4
SQ6
Thermal Capability Class (No.)
200 kW
400 kW
600 kW
Heating Method
Steam/water shell & spiral tube indirect heating
Applicable Hot Water Supply Piping
Single pass/Recirculating (Separate equipment
required for circulating pump piping)
Water Piping Material
SUS304, SUS316, non-asbestos gaskets etc.
Compliant with Water Supply Act (in Japan)
Steam Piping Material
STPG370, FC250, non-asbestos gaskets etc.
Power Supply
AC single phase
Standard
models
100 V AC
50/60 Hz
1.5 A
100 V AC
50/60 Hz
1.7 A
100 V AC
50/60 Hz
1.7 A
Oceania
models
240 V AC
50 Hz
1.5 A
240 V AC
50 Hz
1.7 A
240 V AC
50 Hz
1.7 A
Temp. Setting Range
30 to 95
°
C
Allowable Temperature for Cold/Hot
Water Areas
Cold water side: 70
°
C
Hot water side: 110
°
C
Heat Exchanger PMA/TMA
1.0 MPaG/185
°
C
Maximum Operating Steam
Pressure
0.6
MPaG
Motive Air Supply Pressure for
Steam Control Valve
0.38
MPaG
0.38
MPaG
0.38
MPaG
Temperature Rise Preventing
Function
Cooling system featuring steam inlet solenoid
valve and circulating pump
Connec
tion
Cold/Hot Water
Inlet/Outlet
mm
25/25 Flanged* 50/50 Flanged* 50/50 Flanged*
Steam Inlet
mm
25 Flanged*
40 Flanged*
50 Flanged*
Condensate Outlet
mm
25 Flanged*
Installation Location
Indoors/Outdoors (only for standard models with
outdoor specifications)
(1 MPa =10.197 kg/cm
2
)
* Flanged connections: standard models: JIS10KFF; Oceania models: ASME Class 150 RF
Maximum Allowable Pressure (PMA) and Maximum Allowable Temperature (TMA)
(Pressure shell design conditions, not operating conditions.)
(1)
Maximum Allowable Pressure (PMA): The maximum allowable pressure for
pressurized parts.
・
Steam piping system: 1.0 MPaG
・
Water piping system: 1.0 MPaG
(2)
Maximum Allowable Temperature (TMA)
：
The maximum allowable temperature
for pressurized parts.
・
Steam piping system: 185
°
C
・
Water piping system: Cold water side: 70
°
C/Hot water side: 110
°
C
Disposal of the Unit
Install properly and DO NOT use this unit outside the recommended
operating pressure, temperature and other specification ranges.
Improper use may result in such hazards as damage to the unit or
malfunctions which may lead to serious accidents. Local regulations
may restrict the use of this unit to below the conditions quoted.
CAUTION
When disposing of this unit, disassemble and sort components in a
way that adheres to local regulations, while considering
environmental conservation, recycling and the pollution prevention.
CAUTION
