Liquid Automatic Changeover Devices
φ17069275

Width*LAX-20C

Height8655

235〜253

φ170

f RIZER Type S*Control Panel Incorporated.

* LAX-20C : 107

LAX-20C-R : 118.5

Accessories

Speciﬁcations
Spring Washer×12
Nut×4

M12 Bolt×8

Insert Ball for
φ6 Copper Pipe×2

1/4 B
Tube End Plug×1

Gas Type
Maximum Flow Rate
Changeover Pressure
Changeover Operating Pressure Allowance

LAX-20C-R

Required Inlet Pressure（Minimum Pressure at Reserve Side）

LPG(Liquid LPG）
300kg/h0.05〜0.15MPa±0.01MPa（Changeover Pressure +△P）〜 1.56MPa
The values for △P are shown below ;; Flow Rate(kg/h）Connection

Equivalent to JIS20K20A Flange

ModelItems
Vaporisation Capacity（LPG）
Heat Source

Speciﬁcations

With Signal
Transmitting Function

Depth

External Dimensions

Electrical Heating Type Vaporisers

Heater Capacity

Rated Voltage
Hot Water Control Temprature
Hot Water Superheat Prevention
Liquid Carryover Protection
Working Pressure for Safety Valve
Inlet Pressure
Liquid Inlet Flange
Connection
Gas Outlet Flange
WidthExternal
Depth
Dimensions
Height

S-50

S-100

S-150

S-200

S-300

50kg/h100kg/h

150kg/h

200kg/h

300kg/h

7.5kW

15kW

22.5kW30kW

45kW

220/380/440V 3-Phase
60〜75℃（70℃ Set Point）
80℃
By means of Float Valve
1.80MPa
0.10〜1.56MPa
Equivalent to JIS 20K20A
Equivalent to JIS 20K25A
Equivalent to JIS 20K20A
420mm
570mm
1115mm

420mm
570mm
1183mm

480mm
630mm
1253mm

580mm
740mm
1215mm

580mm
740mm
1315mmExternal Dimensions

Height

Depth

○○○

Width

*LAX-20B* LAX-20B :107

LAX-20B-R :157

Accessories

f RIZER ITOS

1/4B Tube End Plug×1

Insert Ball for
φ6 Copper Pipe×2

20A Cap Flange×1

M12 Bolt×4

Spring Washer×4
Nut×4

20A Flange Gasket×1

Speciﬁcations

LAX-20B-R
With Signal
Transmitting Function

109

Required Inlet Pressure(Minimum Puressure at Reserve Side)
Connection

ModelItems
Vaporisation Capacity（LPG）

Speciﬁcations
Gas Type
Maximum Flow Rate
Changeover Pressure
Changeover Operating Pressure Allowance*Control Panel Incorporated.

LPG（Liquid LPG）
300kg/h0.05〜0.15MPa±0.01MPa（Changeover Pressure +△P）〜 1.56MPa
The values for △P are shown below ;; Flow Rate(kg)/h

JIS20K20A Flange

Heater Capacity
Heat Source

Rated Voltage

ITOS-30

ITOS-50

ITOS-100

ITOS-150

ITOS-200

ITOS-300

30kg/h

50kg/h100kg/h

150kg/h

200kg/h

300kg/h4.5kW

7.5kW

15kW

22.5kW

30kW

45kW

220V Single-Phase
220/380/440V 3-Phase

60〜80℃（75℃ Set Point）

Hot Water Control Temprature

85℃

Hot Water Superheat Prevention

By means of Float Valve

Liquid Carryover Protection

1.75MPa

Working Pressure for Safety Valve0.10〜1.60MPa

Inlet Pressure
Connection

220/380/440V 3-Phase

Liquid Inlet Flange
Gas Outlet Flange

DN20（PN25）
DN20（PN25）

DN25（PN25）
DN25（PN25）

110

Air Heating Type Vaporiser SR-SK Range
for LPG Bulk Supply System

ecoRizer

Model

SR-50ASK

Nominal Vaporising Ability
Propane50kg/hAtmospheric Temperature≧ -5℃

Outlet Gas Temperature≧ -10℃

Nominal Continuous Operating Time*

0.15〜1.56MPa

Outlet Pressure

0.06〜0.10MPa

Liquid Carryover Protection
Working Pressure for
Safety Valve*Long ﬁn type, SR-WL is also available,
which a minimal space requires.

≦ 0.96MPa
Temperature Sensing Shut-Oﬀ(-20℃ Set Point )0.96MPa

Liquid Inlet

JIS 20K15A Flange

Gas Outlet

JIS 20K20A Flange

External Dimensions
WidthModel

SR-100BSK

Nominal Vaporising Ability
Propane100kg/hAtmospheric Temperature≧-5℃

Outlet Gas Temperature≧-10℃

Nominal Continuous Operating Time*10hours

Inlet Pressure

0.15〜1.56MPa

Service SideOutlet
Pressure Reserve Side

0.09〜0.11MPa

Liquid Carryover Protection
Working Pressure for
Safety Valve

HeightDepth

Gas Outlet*Only the models which have 800kg/h or more capacity have a separate superheating section.

0.06〜0.08MPa≦ 0.96MPa
Temperature Sensing Shut-Oﬀ（-20℃ Set Point）
0.96MPa

Control Box
Liquid Inlet

Speciﬁcations

Liquid Inlet

JIS 20K15A Flange

Model

Gas Outlet

JIS 20K25A Flange

Nominal Vaporising Ability
Propane, kg/h

*Declared at being around 1m/sec. of wind speed.

Atmospheric Temperature≧Nominal Continuous Operating Time*≦5hours

Model

SR-200ASK
200kg/hAtmospheric Temperature≧- 5℃

Outlet Gas Temperature≧-10℃

Liquid Carryover Protection

10hours

Working Pressure for Safety Valve

Inlet Pressure

Service SideOutlet
Pressure Reserve Side
Lockup Pressure
Liquid Carryover Protection
Working Pressure for
Safety Valve0.15〜1.56MPa
0.09〜0.11MPa
0.06〜0.08MPa≦0.96MPa
Temperature Sensing Shut-Oﬀ（- 20℃ Set Point）
0.96MPa

Liquid Inlet

JIS 20K15A Flange

Gas Outlet

JIS 20K40A Flange≧Outlet Gas Temperature
Nominal Vaporising Ability
PropaneNominal Continuous Operating Time**Superheating Section

Liquid Vaporisation Section*Declared at being around 1m/sec. of wind speed.

Lockup Pressure

ecoRizer4hours

Inlet Pressure
Lockup Pressure

Air Heating Type Vaporiser SR-W Range

Inlet pressure
Outlet Pressure

Service Side
Reserve Side

Liquid Inlet

JIS20K20A Flange
JIS20K Flange

Gas Outlet
External
Dimensions(mm)Temperature Sensing Shut-Oﬀ（- 20℃ Set Point）

WidthDepthHeight*Declared at being around 1m/sec. of wind speed. This vaporising ability is greatly aﬀected by various factors.
Please feel free to ask us for further information.

*Declared at being around 1m/sec. of wind speed.

111112

Double Stage Regulators for Bulk Tanks(with Excess Flow Valves)

Bulk Tank Supply Systems
170T

Range Speciﬁcation

Inlet Pressure

Reset Left/Right (Customer Option)

Vaporising Method

170T

Capacity

Supply Method Low Pressure Line

Vaporising Method

CodeCodeCapacity(Regulator or Vaporiser)

Outlet Pressure

Lockup Pressure ≦Reset Left/Right (Customer Option)

Inlet

Natural Vaporisation

Inlet

Inlet

Rc1/4

Rc1/2

OutletOutletOutletRc3/4Union

Rc3/4Union

Rc3/4UnionFor Underground Tank
Model

Hot Water Circulating Vaporiser*The numbers show the vaporising ability.
h,h,General TypeAir Heating Type Vaporiser

Multifunctional TypeForced Vaporisation-BK

Hot Water Circulating Vaporiser*The numbers show the vaporising ability.
h,h,Electrical Heating Type Vaporiser

Supply Method
Simpliﬁed Type

Dual Vaporisation-BK

CodeCode

Double Stage Regulator

Inc. Leakage Detecting System

Inlet

Inlet

Rc1/2

Rc3/4

OutletOutletRc1Union

Rc1 1/4Union

First Stage Regulators for Bulk Tanks(with Excess Flow Valves)
Range Speciﬁcation

Model
Inlet Pressure
Outlet Pressure

Ear thquake-ActuatedInc. Leakage
Detecting System Shut-Oﬀ SystemLow Pressure Line

Lockup Pressure≦Inlet

Inlet

Inlet

Rc1/2

Rc3/4

Rc3/4

OutletOutletOutlet

R1/2

R3/4

Rc1

SingleFor Underground Tank
ModelDouble*Image for illustration purposes.

113

Inlet

Inlet

Rc3/4

Rc1

OutletOutletRc1

R1 1/2*Please inform our local branch or agency about accessories.

114