DC Electronic Loads(150V/35A/175W)
LSG-175(150V/70A/350W)
LSG-350
LSG-1050 (150V/210A/1050W)
LSG-2100S (150V/420A/2100W)(Booster for LSG-1050)

LSG SeriesHigh Capacity Electronic Load (Max. 9.45kW)●Operating Mode : C.V/C.C/C.R/C.P/C.C+C.V/C.R+C.V/C.P+C.C.
●High Precision, High Resolution (10A), High Speed Variable Slew Rate
(16A/us).
●Sequence Function for High Efficient Load Simulations.
●Parallel Connection of Inputs for Higher Capacity. (With 4 Booster
Units : Max 9.45kW or 4 Master Units)●External Channel Control/Monitoring via Analog Control Connector.
●Program Mode to Create Work Routines for Repetitive Tests.
●Multiple-Interface : USB 2.0 Device/Host and GP-IB/RS-232C.
●Adjustable OPP/OCP/OVP Setting.

Specifications
CP ModeCC ModeModel

LSG-175

LSG-350

LSG-1050

Model

LSG-175

LSG-350

LSG-1050

Operating Range

Operating Range
H Range

0A~35A

0A~70A

0A~210A

H Range

17.5W~175W

35W~350W

105W~1050W

M Range

0A~3.5A

0A~7A

0A~21A

M Range

1.75W~17.5W

3.5W~35W

10.5W~105W

L Range

0A~0.35A

0A~0.7A

0A~2.1A

L Range

0.175W~1.75W

0.35W~3.5W

1.05W~10.5W

H Range

1mA

2mA

10mA

H Range

10mW

10mW

100mW

M Range

0.1mA

0.2mA

1mA

M Range

1mW

1mW

10mW

L Range

0.01mA

0.02mA

0.1mA

0.1mW

0.1mW

1mW

Resolution

Accuracy of Setting
H, M Range±(0.2 % of set + 0.1 % of f.s.*1) + Vin*2/500 kΩ

L Range±(0.2 % of set + 0.1 % of f.s.) + Vin*2/500 kΩ

Parallel Operating±(1.2% of set +1.1% of f.s..*3)

Operating Range*1

Accuracy of Setting±(0.6 % of set + 1.4 % of f.s. )*1 It is not applied for the condition of the parallel operation.
*2 M range applies to the full scale of H range.
MeterModel

LSG-175

LSG-350

LSG-1050

H Range

0.00V~150.00V

0.00V~150.00V

0.00V~150.00V

L Range

0.000V~15.000V

0.000V~15.000V

0.000V~15.000V

Accuracy±(0.1 % of rdg + 0.1 % of f.s.)

Voltmeter

CR ModeLSG-175

L Range*2*1 Full scale of H range*2 Vin: input terminal voltage of electronic load
*3 M range applies to the full scale of H range
ModelResolution

LSG-350

LSG-1050*1

H Range23.3336S~400uS(42.857mΩ~2.5kΩ)

46.6672S~800uS(21.428mΩ~1.25kΩ)

140.0016S~2.4mS(7.1427mΩ~416.6667Ω)

Ammeter

M Range

2.33336S~40uS(428.566mΩ~25kΩ)

4.6667S~80uS(214.28mΩ~12.5kΩ)

14.0001S~242.4uS(71.427mΩ~4.16667kΩ)

H, M Range

0.000A~35.000A

0.000A~70.000A

0.00A~210.00A

L Range

0.00A~350.00mA

0.00A~700mA

0.0000A~2.1000A

L Range

0.233336S~4uS(4.28566Ω~250kΩ)

0.46667S~8uS(2.1428Ω~125kΩ)

1.40001S~24.24uS(714.27mΩ~41.6667kΩ)

Accuracy±(0.2 % of rdg + 0.3 % of f.s)Parallel Operation: ±(1.2% of rdg +1.1% of f.s.)

H Range

400uS

800uS

2.4mS

M Range

40uS

80uS

240uS

L Range

4uS

8uS

24uS

Resolution

Accuracy of Setting*2*3*4±(0.5 % of set + 0.5 % of f.s. ) + Vin /500 kΩ

L Range±(0.5 % of set*3 + 0.5 % of f.s.) + Vin*5/500 kΩ

CV ModeLSG-175

LSG-350

LSG-1050

H Range

1.5V~150V

1.5V~150V

1.5V~150V

L Range

1.5V~15V

1.5V~15V

1.5V~15V

H Range

10mV

10mV

10mV

L Range

1mV

1mV

1mV

Operating Range

Resolution

Accuracy of Setting*1H, L Range

0.00W~175.00W

0.00W~350.00W

0.00W~1050W

L Range(CC/CR/CV)

0.000W~52.500W

0.000W~ 105.000W

0.00W~315.00W

L Range(CP)0.0000W~ 1.7500W

0.0000W~ 3.5000W

0.000W~ 10.500W

Model*1 Siemens[S] = Input current[A] / Input voltage[V] = 1 / resistance[Ω]*2 Converted value at the input current. At the input current. It is not applied for the condition of the parallel
operation.
*3 set = Vin / Rset
*4 f.s. = Full scale of High Range*5 Vin = Input terminal voltage of electronic load
Model

H, M Range

General*5

H, M Range

Wattmeter±(0.1 % of set + 0.1 % of f.s.)*1 At the sensing point during remote sensing under the operating range of the input voltage. It is also
applied for the condition of the parallel operation.

LSG-175

LSG-350

LSG-1050

LSG-2100S

Input Range
90VAC 〜 132VAC/180VAC 〜 250VAC Single-phase
Input Frequency
47 〜 63HzPower(max.)
90VA

110VA

190VA

230VA

W

213.8 mm

213.8 mm

427.8 mm

427.7 mm

H124.0 mm

124.0 mm124.0 mm

127.8 mm

D400.5 mm

400.5 mm

400.5 mm553.5 mm

7 kg

8 kg

15 kg

17 kg

Dimensions

Weight(Approx.)

Options
GRA-413

Rack Mount Kit (EIA+JIS) for LSG-2100S

GRA-414-E

Rack Mount Kit (EIA) for LSG175/350/1050

GRA-414-J

Rack Mount Kit (JIS) for LSG175/350/1050

GTL-255

Frame Link Cable

PEL-004

GP-IB Control Board

7F Towa Fudosan Shin Yokohama Bldg.,2-18-13 Shin Yokohama, Kohoku-ku, Yokohama, Kanagawa, 222-0033 Japan
TEL: +81(0)45-620-2305 FAX: +81(0)45-534-7181

https://www.texio.co.jp/

DC Electronic Loads(800V/8.75A/175W)
LSG-175H(800V/17.5A/350W)
LSG-350H
LSG-1050H (800V/52.5A/1050W)
LSG-2100SH (800V/105A/2100W)(Booster for LSG-1050H)

LSG-H SeriesHigh Voltage Electronic Load (Max. 9.45kW)●Operating Mode : C.V/C.C/C.R/C.P/C.C+C.V/C.R+C.V/C.P+C.C.
●High Precision, High Resolution , High Speed Variable Slew Rate.
●Sequence Function for High Efficient Load Simulations.
●Parallel Connection of Inputs for Higher Capacity. (With 4 Booster
Units : Max 9.45kW or 4 Master Units)●External Channel Control/Monitoring via Analog Control Connector.
●Program Mode to Create Work Routines for Repetitive Tests.
●Multiple-Interface : USB 2.0 Device/Host and GP-IB/RS-232C.
●Adjustable OPP/OCP/OVP Setting.
●Test mode for OCP/OPP/BATT

Specifications
CP ModeCC ModeModel

LSG-175H

LSG-350H

LSG-1050H

Operating Range

Model

LSG-175H

LSG-350H

LSG-1050H

Operating Range

H Range

0A~8.75A

0A~17.5A

0A~52.5A

H Range

17.5W~175W

35W~350W

105W~1050W

M Range

0A~0.875A

0A~1.75A

0A~5.25A

M Range

1.75W~17.5W

3.5W~35W

10.5W~105W

L Range

0A~0.0875A

0A~0175A

0A~0.525A

L Range

0.175W~1.75W

0.35W~3.5W

1.05W~10.5W

H Range

0.3mA

0.6mA

2mA

H Range

10mW

10mW

100mW

M Range

0.03mA

0.06mA

0.2mA

M Range

1mW

1mW

10mW

L Range

0.003mA

0.006mA

0.02mA

0.1mW

0.1mW

Resolution

Accuracy of Setting
H, M Range±(0.2 % of set + 0.1 % of f.s.*1) + Vin*2/3.24MΩ

L Range±(0.2 % of set + 0.1 % of f.s.) + Vin*2/3.24MΩ

Parallel Operating±(1.2% of set +1.1% of f.s..*3)

Operating Range

1mW*1Accuracy of Setting.*3±(0.6 % of set + 1.4 % of f.s. )+ Vin /3.24MΩ
*1 It is not applied for the condition of the parallel operation.
*2 M range applies to the full scale of H range. *3 Vin: input terminal voltage of electronic load
Meter

Model

LSG-175H

LSG-350H

LSG-1050H

H Range

0.00V~800.00V

0.00V~800.00V

0.00V~800.00V

L Range

0.000V~80.000V

0.000V~80.000V

0.000V~80.000V

Accuracy±(0.1 % of rdg + 0.1 % of f.s.)

Voltmeter

CR ModeLSG-175H

L Range*2*1 Full scale of H range*2 Vin: input terminal voltage of electronic load
*3 M range applies to the full scale of H range
ModelResolution

LSG-350H

LSG-1050H*1H Range

1.75S~30uS(571mΩ~33.3kΩ)

3.5S~60uS(285mΩ~16.6kΩ)

10.5S~180uS(95.2mΩ~5.55kΩ)Ammeter

M Range

175mS~3uS(5.71Ω~333kΩ)

350mS~6uS(2.85Ω~166kΩ)

1.05S~18uS(952mΩ~55.5kΩ)H Range

0.0000A~8.7500A

L Range

17.5mS~0.3uS(57.1Ω~3.33MΩ)

35mS~0.6uS(28.5Ω~1.66MΩ)105mS~1.8uS(9.52Ω~555kkΩ)

M Range
L RangeAccuracy

0.00000A~0.87500A
0.0000A~1.7500A
0.0000A~5.2500A
0.000mA~87.500mA
0.00mA~175.00mA
0.00mA~525.00mA±(0.2 % of rdg + 0.3 % of f.s)Parallel Operation: ±(1.2% of rdg +1.1% of f.s.)

H Range

30uS

60uS

180uS

M Range

3uS

6uS

18uS

L Range

0.3uS

0.6uS

1.8uS

Resolution

Accuracy of Setting*2*3*4±(0.5 % of set + 0.5 % of f.s. ) + Vin /3.24MΩ

L Range±(0.5 % of set*3 + 0.5 % of f.s.) + Vin*5/3.24MΩ

CV ModeLSG-175H

LSG-350H

LSG-1050H

H Range

5V~800V

5V~1800V

5V~800V

L Range

5V~80V

5V~80V

5V~80VH Range

20mV

20mV

20mV

L Range

2mV

2mV

2mV

Operating Range

Resolution

Accuracy of Setting*1
H, L Range

Wattmeter
H, M Range

0.00W~175.00W

0.00W~350.00W

0.00W~1050W

L Range(CC/CR/CV)

0.000W~52.500W

0.000W~ 105.000W

0.00W~315.00W

L Range(CP)0.0000W~ 1.7500W

0.0000W~ 3.5000W

0.000W~ 10.500W

Model*1 Siemens[S] = Input current[A] / Input voltage[V] = 1 / resistance[Ω]*2 Converted value at the input current. At the input current. It is not applied for the condition of the parallel
operation.
*3 set = Vin / Rset
*4 f.s. = Full scale of High Range*5 Vin = Input terminal voltage of electronic load
Model

0.000A~52.500A

General*5H, M Range

0.000A~17.500A±(0.2 % of set + 0.2 % of f.s.)*1 At the sensing point during remote sensing under the operating range of the input voltage. It is also
applied for the condition of the parallel operation.

LSG-175H

LSG-350H

LSG-1050H

LSG-2100SH

Input Range
90VAC 〜 132VAC/180VAC 〜 250VAC Single-phase
Input Frequency
47 〜 63Hz
Power(max.)
90VA

110VA

190VA

230VA

Dimensions
W

213.8 mm

213.8 mm

427.8 mm

427.7 mmH

124.0 mm124.0 mm124.0 mm

127.8 mmD

400.5 mm

400.5 mm

400.5 mm553.5 mm

7.5 kg

9 kg

17 kg

24 kg

Weight(Approx.)

Options
GRA-413

Rack Mount Kit (EIA+JIS) for LSG-2100S

GRA-414-E

Rack Mount Kit (EIA) for LSG175/350/1050

GRA-414-J

Rack Mount Kit (JIS) for LSG175/350/1050

GTL-255

Frame Link Cable

PEL-004

GP-IB Control Board

7F Towa Fudosan Shin Yokohama Bldg.,2-18-13 Shin Yokohama, Kohoku-ku, Yokohama, Kanagawa, 222-0033 Japan
TEL: +81(0)45-620-2305 FAX: +81(0)45-534-7181

https://www.texio.co.jp/