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LW-7303 30A 6V Programmable Ground Resistance Tester
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/
Safety Tester
/ LW-7303 30A 6V Programmable Ground Resistance Tester
LW-7303 30A 6V Programmable Ground Resistance Tester
Compact and Lightweight
: Extremely small dimensions for easy portability.
Linear Constant Current Output
: Provides a current output range of 30A to 40A.
User-Friendly Operation
: Features a simple interface with keyboard lock functionality.
Memory Functionality
: Offers storage for up to 5 preset configurations.
Clear LCD Display
: Easily view test status and results at a glance.
Self-Zeroing Calibration
: Automatically calibrates test line impedance for accurate results.
Adjustable Resistance Limits
: Smart alarm for upper and lower resistance thresholds.
Remote PLC Control
: Includes an interface for remote control via PLC.
Versatile Testing System
: Can be combined with LW7100 series testers for a compact 4-in-1 safety testing solution (ACW, DCW, IR, GB).
Product Name:
LW-7303
Category:
Safety Tester
Tag:
Resistance Tester
INQUIRY NOW
Specification
Quick Inquiry
Model
7303
Output current
3.0~30.0 (A)
Output voltage
6V. MAX
Output frequency
50 or 60 Hz, ±100 ppm
Output waveform
Sine wave, distortion (THD) < 2%, Crest Factor (Crest Factor) = 1.3 ~ 1.5
Resistance setting range
0~510(mΩ)
0~120(mΩ)
Corresponding current output
3.0~10.0(A)
10.0~30.0(A)
Resistance resolution
1 mΩ
Test time (s)
0, 0.5 – 999.9 (s) (0 = continuous)
Judgment accuracy
±(2% of setting +2 counts)
Voltage set
0.00~6.00 V
Test mode
four-wire measurement
Others
Memory
5groups memory
Key Lock
To prevent any unauthorized operators from arbitrarily changing the parameter
Peripheral remote control, PLC interface
Provide Pass, Fail, processing remote monitoring signals and the TEST, STOP contact
Protection
Overload, Open circuit automatically cuts off the output, light, and buzzer alarm
Display
16’ × 2’ LCD display
Dimension
280×89×370 mm
Weight
10kg
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Bonaire, Sint Eustatius and Saba
Bosnia and Herzegovina
Botswana
Bouvet Island
Brazil
British Indian Ocean Territory
Brunei Darussalam
Bulgaria
Burkina Faso
Burundi
Cambodia
Cameroon
Canada
Cape Verde
Cayman Islands
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Chad
Chile
China
Christmas Island
Cocos Islands
Colombia
Comoros
Congo, Democratic Republic of the
Congo, Republic of the
Cook Islands
Costa Rica
Croatia
Cuba
Curaçao
Cyprus
Czech Republic
Côte d'Ivoire
Denmark
Djibouti
Dominica
Dominican Republic
Ecuador
Egypt
El Salvador
Equatorial Guinea
Eritrea
Estonia
Eswatini (Swaziland)
Ethiopia
Falkland Islands
Faroe Islands
Fiji
Finland
France
French Guiana
French Polynesia
French Southern Territories
Gabon
Gambia
Georgia
Germany
Ghana
Gibraltar
Greece
Greenland
Grenada
Guadeloupe
Guam
Guatemala
Guernsey
Guinea
Guinea-Bissau
Guyana
Haiti
Heard and McDonald Islands
Holy See
Honduras
Hong Kong
Hungary
Iceland
India
Indonesia
Iran
Iraq
Ireland
Isle of Man
Israel
Italy
Jamaica
Japan
Jersey
Jordan
Kazakhstan
Kenya
Kiribati
Kuwait
Kyrgyzstan
Lao People's Democratic Republic
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg
Macau
Macedonia
Madagascar
Malawi
Malaysia
Maldives
Mali
Malta
Marshall Islands
Martinique
Mauritania
Mauritius
Mayotte
Mexico
Micronesia
Moldova
Monaco
Mongolia
Montenegro
Montserrat
Morocco
Mozambique
Myanmar
Namibia
Nauru
Nepal
Netherlands
New Caledonia
New Zealand
Nicaragua
Niger
Nigeria
Niue
Norfolk Island
North Korea
Northern Mariana Islands
Norway
Oman
Pakistan
Palau
Palestine, State of
Panama
Papua New Guinea
Paraguay
Peru
Philippines
Pitcairn
Poland
Portugal
Puerto Rico
Qatar
Romania
Russia
Rwanda
Réunion
Saint Barthélemy
Saint Helena
Saint Kitts and Nevis
Saint Lucia
Saint Martin
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore
Sint Maarten
Slovakia
Slovenia
Solomon Islands
Somalia
South Africa
South Georgia
South Korea
South Sudan
Spain
Sri Lanka
Sudan
Suriname
Svalbard and Jan Mayen Islands
Sweden
Switzerland
Syria
Taiwan
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Tanzania
Thailand
Timor-Leste
Togo
Tokelau
Tonga
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