WORLD WIDE ELECTRICAL POWER STANDARDS (L - Z)
 
  A - C   D - K   L - Z Printable PDF Version  
Country
Frequency
System
1 Phase
3 Phase
 
Laos
50 Hz
wye
220
230
 
Lebanon
50 Hz
wye
110
190
 
50 Hz
wye
220
380
 
Lesotho
50 Hz
wye
220
380
 
Liberia
60 Hz
wye
120
208
 
60 Hz
delta
120
240
 
Libya
50 Hz
wye
127
220
 
50 Hz
wye
230
400
 
Luxembourg
50 Hz
wye
120
208
 
50 Hz
wye
220
380
 
 
Macao
50 Hz
wye
220
380
 
Madagascar
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Madeira
50 Hz
wye
220
380
 
Majorca Island
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Malawi
50 Hz
wye
230
400
 
Malaysia
50 Hz
wye
240
415
 
Maldives
50 Hz
wye
230
400
 
Mali
50 Hz
wye
220
380
 
Malta
50 Hz
wye
240
415
 
Martinique
50 Hz
wye
220
380
 
Mauritius
50 Hz
wye
230
400
 
Mexico
60 Hz
wye
127
220
 
Monaco
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Montserrat
60 Hz
wye
230
400
 
Morocco
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Mozambique
50 Hz
wye
220
380
 
 
Nepal
50 Hz
delta
220
440
 
Netherlands
50 Hz
wye
220
380
 
Netherlands Antilles
60 Hz
delta
115
 
60 Hz
wye
120
208
 
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
New Caledonia
50 hz
wye
220
380
 
New Zealand
50 hz
wye
230
400
 
Nicaragua
60 hz
delta
120
240
 
Niger
50 Hz
wye
220
380
 
Nigeria
50 Hz
wye
230
415
 
Northern Ireland
50 Hz
wye
220
380
 
50 Hz
wye
230
400
 
Norway
50 Hz
230
230
 
 
Okinawa
60 Hz
delta
100
 
60 Hz
delta
120
 
Oman
50 hz
wye
240
415
 
 
Pakistan
50 Hz
wye
220
380
 
50 hz
wye
230
400
 
Panama
60 Hz
delta
110
220
 
60 Hz
delta
115
230
 
60 Hz
wye
120
208
 
Papua
50 Hz
wye
240
415
 
Paraguay
50 Hz
wye
220
380
 
Peru
60 Hz
delta
110
220
 
50 Hz
220
220
 
Philippines
60 Hz
delta
110
220
 
Poland
50 Hz
wye
220
380
 
Portugal
50 Hz
wye
220
380
 
Puerto Rico
60 Hz
delta
120
240
 
 
Qatar
50 Hz
wye
240
415
 
50 Hz
wye
220
380
 
Romania
50 Hz
wye
220
380
 
Rwanda
50 Hz
wye
220
380
 
         
St. Kitts and Nevis
60 Hz
wye
230
400
 
St. Lucia
50 Hz
wye
240
416
 
St. Vincent
50 Hz
wye
230
400
 
Saudi Arabia
60 Hz
wye
127
220
 
50 Hz
wye
220
400
 
Scotland
50 Hz
wye
240
415
 
Senegal
50 Hz
wye
127
220
 
Seychelles
50 Hz
240
240
 
Sierra Leone
50 Hz
wye
230
400
 
Somalia
50 Hz
delta
110
220
 
50 Hz
wye
220
380
 
50 Hz
delta
220
440
 
South Africa
50 Hz
wye
220
380
 
50 Hz
wye
230
400
 
50 Hz
wye
250
433
 
Spain
50 Hz
wye
127
220
 
50 Hz
wye
250
433
 
Sri Lanka
50 Hz
wye
230
400
 
Sudan
50 Hz
wye
240
415
 
Suriname
60 Hz
delta
115
230
 
50 Hz
wye
127
220
 
Swaziland
50 Hz
wye
230
400
 
Sweden
50 Hz
wye
220
380
 
Switzerland
50 Hz
wye
220
380
 
Syria
50 Hz
wye
220
380
 
 
Tahiti
60 Hz
wye
127
220
 
Taiwan
60 Hz
delta
110
220
 
Tanzania
50 Hz
wye
230
400
 
Thailand
50 Hz
wye
220
380
 
Togo
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Tonga
50 Hz
wye
240
415
 
Trinidad & Tobago
60 Hz
delta
115
230
 
60 Hz
wye
220
380
 
Tunisia
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Turkey
50 Hz
wye
220
380
 
 
Uganda
50 Hz
wye
240
415
 
USSR
50 Hz
wye
220
380
 
United Arab Emirates
50 Hz
wye
220
400
 
50 Hz
wye
230
400
 
50 Hz
wye
220
380
 
U.K. (England)
50 Hz
wye
240
 
50 Hz
delta
240
 
U.K. (N. Ireland)
50 Hz
wye
220
380
 
50 Hz
wye
230
400
 
U.K. (Scotland)
50 Hz
wye
240
415
 
U.K. (Wales)
50 Hz
wye
240
415
 
U.S.A.
60 Hz
wye
120
208
 
60 Hz
delta
120
240
 
60 Hz
460
 
Upper Volta
50 Hz
wye
220
380
 
Uruguay
50 Hz
220
220
 
 
Venezuela
60 Hz
delta
120
240
 
Viet-Nam
50 Hz
wye
120
208
 
50 Hz
wye
127
220
 
50 Hz
wye
220
380
 
Virgin Islands
60 Hz
delta
120
240
 
 
Wales
50 Hz
wye
240
415
 
Western Samoa
50 Hz
wye
230
400
 
 
Yemen
50 Hz
wye
230
400
 
Yemen Arab Republic
50 Hz
wye
220
380
 
Yugoslavia
50 Hz
wye
220
380
 
 
Zaire
50 Hz
wye
220
380
 
Zambia
50 Hz
wye
220
380
 
Zimbabwe
50 Hz
wye
220
380
 
50 Hz
wye
230
400