World HZ
VOLTAGE, FREQUENCIES and TYPES of POWER
from around the world
This information is provided as a reference only and should not be used for critical applications. User are cautioned to verify the information from other sources.
Reference: U.S. Department of Commerce Publication "Electric Current Abroad 1991 Edition"
|
Country
|
Type |
Frequency |
Number
of
Phases |
Nominal
Voltage |
Number
of
Wires |
Notes |
| AFGHANISTAN |
ac |
60 |
1,3 |
220/380 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| ALGERIA |
ac |
50 |
1,3 |
127/220 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| AMERICAN SAMOA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
240/480 |
2,3,4 |
|
| ANGOLA |
ac |
50 |
1,3 |
220/380 |
2,4 |
1,2,3 |
| ANTIGUA |
ac |
60 |
1,3 |
230/400 |
2,3,4 |
2 |
| ARGENTINA |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| |
dc |
|
- |
220/440 |
2,3 |
|
| ARUBA |
ac |
60 |
1 |
115/230 |
2,3 |
|
| |
ac |
60 |
1,3 |
127/220 |
2,3,4 |
|
| AUSTRALIA |
ac |
50 |
1,3 |
240/415 |
2,3,4 |
2,4 |
| |
ac |
50 |
1,3 |
250/440 |
2,3,4 |
|
| AUSTRIA |
ac |
50 |
1,3 |
220/380 |
3,5 |
1,2 |
| AZORES |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
110/190 |
2,3,4 |
|
| BAHAMAS |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/208 |
2,3,4 |
|
| BAHRAIN |
ac |
50 |
1,3 |
230/400 |
2,3,4 |
2,3 |
| |
ac |
60 |
1 |
110/115 |
3 |
|
| BALEARIC ISLANDS |
ac |
50 |
1,3 |
127/220 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| BANGLADESH |
ac |
50 |
1,3 |
220/440 |
3,4 |
2,3,6 |
| BARBADOS |
ac |
50 |
1,3 |
115/230 |
2,3,4 |
2,6 |
| |
ac |
50 |
1,3 |
115/200 |
2,3,4 |
|
| BELGIUM |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,5 |
| BELIZE |
ac |
60 |
1,3 |
110/220 |
2,3,4 |
2,7 |
| |
ac |
60 |
1,3 |
220/440 |
2,3,4 |
|
| BENIN |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| BERMUDA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
2,3,6 |
| |
ac |
60 |
1,3 |
120/208 |
2,3,4 |
|
| BOLIVIA |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| |
ac |
50 |
1,3 |
115/230 |
2,3 |
|
| BOTSWANA |
ac |
50 |
1,3 |
231/400 |
2,4 |
8 |
| BRAZIL |
ac |
60 |
1,3 |
127/220 |
2,3,4 |
2 |
| |
ac |
60 |
1,3 |
220/380 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| BRUNEI |
ac |
50 |
1,3 |
240/415 |
2,4 |
2,3 |
| BULGARIA |
ac |
50 |
1,3 |
220/380 |
2,4 |
9 |
| BURKINA FASO |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| BURMA |
ac |
50 |
1,3 |
230/400 |
2,4 |
2,3,7 |
| BURUNDI |
ac |
50 |
1,3 |
220/380 |
2,4 |
12 |
| CAMBODIA |
ac |
50 |
1,3 |
120/208 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| CAMEROON |
ac |
50 |
1,3 |
230/400 |
2,4 |
10 |
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
127/220 |
2,4 |
|
| CANADA |
ac |
60 |
1,3 |
120/240 |
3,4 |
2,11 |
| CANARY ISLANDS |
ac |
50 |
1,3 |
127/220 |
2,3,4 |
2 |
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| CAPE VERDE, REP. OF |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
3 |
| CAYMAN ISLANDS |
ac |
60 |
1,3 |
120/240 |
2,3 |
2,13 |
| CENTRAL AFRICAN REPUBLIC |
ac |
50 |
1,3 |
220/380 |
2,4 |
3,14 |
| CHAD |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| CHANNEL ISLANDS |
ac |
50 |
1,3 |
240/415 |
2,4 |
|
| |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| CHILE |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| CHINA, PRC |
ac |
50 |
1,3 |
220/380 |
3,4 |
|
| COLUMBIA |
ac |
60 |
1,3 |
110/220 |
2,3,4 |
15 |
| |
ac |
60 |
1,3 |
150/260 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/208 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| COMOROS |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| CONGO, REP. OF |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3,16 |
| COSTA RICA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| COTE D'LVOIRE |
ac |
50 |
1,3 |
220/380 |
3,4 |
|
| CYPRUS |
ac |
50 |
1,3 |
240/415 |
2,4 |
2,3 |
| CZECHOSLOVAKIA |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| DENMARK |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
17 |
| DJIBOUTI, REP. OF |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| DOMINICA |
ac |
50 |
1,3 |
230/400 |
2,4 |
2,3,18 |
| DOMINICAN REPUBLIC |
ac |
60 |
1,3 |
110/220 |
2,3 |
|
| ECUADOR |
ac |
60 |
1,3 |
120/208 |
2,3,4 |
2,19 |
| |
ac |
60 |
1,3 |
127/220 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
121/210 |
2,3,4 |
|
| EGYPT |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| EL SALVADOR |
ac |
60 |
1,3 |
115/230 |
2,3 |
2 |
| EQUATORIAL GUINEA |
ac |
50 |
1 |
220 |
2 |
20 |
| ETHIOPIA |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| FAEROE ISLANDS |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| FIJI |
ac |
50 |
1,3 |
240/415 |
2,3,4 |
21 |
| FINLAND |
ac |
50 |
1,3 |
220/380 |
2,4,5 |
26 |
| FRANCE |
ac |
50 |
1,3 |
220/380 |
2,4 |
26 |
| |
ac |
50 |
1,3 |
115/200 |
2,4 |
|
| |
ac |
50 |
1,3 |
127/220 |
2,4 |
|
| |
ac |
50 |
1,3 |
110/220 |
2,4 |
|
| |
ac |
50 |
1,3 |
230 |
2,4 |
|
| |
ac |
50 |
1,3 |
115/230 |
2,4 |
|
| |
ac |
50 |
1,3 |
125/220 |
2,4 |
|
| FRENCH GUIANA |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3 |
| GABON |
ac |
50 |
2,3 |
220/380 |
2,4 |
22,23 |
| GAMBIA, THE |
ac |
50 |
1,3 |
220/380 |
2,4 |
3 |
| GERMANY, FEDERAL REP. OF |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3,24,25,26 |
| GHANA |
ac |
50 |
1,3 |
230/400 |
2,3,4 |
|
| GIBRALTAR |
ac |
50 |
1,3 |
240/415 |
2,4 |
|
| GREECE |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| GREENLAND |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| GRENADA |
ac |
50 |
1,3 |
230/400 |
2,4 |
2,4,27 |
| GUADELOUPE |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| GUAM |
ac |
60 |
1,3 |
110/220 |
3,4 |
4 |
| |
ac |
60 |
1,3 |
120/208 |
3,4 |
|
| GUATEMALA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| GUINEA |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| GUINEA-BISSAU |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| GUYANA |
ac |
50 |
1,3 |
110/220 |
2,3,4 |
2,28,29 |
| |
ac |
60 |
1,3 |
110/220 |
2,3,4 |
|
| HAITI |
ac |
60 |
1,3 |
110/220 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
110/220 |
2,3,4 |
|
| HONDURAS |
ac |
60 |
1,3 |
110/220 |
2,3 |
|
| HONG KING |
ac |
50 |
1,3 |
200/346 |
2,3,4 |
|
| HUNGARY |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
3,16,30 |
| ICELAND |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| INDIA |
ac |
50 |
1,3 |
230/400 |
2,4 |
30,31 |
| |
dc |
|
- |
230/460 |
2,3 |
|
| |
dc |
|
- |
220/440 |
2,3 |
|
| |
dc |
|
- |
300/600 |
2,3 |
|
| |
dc |
|
- |
225/450 |
2,3 |
|
| |
ac |
50 |
1,3 |
230/415 |
2,4 |
|
| |
dc |
|
- |
250/500 |
2,3 |
|
| |
ac |
50 |
1,3 |
250/440 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| INDONESIA |
ac |
50 |
1,3 |
127/220 |
2,4 |
2,32 |
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| IRAN |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| IRAQ |
ac |
50 |
1,3 |
220/380 |
2,4 |
3,33 |
| IRELAND (EIRE) |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3,34 |
| ISLE OF MAN |
ac |
50 |
1,3 |
240/415 |
2,4 |
|
| ISRAEL |
ac |
50 |
1,3 |
230/400 |
2,4 |
2,4 |
| ITALY |
ac |
50 |
1,3 |
127/220 |
2,4 |
2,3,35 |
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| JAMAICA |
ac |
50 |
1,3 |
110/220 |
2,3,4 |
2,34 |
| JAPAN |
ac |
60 |
1,3 |
100/200 |
2,3 |
2 |
| |
ac |
50 |
1,3 |
100/200 |
2,3 |
|
| JERUSALEM |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3,36 |
| JORDAN |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3 |
| KENYA |
ac |
50 |
1,3 |
240/415 |
2,4 |
3,36 |
| KOREA |
ac |
60 |
1 |
110 |
2 |
2,37,38,39 |
| |
ac |
60 |
1 |
110/220 |
3 |
|
| |
ac |
60 |
3 |
220/380 |
4 |
|
| KUWAIT |
ac |
50 |
1,3 |
240/415 |
2,4 |
40 |
| LAOS |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| LEBANON |
ac |
50 |
1,3 |
110/190 |
2,4 |
2 |
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| LESOTHO |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3,41 |
| LIBERIA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
2 |
| |
ac |
60 |
1,3 |
120/208 |
2,3,4 |
|
| LIBYA |
ac |
50 |
1,3 |
127/220 |
2,4 |
42,43 |
| |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| |
ac |
50 |
1,3 |
230 |
2,4 |
|
| LUXEMBOURG |
ac |
50 |
1,3 |
220/380 |
3,4,5 |
2,3 |
| MACAO |
ac |
50 |
1,3 |
200/346 |
2,3 |
|
| MADAGASCAR |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,44,45 |
| |
ac |
50 |
1,3 |
127/220 |
2,4 |
|
| MADEIRA |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,45 |
| |
dc |
|
- |
220/440 |
2,3 |
|
| MALAWI |
ac |
50 |
1,3 |
230/400 |
3,4 |
46 |
| MALAYSIA |
ac |
50 |
1,3 |
240/415 |
2,4 |
2,3,47 |
| MALDIVES |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| MALI, REP. OF |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3 |
| MALTA |
ac |
50 |
1,3 |
240/415 |
2,4 |
2,3 |
| MARTINIQUE |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3 |
| MAURITANIA |
ac |
50 |
1,3 |
220 |
2,3 |
2,3,49 |
| MAURITIUS |
ac |
50 |
1,3 |
230/400 |
2,4 |
3 |
| MEXICO |
ac |
60 |
1,3 |
127/220 |
2,3,4 |
35 |
| MONACO |
ac |
50 |
1,3 |
127/220 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| MONTSERRAT |
ac |
60 |
1,3 |
230/400 |
2,4 |
|
| MOROCCO |
ac |
50 |
1,3 |
127/220 |
2,4 |
2,3 |
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| MOZAMBIQUE |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
3,50 |
| NAMIBIA |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3 |
| |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| NEPAL |
ac |
50 |
1,3 |
220/440 |
2,4 |
2 |
| NETHERLANDS |
ac |
50 |
1,3 |
220/380 |
2,3 |
2 |
| |
ac |
50 |
1,3 |
220 |
2,3 |
|
| NETHERLANDS ANTILLES |
ac |
50 |
1,3 |
127/220 |
2,3,4 |
2,3 |
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/220 |
2,3,4 |
|
| NEW CALEDONIA |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| NEW ZEALAND |
ac |
50 |
1,3 |
230/400 |
2,3,4 |
2,3 |
| NICARAGUA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120 |
2,3 |
|
| NIGER |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
51 |
| NIGERIA |
ac |
50 |
1,3 |
230/415 |
2,4 |
2 |
| NORWAY |
ac |
50 |
1,3 |
230 |
2,3 |
|
| OKINAWA |
ac |
60 |
1 |
120//240 |
2,3 |
2 |
| |
ac |
60 |
1 |
100/200 |
2,3 |
|
| OMAN |
ac |
50 |
1,3 |
240/415 |
2,4 |
3,52 |
| PAKISTAN |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,52 |
| PANAMA |
ac |
60 |
1,3 |
110/220 |
2,3 |
|
| |
ac |
60 |
1,3 |
115/230 |
2,3,4 |
|
| |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| PAPUA NEW GUINEA |
ac |
50 |
1,3 |
240/415 |
2,4 |
53 |
| PARAGUAY |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| PERU |
ac |
50 |
1,3 |
220 |
2,3 |
|
| |
ac |
60 |
1,3 |
110/220 |
2,3 |
|
| PHILIPPINES |
ac |
60 |
1,3 |
110/220 |
2,3 |
2,54,55 |
| |
ac |
60 |
1,3 |
115/230 |
2,3,4 |
|
| POLAND |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| PORTUGAL |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2 |
| PUERTO RICO |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| QATAR |
ac |
50 |
1,3 |
240/415 |
2,3,4 |
|
| ROMANIA |
ac |
50 |
1,3 |
220/380 |
2,4 |
56 |
| RWANDA |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| ST. KITTS & NEVIS |
ac |
60 |
1,3 |
230/400 |
2,4 |
57 |
| ST. LUCIA |
ac |
50 |
1,3 |
240/416 |
2,4 |
2,3,58 |
| ST. VINCENT |
ac |
50 |
1,3 |
230/400 |
2,4 |
2,3,27 |
| SAUDI ARABIA |
ac |
60 |
1,3 |
127/220 |
2,4 |
59,60 |
| SENEGAL |
ac |
50 |
1,3 |
127/220 |
2,3,4 |
2,59,61 |
| SEYCHELLES |
ac |
50 |
1,3 |
240 |
2,3 |
|
| SIERRA LEONE |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| SINGAPORE |
ac |
50 |
1,3 |
230/400 |
2,4 |
3 |
| SOMALIA |
ac |
50 |
1,3 |
230 |
2,3 |
|
| |
ac |
50 |
1,3 |
220/440 |
2,4 |
|
| |
ac |
50 |
1,3 |
220 |
2,3 |
|
| |
ac |
50 |
1,3 |
110/220 |
2,4 |
|
| SOUTH AFRICA |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3,62 |
| |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| |
ac |
50 |
1,3 |
250/430 |
2,4 |
|
| |
dc |
|
- |
230/460 |
2,3 |
|
| |
ac |
50 |
1,3 |
240/415 |
2,3,4 |
|
| SPAIN |
ac |
50 |
1,3 |
127/220 |
2,3,4 |
63,64 |
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| SRI LANKA |
ac |
50 |
1,3 |
230/400 |
2,4 |
2,3,13 |
| SUDAN |
ac |
50 |
1,3 |
240/415 |
2,4 |
2 |
| |
ac |
50 |
1 |
240 |
2 |
|
| SURINAME |
ac |
60 |
1,3 |
127/220 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
127/220 |
2,3,4 |
|
| SWAZILAND |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| SWEDEN |
ac |
50 |
1,3 |
220/380 |
2,3,4,5 |
2,3 |
| SWITZERLAND |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3 |
| SYRIA |
ac |
50 |
1,3 |
220/380 |
2,3 |
65 |
| TAHITI |
ac |
60 |
1,3 |
127/220 |
2,3,4 |
|
| TAIWAN |
ac |
60 |
1,3 |
110/220 |
2,3,4 |
2 |
| TANZANIA |
ac |
50 |
1,3 |
230/400 |
2,3,4 |
2,3,65 |
| THAILAND |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
66 |
| TOGO |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| TONGA |
ac |
50 |
1,3 |
240/415 |
2,3,4 |
|
| TRINIDAD & TOBAGO |
ac |
60 |
1,3 |
115/230 |
2,3,4 |
6 |
| |
ac |
60 |
1,3 |
230/400 |
2,3,4 |
|
| TUNISIA |
ac |
50 |
1,3 |
127/220 |
2,4 |
2,66,67 |
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| TURKEY |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2 |
| UGANDA |
ac |
50 |
1,3 |
240/415 |
2,4 |
2,3,52 |
| UNION OF SOVIET SOCIALIST REPS |
ac |
50 |
1,3 |
220/380 |
NA |
52 |
| UNITED ARAB EMIRATES |
ac |
50 |
1,3 |
220/415 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
230/400 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
230/415 |
2,3,4 |
|
| UNITED KINGDOM |
ac |
50 |
1 |
240/480 |
2,3 |
2,4,6 |
| |
ac |
50 |
3 |
240/415 |
4 |
|
| |
ac |
50 |
1,3 |
220/380 |
2,4 |
|
| |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| URUGUAY |
ac |
50 |
1,3 |
220 |
2,3 |
3,68 |
| VENEZUELA |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| |
ac |
50 |
1,3 |
120/240 |
2,3,4 |
|
| VIETNAM |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,69 |
| |
ac |
50 |
1,3 |
127/220 |
2,4 |
|
| |
ac |
50 |
1,3 |
120/208 |
2,4 |
|
| VIRGIN ISLANDS (AMERICAN) |
ac |
60 |
1,3 |
120/240 |
2,3,4 |
|
| WESTERN SAMOA |
ac |
50 |
1,3 |
230/400 |
2,3,4 |
|
| YEMEN ARAB REPUBLIC |
ac |
50 |
1,3 |
230/400 |
2,4 |
|
| |
ac |
50 |
1,3 |
220/400 |
2,4 |
|
| YUGOSLAVIA |
ac |
50 |
1,3 |
220/380 |
2,4 |
12 |
| ZAIRE, REP. OF |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
2,3 |
| ZAMBIA |
ac |
50 |
1,3 |
220/380 |
2,4 |
2,3,62 |
| ZIMBABWE |
ac |
50 |
1,3 |
220/380 |
2,3,4 |
33 |
|
| NOTES: |
|
1
|
The nominal voltage varies by +/- 5 percent.
|
|
2
|
The neutral wire of the secondary distribution system is grounded.
|
|
3
|
A grounding conductor is required in the electrical cord attached to appliances.
|
|
4
|
A grounding conductor is required in the electrical cord attached to appliances that are not double insulated.
|
|
5
|
A grounding conductor is required in the electrical cord attached to appliances, except for class 2 appliances.
|
|
6
|
Voltage tolerance +/- 6%.
|
|
7
|
Frequency tolerance +/- .5HZ, voltage tolerance +/- 10%.
|
|
8
|
Voltage tolerance +/- 100%.
|
|
9
|
Electric clocks lose about 6 minutes during 24 hours.
|
|
10
|
Current is being changed from 127/220 to 220/380, whereas the former 127/220 installations now in some residences and offices are being systematically changed.
|
|
11
|
Three phase, 4 wire systems such as 120/208 volts are available, also 347/600 volts for commercial establishments.
|
|
12
|
Voltage tolerance +/- 5 to 10%.
|
|
|
|
|
|
|
13
|
Frequency tolerance +/- 1%, voltage tolerance +/- 5%.
|
|
|
|
14
|
Frequency tolerance up to 5HZ, voltage tolerance + 5%.
|
|
|
|
15
|
Seventy-five percent of city uses 110/220, mostly older sector uses 150/260.
|
|
16
|
Frequency and voltage tolerances +/- 5%.
|
|
|
|
|
|
17
|
Copenhagen includes Frederiksberg and Gentofte.
|
|
|
|
|
18
|
Frequency tolerance +/- 1%, voltage tolerance + 4% -8%.
|
|
|
|
19
|
120/240 is used in the rural areas.
|
|
20
|
Voltage generally varies between 150 and 175 volts. Frequent power outages.
|
|
21
|
Voltage tolerance +/- 6%, frequency tolerance +/- 2%.
|
|
|
|
22
|
The neutral wire of the secondary distribution system is grounded at the generator.
|
|
23
|
A grounding conductor is required in the electrical cord attached to appliances of 10 amps and above. It is suggested but not required for appliances of less than 10 amps.
|
|
24
|
Most residences are served by 4 wires (the 3-phase wires and the neutral wire).
|
|
25
|
Voltage tolerance + 6% -10%.
|
|
26
|
Nominal voltage being changed to 230/400.
|
|
27
|
Frequency tolerance +/- 3%, voltage tolerance + 4% - 8%.
|
|
28
|
Guyana plans to standardize its current at 60 cycles and its domestic voltage at 115/230, 2 and 3 wire, single phase and its industrial voltage at 480 volts, three phase, 3 wires.
|
|
29
|
A grounding coductor is required for any 220 volt appliance.
|
|
|
30
|
Separate ground & neutral wires.
|
|
31
|
Frequency and voltage tolerances +/- 25%.
|
|
32
|
Conversion to 220/380 completed in Jakarta and other principal cities in Java; other parts of the country are in process.
|
|
|
33
|
Voltage tolerance +/- 10%.
|
|
|
|
|
|
|
|
|
|
|
34
|
Frequency tolerance +/- 5%, voltage tolerances +/- 6%.
|
|
|
|
|
|
|
|
35
|
Frequency tolerance +/- 2%, voltage tolerances +/- 10%.
|
|
|
|
|
|
|
|
36
|
Voltage varies between +/- 6%.
|
|
|
|
|
|
|
|
|
|
|
37
|
The grounding conductor is required in the electrical cord attached to appliances designed for 150-volts or more.
|
|
|
38
|
All household appliances must be designed to operate at 220 volts without the addition of transformers or any other modification.
|
|
39
|
Voltage tolerance +/- 10%.
|
|
40
|
Frequency tolerance +/- 4%, voltage tolerance +/- 6%.
|
|
41
|
Voltage fluctuations are common.
|
|
42
|
Electric current is now continuous in most of the cities and large towns.
|
|
43
|
The neutral wire of the secondary distribution system is grounded except in the case of Sebba.
|
|
44
|
Frequency tolerance +/- 2%, voltage tolerance +/- 7%.
|
|
45
|
Voltage being standardized and converted to 220/380.
|
|
46
|
Frequency tolerance +/- 2.5%, voltage tolerance +/- 6%.
|
|
47
|
Frequency tolerance +/- 1%.
|
|
48
|
A grounding insulated conductor is required in the electrical cord attached to appliances.
|
|
49
|
Voltage tolerance +/- 20 to 30%.
|
|
50
|
Electric ranges must not exceed 11 kilowatts.
|
|
51
|
Frequency and voltage tolerances +/- 15%.
|
|
52
|
Voltage variations sufficient to damage electrical appliances are not uncommon.
|
|
53
|
Frequency tolerance +/- 4%, voltage tolerance +/- 5%.
|
|
54
|
A grounding conductor is required in the electrical cord attached to air conditioning appliances and electric ranges above 8-kw rating.
|
|
55
|
230/460 is used at commercial establishments.
|
|
56
|
Voltage tolerance +/- 7%, frequencies as low as 41 cps have occasionally been experienced.
|
|
57
|
Frequency tolerance +/- 1%, voltage tolerance +/- 6%.
|
|
58
|
Frequency tolerance 1/2 c/s, voltage tolerance + 4% - 8%.
|
|
59
|
380 volts also available in industrial areas.
|
|
60
|
Frequency & voltage tolerances +/- 10%.
|
|
61
|
Frequency tolerance +/- 5%, voltage tolerances +/- 10%.
|
|
62
|
Frequency tolerance +/- 2.5%, voltage tolerance +/- 10%.
|
|
63
|
Grounding conductor is required for 220//380 voltage.
|
|
64
|
Nominal voltage of 220 volts is used in commercial establishments & is gradually becoming common in private residences.
|
|
65
|
Voltage tolerance +/- 5%.
|
|
66
|
Frequency & voltage tolerances +/- 2.5% to 5%.
|
|
67
|
The voltage is gradually being converted from 127 to 220 volts.
|
|
68
|
Voltage tolerance + 4.5% - 20.5%.
|
|
69
|
The electric utility system of Vietnam is to be standardized at 3-phase, 220/380 volts, 4-wires wye. However, it will be several years before all of the system will be changed over to this voltage.
|
Last Updated on 5/19/98
Return to previous page
|