ЛТБУ 80
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![](https://old-lighting.ru/sites/default/files/styles/lamp_drawing/public/pictures/catimages/2019/01/27/011-1_3.jpg?itok=86u_UedD)
Encyclopedia chapter: General purpose low-pressure mercury discharge fluorescent lamps
Power (W): ![](data:image/png;base64,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)
Luminous flux (lm): ![](data:image/png;base64,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)
Average life (h): ![](data:image/png;base64,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)
Diameter (mm): ![](data:image/png;base64,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)
Length (mm): ![](data:image/png;base64,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)
Length 2 (mm): ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC0AAAAOCAYAAAC7IpUCAAACn0lEQVRIie3WO4hfRRQG8N8OQUOUZXEWH7gmgtFCRBYhBFFkVYwWjihY+CgCdirBQkGCoIWIhSS6iKtgGi0s4quYiNioBFGxMCTgIggiMcQYdkKQZYsQZi3uRGf/kWwUVARPc7lzvvnmO2fOOfeOLS8v+69Z+LcF/BX7U6JDyeev4g+h5MlQ8t+ajLHl5WWh5Fnch0krA3m0xjTXBL2AJ9r6UfyCHTWm1zrRj2C2va5BbdjbMV9jOrmaoFDynXgO63EEn2JbvzdAjemxGtNFeBjH8SQ24b2O7+ImdDtuwza8Gkp+tsNcis9xHq7HubisxnTgLAVP443GfQm24l7c1ePWjOw7jAN4qcZ0YsT3BfbVmHa2A+axhLUdZqIF9wFmsAdPYX41wc12YHeNaW97/yqUvKtx/JbA0dpbj0O4ZZStxjRXY9oZSt4YSn66BcHv5cBQDlcZknEYW/BJKHnqLPphYzt3NpTcJ/N9TPdro6KvwEkcPAP/DBKmW4A9x8t4sMZ0c41pQ+M7ji01psUzicZ4ex4cKaVjWDytpjv7Dgs1ptOuM5S8NpS8rsa0q8a0CZtxAn1Nf6+7xhrTEezFlR3PHaHkj0LJN44c8a3hpmoo+YFu/Roj5TUqOhgy/Uf2DfaduqYa09d4Edd2mP34KZQ8Hko+tX4dfm6CH8KHhrJ5pSevMS01cTfVmN7qXDfg4x472ogTmAoln4PxGtNC51tnaLIp/BBKnsDjeL3DfGkYnVtwrE2Wq/FO82/osEtOt+14PpR8qhFnDNNj8wrR7UPwrmFGTxoa6W6EUPLWGtPuht1smJ/7Q8kLhqnxJuY6vmdwuaG2L8Qi7q8xHWr+t1tQF1jZwKDGtCeUfCt+NCT0M9xTYzra48b+//f4h+xXr6Lipb2HmAMAAAAASUVORK5CYII=)
Bulb type: ![](data:image/png;base64,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)
Cap/base type: ![](data:image/png;base64,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)
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