Unigas HTP90A, Manual Of Installation - Use - Maintenance

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10
DN = gas valves size. * It is recommended to fit a counterflange between burner and boiler. As an alternative, make a smaller hole H, but greather than Y and fit the blast tube from the internal side of boiler
NOTE: the overall dimensions are referred to burners provided with Siemens VGD valves.
Air inlet flange Burner flange Burner recommended counterflange Boiler recommended drilling template
DN A B C CC D E F G H J JJ K KK L M N O OO P PP Q QQ R S U V W Y Z
HTP512A 50 1475 520 955 314 1477 978 499 340 380 337 185 540 530 715 M14 552 390 693 390 x 685 x 160 525 750 216 945 328 230
HTP512A 65 1475 520 955 314 1456 957 499 340 380 337 185 540 530 715 M14 552 390 693 390 x 563 x 160 403 750 292 945 328 230
HTP512A 80 1475 520 955 314 1458 959 499 340 380 354 185 540 530 715 M14 552 390 693 390 x 604 x 160 444 750 322 945 328 230
HTP512A 100 1475 520 955 314 1548 1049 499 340 380 392 185 540 530 715 M14 552 390 693 390 x 684 x 160 524 824 382 945 328 230
HTP515A 50 1491 520 971 314 1477 978 499 380 420 337 185 540 530 715 M14 552 390 693 390 x 685 x 160 525 750 216 945 328 230
HTP515A 65 1491 520 971 314 1456 957 499 380 420 337 185 540 530 715 M14 552 390 693 390 x 563 x 160 403 750 292 945 328 230
HTP515A 80 1491 520 971 314 1458 959 499 380 420 354 185 540 530 715 M14 552 390 693 390 x 604 x 160 444 750 322 945 328 230
HTP515A 100 1491 520 971 314 1548 1049 499 380 420 392 185 540 530 715 M14 552 390 693 390 x 684 x 160 524 824 382 945 328 230
HTP520A 50 1497 520 977 314 1477 978 499 400 440 337 185 540 530 715 M14 552 390 693 390 x 685 x 160 525 750 216 945 340 230
HTP520A 65 1497 520 977 314 1456 957 499 400 440 337 185 540 530 715 M14 552 390 693 390 x 563 x 160 403 750 292 945 340 230
HTP520A 80 1497 520 977 314 1458 959 499 400 440 354 185 540 530 715 M14 552 390 693 390 x 604 x 160 444 750 322 945 340 230
HTP520A 100 1497 520 977 314 1548 1049 499 400 440 392 185 540 530 715 M14 552 390 693 390 x 684 x 160 524 824 382 945 340 230
HTP525A 50 1497 520 977 314 1570 1071 499 434 484* 494 185 540 530 715 M14 721* 390 693 510* 510* 765 550* 160 605 843 216 945 340 230
HTP525A 65 1497 520 977 314 1548 1049 499 434 484* 494 185 540 530 715 M14 721* 390 693 510* 510* 643 550* 160 483 843 292 945 340 230
HTP525A 80 1497 520 977 314 1583 1084 499 434 484* 494 185 540 530 715 M14 721* 390 693 510* 510* 695 550* 160 535 875 322 945 340 230
HTP525A 100 1497 520 977 314 1666 1167 499 434 484* 494 185 540 530 715 M14 721* 390 693 510* 510* 802 550* 160 642 942 382 945 340 230