Buderus Logano plus GB312, Руководство по установке

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2
Details of the product
Logano plus GB312 - Technical specifications are subject to change without prior notice 13
2.10.2 Specifications
Connection ST (B-kit) ¾" NPT 1" NPT
Diameter GAS 1" NPT 1 ¼" NPT
Boiler size (output - no. of heat exchanger
sections)
Unit 90 - 4 120 - 4 160 - 5 200 - 6 240 - 7 280 - 8
Tab. 1 Dimensions and connection sizes
Observe all standards and guidelines appli-
cable to the installation and operation of the
heating system in your country. The informa-
tion on the boiler rating plate is definitive and
it is imperative that it is observed.
Boiler size (output - no. of heat exchanger sec-
tions)
Unit 90 - 4 120 - 4 160 - 5 200 - 6 240 - 7 280 - 8
Natural gas (gas type A)
I-B-R Input max. load Btu/hr 328,300 440,500 588,300 732,600 880,700 1,028,800
min. load Btu/hr 132,200 132,200 176,500 219,800 264,200 308,600
I-B-R gross output 180/80 ° F max. load Btu/hr 305,000 409,000 544,000 676,000 810,000 944,000
I-B-R net rating 180/80 ° F max. load Btu/hr 265,000 356,000 473,000 588,000 704,000 821,000
Rated heat ouput 122/86 ° F max. load Btu/hr 307,100 409,500 545,900 682,400 819,000 955,400
(50/30 ° C) min. load Btu/hr 128,100 127,400 171,200 212,300 255,200 298,100
Flue gas mass flow rate 180/80 ° F max. load lb/min 4.85 6.53 9.14 11.40 13.88 16.15
Flue gas mass flow rate 122/86 ° F max. load lb/min 5.05 7.12 9.29 11.61 14.02 16.65
Flue gas temperature 180/80 ° F max. load ° F 83 90 127 138 140 134
Flue gas temperature 122/86 ° F max. load ° F 120 133 129 131 131 135
CO2 content, natural gas max. load
% 9.1
(GAS A) min. load
Available flue pressure
in. W.C. 0.4 (100 Pa)
(flue draft + air supply pressure)
Air supply volumetric flow rate cfm 95 95 130 160 190 220
Blower G1G 170
Honeywell gas valve V4730C1071 V4730C1097
V4730C10
63
Gas injector diameter
Natural gas (GAS A) calorific value 1075 BTU/ft3 17.0
Heating water circuit
Boiler water capacity
US gal-
lons
4.2 4.2 5.3 6.3 7.1 7.9
Primary pressure drop psi
Æ
Fig. 4 (graph)
Maximum flow temperature, heating/hot water
mode
° F 180/180
High temperature cut-out safety limit (manual
reset high limit setting
)
° F 200
Permissible operating pressure psi 50
Electrical data
Enclosure class IP 40
Mains power supply V/Hz 120 V / 60 Hz
Power consumption max. load W 84 150 190 230 270 370
min. load W 40 40 45 50 50 50
Maximum permissible fuse rating A 10
Appliance dimensions and weight
Transport clearance dimensions, width x depth x
height
Inches 34x25x60 42x25x60 50x25x60
Weight lbs 455 530 585 665 730
Tab. 2 Specifications