Aldrich A3C-4000 Datos del producto - Página 2

Navegue en línea o descargue pdf Datos del producto para Caldera Aldrich A3C-4000. Aldrich A3C-4000 5 páginas. Firetube condensing hydronic boilers

F. For quality purposes the boiler must be manufactured by a company having at least ten (10)

years documented boiler manufacturing experience in accordance to ASME Section IV Boiler

and Pressure Vessel Code.

1.5

COORDINATION

A. Furnish and coordinate size and location of concrete bases.

1.6

WARRANTY

A. Boiler manufacturer will repair or replace any part of the A3C boiler that is found to be

defective in workmanship or materials within sixty (60) months of shipment from the factory

or sixty (60) months from start-up, whichever comes first.

B. The boiler is covered against failure from flue gas corrosion and /or defective material or

workmanship for a period of ten (10) years pro-rated from the date of shipment from the

factory. Waterside corrosion or scaling is not covered. The manufacturer will repair,

replace, exchange or credit at their option, FOB factory, the pressure vessel

C. In additional to the above pressure vessel warranty the burner, trim, and controls are

warranted for a period of one (1) year after installation.

PART 2 – PRODUCTS

2.1 HORIZONTAL THREE PASS FIRETUBE CONDENSING BOILER

A. Basis of Design Product: Subject to compliance with requirements, provide products as

listed:

1. Aldrich Company – Manufactured in Wyoming, IL, Model: A3C-

B. The boiler must be manufactured by a company having at least ten (10) years documented

boiler manufacturing experience in accordance to ASME Section IV Boiler and Pressure

Vessel Code.

C. Description: Factory packaged and firetested firetube condensing boiler complete with gas

burner, gas train, and controls mounted and wired, skid mounted requiring only supply,

return, fuel, drain, electrical and vent connections.

D. Fabricate base and attachment to pressure vessel with reinforcement strong enough to

resist boiler movement during a seismic event when boiler base is anchored to building

structure.

E. Design: Horizontal three pass firetube design. The boilers combustion chamber shall be

water jacketed including a water surrounded furnace. All fireside surfaces are to be

constructed using duplex 2205 stainless steel. Boilers constructed using a carbon steel,

aluminum, 300 series stainless steel or 400 series stainless steel materials for fireside

surfaces are not allowed. Boilers constructed of two passes are not allowed.

Boiler to have a minimum efficiency of 95% when return water temperatures are <80°F.