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Model 4

1500 - 6000 MBTU/hr

Rev. 03-08

Section B2-28

PART 1 GENERAL

1.1

SUBMITTALS

The manufacturer shall supply

copies of a dimensional drawing

indicating all relevant unit dimensions, layout and required
clearances.

The manufacturer shall supply

copies of a ladder type wiring

diagram to include all internal unit wiring, external connections, and
power supply requirements.

C. The manufacturer shall supply a copy of the authorized inspection

report, to the purchaser, upon completion and shipment of the unit.

1.2

CODES

A. The boiler shall be designed, constructed, and hydrostatically tested

in accordance with the ASME Boiler and Pressure Vessel Code.

The boiler shall be wired in accordance with the rules of the

National Electric Code.

C. All

electrical equipment shall be in conformity with the Underwriters

Laboratories requirements.

D. The complete boiler–burner package shall be approved by

Underwriters Laboratories and shall bear a UL label.

The boiler shall be built to comply with the following insurances

. (Factory Mutual, XL-GAP, ASME CSD–1)

1.3

GUARANTEES

The complete boiler package shall be warranted from defects in
materials and/or workmanship for a period of not less than 18
months from shipment or 12 months from unit start–up.

PART 2 PRODUCTS

2.1

TYPE

The boiler shall be a watertube type steam boiler with all steel
membrane walls.

The boiler shall be a three gas pass type boiler mounted on a heavy
duty steel frame.

C. The boiler shall have an integral forced draft burner and burner

controls.

D. The boiler shall be a Cleaver Brooks Model 4, series

(100

= No. 2 oil, 200 = No. 2 oil and gas, 700 = gas) steam boiler.

2.2

DESIGN CRITERIA

The boiler shall be designed in accordance with the ASME Boiler
and Pressure Code Section

(IV for low pressure, I for high

pressure).

The boiler shall be designed for

psig (15, 150, 250, 350, or

500). The maximum operating pressure will be

psig.

The boiler shall be designed for a maximum output of

lbs/

hr of steam, or

bhp. The boiler shall develop

lbs/hr of steam when operating at

psig with a feedwater

temperature of

°F.

D. Electrical power available will be

volts,

phase,

Hz.

Содержание Model 4

Страница 1: ...BENEFITS B2 3 PRODUCT OFFERING B2 4 Standard Equipment B2 4 Optional Equipment B2 7 Insurance Codes B2 7 DIMENSIONS AND RATINGS B2 8 PERFORMANCE DATA B2 15 Efficiency B2 15 Emissions B2 16 ENGINEERIN...

Страница 2: ...12 Model 4 emission data No 2 Oil B2 16 Table B2 13 Feedwater makeup rates B2 17 Table B2 14 Water quality parameters B2 17 Table B2 15 Model 4 fuel combustion air and flue gas flow rates B2 19 Table...

Страница 3: ...lls Enhanced heat transfer area in compact design Full water wall furnace improves heat transfer for high efficiency Small Boiler Footprint Savings of up to 50 in floor space Weighs up to 40 less than...

Страница 4: ...ce with the A S M E Boiler and Pressure Vessel Code The complete vessel is mounted on a structural steel frame B Steam drum includes a hand hole in the rear head for drum water side inspection Connect...

Страница 5: ...drive motor the complete assembly is factory mounted and tested C To ensure proper air for pre purge and combustion is provided by the fan a combustion air proving switch is provided D The complete b...

Страница 6: ...imit manual reset Burner firing rate low high low 4 Burner Control Panel and Controls A The control panel is enclosed within a NEMA 1A Rated enclosure mounted on the burner wind box at approximately e...

Страница 7: ...urner Propane Fuel Firing Special Gas Pressure Regulators Special fuel shut off valves Dual Pilots gas and oil Gas strainer Insurance Codes The boiler package can be equipped to meet various insurance...

Страница 8: ...in the main and pilot gas trains Lever Handled shutoff cock for the pilot gas train Non fused disconnect to remove boiler from all sources of power DIMENSIONS AND RATINGS For layout purposes the nomin...

Страница 9: ...Model 4 1500 6000 MBTU hr Rev 03 08 Section B2 9 Figure B2 1 Model 4 Dimension Drawing...

Страница 10: ...8 77 8 77 8 77 8 77 8 77 8 O2 Base to Top of Control Panel 83 25 83 25 83 25 83 25 83 25 83 25 83 25 83 25 83 25 P Base to Surface Blowoff 59 25 59 25 59 25 59 25 59 25 59 25 59 25 59 25 59 25 Q Base...

Страница 11: ...53 3 3 4 7 6 6 9 9 9 15 Blower Motor Gas Firing Only 460V 0 77 1 7 2 4 3 3 4 5 4 5 4 5 7 5 Blower Motor Oil or Combination 230V 4 7 4 7 6 6 9 15 9 9 15 Blower Motor Oil or Combination 460V 2 4 2 4 3 3...

Страница 12: ...alve with P O C 1 1 2 9 High Gas Pressure Switch 1 4 Sizes 3500 to 5000 1 Butterfly Valve 2 2 Pilot Shutoff Cock 1 2 3 Pilot Gas Regulator 1 2 4 Pilot Solenoid Valve 1 2 5 Manual Shutoff Valve 2 6 Mai...

Страница 13: ...rooks representative Natural Gas 1000 Btu cu ft specific gravity 0 65 Table B2 6 Minimum required NATURAL GAS pressure at entrance to OVERSIZED UL FM XL GAP gas trains upstream of gas pressure regulat...

Страница 14: ...XL GAP gas trains upstream of gas pressure regulator BOILER SIZE INLET PIPE SIZE inches HONEYW ELL VALVE SIZE inches PRESSUR E REQ UIRED REQ UIRED FUEL FLOW SCFH MIN W C MAX W C 1500 1 5 1 5 6 7 28 0...

Страница 15: ...6 lbs hr 1 1 1 2 4240 lbs hr 6000 1 3 6942 lbs hr 1 2 6596 lbs hr Fem ale Pipe Thread Connection FPT PERFORMANCE DATA Efficiency Efficiency data provided in Table B2 10 is based on low pressure steam...

Страница 16: ...y weight Sulfur 0 5 max by weight Ash 0 01 max by weight ENGINEERING DATA The following engineering information is provided for the Model 4 steam boiler Additional information may be obtained from you...

Страница 17: ...ugh walls and roofs The design of the stack and breeching must provide the required draft at each boiler stack connection Although constant pressure at the flue gas outlet is not required it is necess...

Страница 18: ...itions and cause variations in the quantity of combustion air This can result in unsafe burner performance D It is forbidden to have the total area of the air supply openings at less than one square f...

Страница 19: ...692 2115 2538 2961 3384 3808 4231 5077 Flue Gas Gas scfh 17 520 23 360 29 200 35 040 40 880 46 720 52 560 58 400 70 080 lb hr 1 278 1 704 2 130 2 556 2 983 3 409 3 835 4 261 5 113 Oil scfh 17 914 23 8...

Страница 20: ...mendations of FM XL GAP formerly IRI GE GAP and ASME CSD 1 The gas train and its components have been designed and tested to operate for the highest combustion efficiency Gas Pressure Requirements For...

Страница 21: ...re should be measured with a manometer to ensure sufficient pressure is available A survey of all connected gas using devices should be made If appliances other than the boiler are connected to the ga...

Страница 22: ...13 602 960 1 700 3 460 Fuel Natural Gas Inlet Pressure Less than 2 0 psi Pressure Drop 0 30 w c Specific Gravity 0 60 Table B2 17 Gas line capacity Schedule 40 metallic pipe Pipe Size Nominal 1 1 1 4...

Страница 23: ...41 500 84 700 60 615 1 240 2 270 4 660 6 980 13 500 21 400 37 900 77 300 70 569 1 150 2 100 4 320 6 470 12 500 19 900 35 100 71 600 80 532 1 080 1 970 4 040 6 050 11 700 18 600 32 800 67 000 90 502 1...

Страница 24: ...132 000 60 892 1 870 3 520 7 220 10 300 20 300 33 200 58 700 120 000 70 821 1 720 3 230 6 640 9 950 19 200 30 500 54 000 110 000 80 764 1 600 3 010 6 180 9 260 17 800 28 400 50 200 102 000 90 717 1 5...

Страница 25: ...00 60 1 300 2 630 4 800 9 860 14 800 28 500 45 400 80 200 164 000 70 1 200 2 430 4 450 9 130 13 700 26 400 42 000 74 300 151 000 80 1 150 2 330 4 260 8 540 12 800 24 700 39 300 69 500 142 000 90 1 060...

Страница 26: ...Model 4 1500 6000 MBTU hr Rev 03 08 Section B2 26 Figure B2 4 Typical gas header piping...

Страница 27: ...Design Criteria B2 28 Product Design B2 29 Burner Management System B2 33 Shop Tests B2 34 Shipment B2 34 Installation B2 34 Start Up B2 34 Operation and Maintenance Manuals B2 35 SAMPLE SPECIFICATION...

Страница 28: ...er shall be built to comply with the following insurances Factory Mutual XL GAP ASME CSD 1 1 3 GUARANTEES A The complete boiler package shall be warranted from defects in materials and or workmanship...

Страница 29: ...he front and rear of the unit to allow internal inspection and shall be a minimum of 4 7 8 x 5 7 8 7 The boiler shall have inspection openings in the convection area 8 A feedwater tapping and integral...

Страница 30: ...The safety relief valve set pressure shall be psig 7 A high limit pressure control shall be provided It shall be a manual reset type and shall be wired to prevent burner operation and lockout if exces...

Страница 31: ...d must return to the low fire position prior to ignition 3 Automatic electric ignition of the premix gas pilot shall be furnished An electric scanner of the UV principle shall monitor the pilot preven...

Страница 32: ...hed 5 The single combustion air damper motor shall operate the low and high fire oil valves and the gas butterfly valve The damper motor shall regulate the fire according to system demand in response...

Страница 33: ...3 The panel shall contain the blower motor starter control circuit fuses control circuit transformer and control switches A damper selector switch shall be provided to permit selection of automatic or...

Страница 34: ...lot flame for turndown tests 7 The controller shall also have the following functions display history of operating hours and totals of completed on off cycles provide a constant flame signal strength...

Страница 35: ...35 B The boiler start up shall include boiler operator training and shall cover boiler operation water treatment and maintenance of the unit 3 5 OPERATION AND MAINTENANCE MANUALS Manufacturer shall su...

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