Description Overview Gas fired batch oven Manufacturer: Wisconsin Oven Still assembled today Oven will be used for tempering steel spring assemblies Loading of approximately 50 assemblies weighing approximately 40 pounds, in the oven at a time The size is based on approximately 4 to 5 cycles per hour providing the loading and unloading is accomplished promptly The heating rate is based on a heating cycle of approximately 12 minutes per cycle The oven will include, but not be limited to, the design features outlined in our specifications listed below Further modifications and design changes may be incorporated at the final engineering stages to produce the best equipment possible Specifications Temperature rating: maximum 500°F, minimum 250°F Temperature uniformity: +/- 10°F at 450°F Chamber dimensions: 86” wide x 25’0” long x 8’0” high Inside chamber dimension: 86” wide, 96” tall, 25 feet long Overall (approximately): 11’0” wide x 27’0” long x 16’0” high that includes the heater house on top of the oven The end shrouds add another 8 ft to the overall length Each cycle is approximately 12 minutes from loading to offloading Construction Tongue and groove panel assemblies with 4” of 6# density of semi-rigid batt type insulation 20 ga. aluminized steel interior and ductwork 20 ga. mild steel exterior, painted with WOC heat resisting enamel Several colors are available The body of the unit will include supports for a 4” monorail through the oven Floor: a 2” panel type insulated lay-in floor is included with the oven Doors One set of solenoid actuated, pneumatically operated, bi-parting doors, constructed essentially as the oven on each end of the oven There is included a slot in the top of the doors for the monorail Also included is an emergency release that can be operated from inside the oven Recirculation Two (2) CFM/25HP plug mounted type blower; combination air flow Air is directed onto the load from both sides at the bottom of the heating chamber, and is drawn through and around the load Exhaust Manually operated dampers for exhaust air out and fresh air 1,500 CFM/1HP exhaust blower Two (2) collection hoods, end mounted, each complete with hoods and an exhaust blower rated at 4,040CFM/3/4HP Stacks will be by the purchaser Heating Equipment One (1) Eclipse 160 AH burner rated at 1,200,000 BTU/hr, 30 to 1 turndown Including the safety train of control valve, blocking valves and pressure sensing devices all assembled as a unit for mounting on the oven The system meets the USA and Canadian standards as described in pp 12, below Controls and Instruments Located in an oven mounted NEMA 12 enclosure; includes all necessary instruments and controls for proper operation including: Honeywell UDC 2300 digital readout temperature controller Two (2) Honeywell UDC 2300 high limit controllers, located in the two side-wall supply ducts, each will have a separate thermocouple Motor starters and main disconnect Push buttons and pilot lights to indicate equipment status A manually set process timer with a signal light and alarm will be supplied to set heating cycle sequence Fused branch circuits and 110 volt control transformer Insurance and Other Specifications FM, IRI, CSA, CGA, NFPA86 & NEC recommended equipment Please contact us with any other applicable requirements or specifications (JIC, ETL, UL, etc.) for additional features and/or pricing Any on-site inspection or approval required will be the responsibility of the customer Utility Requirements 600 volt, 3 phase, 60 hertz electrical power, approximately 75 full load amperes 1000 BTU/cu.ft. natural gas at 1 – 5 psig pressure, 1 1/2” NPT gas connection Material Handling All conveyor equipment by the purchaser, except for the 4” monorail beam through the oven Purchaser to advise size of conveyor beam required Testing The unit is being shipped knocked down and not having been assembled in the plant it will not have been tested
