Attachment_0001_DFP_Explosive_Proof_Oven_30Sep2016.docx

DESCRIPTION FOR PURCHASE (DFP)

For Explosion Proof Cabinet Oven

30 September 2016

DESCRIPTION OF REQUIREMENT: The contractor shall provide all management, tools, supplies, equipment, and labor necessary to fabricate and deliver an Explosion Proof Cabinet Oven

GENERAL INFORMATION:

INTENDED USE: Cabinet Oven for drying of various components and material to include, but not limited to:

Inert parts: various plastic parts, silicone sponge rubber, aluminum parts (cases).

Energetic parts: grains & igniter parts containing extruded or pressed magnesium-teflon-viton (MTV) composition (dry).

Reactivation of desiccant.

Possible use: drying of loose/solvent wetted (with acetone/hexane) MTV composition.

3 SPECIFIC MINIMUM REQUIREMENTS

3.1 RATING: Rating for Class 1 Div 1, Class 2 Div 1 Groups D, E, F & G environment.

3.2 SIZE: Interior cabinet dimensions of 5' ± 6” wide (double door) by 4' ± 6” high by 3' ± 6” deep. Exterior cabinet dimensions, as delivered/crated, must allow unit to fit through a double doorway opening of 82”w X 93h”. Exterior size (uncrated/installed) shall not exceed 114”w X 72”d X 84”h.

3.3 CONSTRUCTION: Stainless steel interior. Shelving interior with individually removable shelves, equally spaced 2-4" apart vertically, two columns (i.e. one shelf column per door). Minimum of 12 shelves provided (e.g. 6 shelves per column). The oven shall have (4) lifting lugs secured in the top of the unit to allow for movement of the oven via hoist/crane.

3.4 PURGE: Electrical console to be air purged using a Bebco EPS purging system.

3.5 TEMPERATURE RANGE: 120-250 degrees F normal operating range required, ability to operate below and/or above this range as well is also acceptable. Must be able to maintain temperature within ± 5 degrees of set point.

3.6 VENTING: Oven shall be vented, by the use of an exhaust fan, to remove any gaseous solvents. Items being dried/heated may off gas isopropyl alcohol, acetone and/or hexane. Max solvent load of 8 lbs twice a day. CAAA has in place a 10” exhaust duct, vented to the outdoors (from a previous oven) available for use.

3.7 DISPLAY/CONTROLS: Digital temperature set point, digital current oven temperature, and power on/off indicator shall be displayed. Shall have high and low limit temperature set points and alarms to warn operators. Shall have Standard 8-12" circular chart recorder, with charts for continually monitoring/recording temperatures. 7 day recording is preferred; 24 hour recording is minimum acceptable.

3.8 DOCUMENTATION: As a minimum, offeror shall supply installation instructions, operation manual(s), list of suggested replacement parts, service/maintenance guide, basic descriptive drawings/sketches (detailed drawings not required) and electrical schematics. At least one complete hard copy set as well as one CD/DVD copy.

4 INSTALLATION: Installation will be completed by CAAA. After delivery of the oven has been accepted, Manufacturer must be available, for a period of at least 6 months, via telephone for customer/technical support during installation. Manufacturer’s standard business hours are acceptable. Manufacturer must also specify what electrical supply (voltage/amperage/phase) will be required for the oven. Oven will be direct hard wired to building electrical supply via conduit (CAAA supplied/installed).

5 OPTIONAL INSTALLATION ON-SITE SUPPORT: If required by the Government, the offeror shall provide on-site field representative(s) to assist CAAA with installation. If required, on-site installation assistance will occur within 6 months of acceptance of the oven. Field representatives shall be on-site at CAAA no later than 2 weeks after notification that on-site installation assistance is required.

6 DELIVERABLES: Oven, installation instructions, operation manual(s), list of suggested replacement parts, service/maintenance guide, basic descriptive drawings/sketches, electrical schematics, and electrical requirements.