WALK-IN OVENS

Specifications

	Circulation Diagram (Front View)
MODEL WTH666-500 ELECTRIC WITHOUT DOORSILL, WITH DRAG SEALS ON DOORS

SPECIFICATIONS  Back to Top CAUTION: OVENS PROCESSING COMBUSTIBLE MATERIAL ARE REQUIRED BY NATIONAL FIRE PROTECTION ASSOCIATION STANDARD 86 TO HAVE A FIRE SUPPRESSION SYSTEM. IF FLAMMABLE SOLVENTS OR VAPORS ARE PRESENT IN AN OVEN, OSHA REQUIRES CONFORMANCE WITH NFPA 86 WHICH DEFINES OVENS FOR THESE APPLICATIONS AS CLASS A OVENS. A POWERED FORCED EXHAUSTER AND OTHER NON-STANDARD SAFETY EQUIPMENT MUST BE ADDED. SEE BULLETIN TC-940 AND CONSULT FACTORY.

Model Work Space Outside Dimensions* (WxDxH) Max Temp Blower Insu- lation Heat Input Operating Characteristics† Approx Shipping Weight Model Dimensions (WxDxH) Volume Cu Ft CFM HP KW BTU/HR Control Accuracy Oven Uniformity Rise Time Electric Gas WTH446-500 48" x 48" x 72" 96    66" x 61" x 112" 500°F 3300   2 4" 30 250,000   ±0.3% ±6°F      40 min 20 min 2700   WTH446-500 WTH446-650 48" x 48" x 72" 96    68" x 62" x 113" 650°F 3300   2 5" 40 300,000   ±0.3% ±8°F      45 min 25 min 3200   WTH446-650 WTH446-750 48" x 48" x 72" 96    70" x 64" x 115" 750°F 4000   3 6" 45 350,000   ±0.3% ±10°F      55 min 35 min 3600   WTH446-750 WTH566-500 60" x 72" x 72" 180    80" x 85" x 112" 500°F 4200   3 4" 40 300,000   ±0.3% ±6°F      40 min 20 min 3700   WTH566-500 WTH566-650 60" x 72" x 72" 180    82" x 86" x 113" 650°F 4200   3 5" 45 350,000   ±0.3% ±8°F      50 min 25 min 4400   WTH566-650 WTH566-750 60" x 72" x 72" 180    84" x 88" x 115" 750°F 5000   5 6" 60 400,000   ±0.3% ±10°F      50 min 35 min 4500   WTH566-750 WTH586-500 60" x 96" x 72" 240    80" x 109" x 112" 500°F 6000   5 4" 45 350,000   ±0.3% ±6°F      40 min 25 min 3900   WTH586-500 WTH586-650 60" x 96" x 72" 240    82" x 110" x 113" 650°F 6000   5 5" 60 400,000   ±0.3% ±8°F      45 min 30 min 4700   WTH586-650 WTH586-750 60" x 96" x 72" 240    88" x 112" x 125" 750°F 7800   5 6" 80 600,000   ±0.3% ±10°F      50 min 35 min 6000   WTH586-750 WTH666-500 72" x 72" x 78" 234    96" x 85" x 118" 500°F 6000   5 4" 45 350,000   ±0.3% ±6°F      40 min 25 min 3900   WTH666-500 WTH666-650 72" x 72" x 78" 234    98" x 86" x 119" 650°F 6000   5 5" 60 400,000   ±0.3% ±8°F      45 min 30 min 4700   WTH666-650 WTH666-750 72" x 72" x 78" 234    104" x 88" x 131" 750°F 7800   5 6" 80 600,000   ±0.3% ±10°F      50 min 35 min 6000   WTH666-750 WTH686-500 72" x 96" x 78" 312    96" x 109" x 128" 500°F 7800   5 4" 60 400,000   ±0.3% ±6°F      40 min 25 min 6300   WTH686-500 WTH686-650 72" x 96" x 78" 312    98" x 110" x 129" 650°F 7800   5 5" 80 600,000   ±0.3% ±6°F      45 min 25 min 6600   WTH686-650 WTH686-750 72" x 96" x 78" 312    104" x 112" x 131" 750°F 10,000   7-1/2 6" 100 700,000   ±0.3% ±10°F      50 min 30 min 7900   WTH686-750 WTH6106-500 72" x 120" x 78" 390    96" x 133" x 128" 500°F 10,000   7-1/2 4" 80 600,000   ±0.3% ±6°F      35 min 20 min 7000   WTH6106-500 WTH6106-650 72" x 120" x 78" 390    98" x 134" x 129" 650°F 10,000   7-1/2 5" 100 700,000   ±0.3% ±8°F      35 min 25 min 7200   WTH6106-650 WTH6106-750 72" x 120" x 78" 390    104" x 136" x 128" 750°F 12,500   10 6" 120 800,000   ±0.3% ±10°F      45 min 35 min 8700   WTH6106-750 WTH6126-500 72" x 144" x 78" 468    100" x 157" x 128" 500°F 12,500   10 4" 80 600,000   ±0.3% ±6°F      40 min 25 min 8000   WTH6126-500 WTH6126-650 72" x 144" x 78" 468    102" x 158" x 129" 650°F 12,500   10 5" 100 700,000   ±0.3% ±8°F      45 min 30 min 8300   WTH6126-650 WTH6126-750 72" x 144" x 78" 468    108" x 160" x 141" 750°F 17,500   15 6" 120 800,000   ±0.3% ±10°F      55 min 40 min 10,300   WTH6126-750 WTH688-500 72" x 96" x 96" 384    100" x 109" x 146" 500°F 10,000   7-1/2 4" 80 600,000   ±0.3% ±6°F      30 min 20 min 6400   WTH688-500 WTH688-650 72" x 96" x 96" 384    102" x 110" x 147" 650°F 10,000   7-1/2 5" 100 700,000   ±0.3% ±8°F      35 min 25 min 6700   WTH688-650 WTH787-500 84" x 96" x 84" 392    112" x 109" x 134" 500°F 10,000   7-1/2 4" 80 600,000   ±0.3% ±6°F      35 min 20 min 7600   WTH787-500 WTH787-650 84" x 96" x 84" 392    114" x 110" x 135" 650°F 10,000   7-1/2 5" 100 700,000   ±0.3% ±8°F      40 min 25 min 8000   WTH787-650 WTH7107-500 84" x 120" x 84" 490    112" x 133" x 134" 500°F 12,500   10 4" 80 600,000   ±0.3% ±6°F      40 min 25 min 8600   WTH7107-500 WTH7107-650 84" x 120" x 84" 490    114" x 134" x 135" 650°F 12,500   10 5" 100 600,000   ±0.3% ±8°F      45 min 30 min 8900   WTH7107-650 WTH7127-500 84" x 144" x 84" 588    116" x 153" x 144" 500°F 17,500   15 4" 100 700,000   ±0.3% ±6°F      40 min 25 min 10,300   WTH7127-500 WTH7127-650 84" x 144" x 84" 588    118" x 158" x 145" 650°F 17,500   15 5" 140 1,200,000   ±0.3% ±8°F      40 min 25 min 10,700   WTH7127-650 WTH8108-500 96" x 120" x 96" 640    132" x 133" x 156" 500°F 17,500   15 4" 120 800,000   ±0.3% ±3°F      35 min 25 min 10,400   WTH8108-500 WTH8108-650 96" x 120" x 96" 640    134" x 134" x 157" 650°F 17,500   15 5" 160 1,200,000   ±0.3% ±8°F      35 min 25 min 11,100   WTH8108-650 WTH8128-500 96" x 144" x 96" 768    136" x 157" x 166" 500°F 24,500   20 4" 140 1,200,000   ±0.3% ±6°F      35 min 25 min 12,500   WTH8128-500 WTH8128-650 96" x 144" x 96" 768    136" x 158" x 167" 650°F 24,500   20 5" 180 1,200,000   ±0.3% ±8°F      35 min 25 min 13,200   WTH8128-650

*All Models—Control panel overhang 9" right side. Model WTC-446—Motor-mount overhang 19" rear; gas burner overhang 15" front Models WTC-566 & WTC-666—gas burner overhang 15" front Gas Models—325 CFM exhauster except 650 CFM at 1,200,000 BTU/HR ¹Removable heat chamber recommended. See below.

†Accuracy as percent of controller span. Uniformity at 50°F below maximum temperature. Rise Time in minutes to 50°F below maximum temperature. Tests run with empty oven and minimum exhaust. Performance will vary with load and application. See Bulletin TC-920 for additional details.

• Removable Top Mounted Heat Chamber, fully assembled on oven and tested. Heat chamber match marked and removed for shipping or installation clearance. Overall height increases by one insulated wall thickness and overall width increases by 2"
  Option RHC

• Double Doors Both Ends, additional set of doors on rear of oven to allow access to work space from both ends. Overall depth increases by 4"
  Option DD