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Walk-In Ovens
 
BULLETIN
WI-512

WALK-IN BATCH OVEN
HORIZONTAL AIR FLOW
TOP HEAT CHAMBER




             

Circulation Diagram
(Front View)
SPECIFICATIONS CAUTION: WALK-IN BATCH 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 A WALK-IN BATCH OVEN, OSHA REQUIRES CONFORMANCE WITH NFPA 86 WHICH DEFINES WALK-IN BATCH 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
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    70" x 65" x 116" 500°F 3300   2 6" 30 250,000   ±0.3% ±6°F      40 min 20 min 2970  
WTH446-650 48" x 48" x 72" 96    72" x 66" x 117" 650°F 3300   2 7" 40 300,000   ±0.3% ±8°F      45 min 25 min 3480  
WTH446-800 48" x 48" x 72" 96    74" x 68" x 119" 800°F 4000   3 8" 45 350,000   ±0.3% ±10°F      55 min 35 min 3890  
WTH566-500 60" x 72" x 72" 180    84" x 89" x 116" 500°F 4200   3 6" 40 300,000   ±0.3% ±6°F      40 min 20 min 4070  
WTH566-650 60" x 72" x 72" 180    86" x 90" x 117" 650°F 4200   3 7" 45 350,000   ±0.3% ±8°F      50 min 25 min 4780  
WTH566-800 60" x 72" x 72" 180    90" x 92" x 119" 800°F 5000   5 8" 60 400,000   ±0.3% ±10°F      50 min 35 min 4900  
WTH586-500 60" x 96" x 72" 240    84" x 113" x 116" 500°F 6000   5 6" 45 350,000   ±0.3% ±6°F      40 min 25 min 4335  
WTH586-650 60" x 96" x 72" 240    86" x 114" x 117" 650°F 6000   5 7" 60 400,000   ±0.3% ±8°F      45 min 30 min 5145  
WTH586-800 60" x 96" x 72" 240    92" x 116" x 129" 800°F 7800   5 8" 80 600,000   ±0.3% ±10°F      50 min 35 min 6505  
WTH666-500 72" x 72" x 78" 234    100" x 89" x 122" 500°F 6000   5 6" 45 350,000   ±0.3% ±6°F      40 min 25 min 4330  
WTH666-650 72" x 72" x 78" 234    102" x 90" x 123" 650°F 6000   5 7" 60 400,000   ±0.3% ±8°F      45 min 30 min 5140  
WTH666-800 72" x 72" x 78" 234    108" x 92" x 135" 800°F 7800   5 8" 80 600,000   ±0.3% ±10°F      50 min 35 min 6495  
WTH686-500 72" x 96" x 78" 312    100" x 113" x 132" 500°F 7800   5 6" 60 400,000   ±0.3% ±6°F      40 min 25 min 6830  
WTH686-650 72" x 96" x 78" 312    102" x 114" x 133" 650°F 7800   5 7" 80 600,000   ±0.3% ±6°F      45 min 25 min 7145  
WTH686-800 72" x 96" x 78" 312    108" x 116" x 135" 800°F 10,000   7-1/2 8" 100 700,000   ±0.3% ±10°F      50 min 30 min 8475  
WTH6106-500 72" x 120" x 78" 390    100" x 137" x 132" 500°F 10,000   7-1/2 6" 80 600,000   ±0.3% ±6°F      35 min 20 min 7605  
WTH6106-650 72" x 120" x 78" 390    102" x 138" x 133" 650°F 10,000   7-1/2 7" 100 700,000   ±0.3% ±8°F      35 min 25 min 7820  
WTH6106-800 72" x 120" x 78" 390    108" x 140" x 135" 800°F 12,500   10 8" 120 800,000   ±0.3% ±10°F      45 min 35 min 9355  
WTH6126-500 72" x 144" x 78" 468    104" x 161" x 132" 500°F 12,500   10 6" 80 600,000   ±0.3% ±6°F      40 min 25 min 8700  
WTH6126-650 72" x 144" x 78" 468    106" x 162" x 133" 650°F 12,500   10 7" 100 700,000   ±0.3% ±8°F      45 min 30 min 9015  
WTH6126-800 72" x 144" x 78" 468    112" x 164" x 145" 800°F 17,500   15 8" 120 800,000   ±0.3% ±10°F      55 min 40 min 11,090  
WTH688-500 72" x 96" x 96" 384    104" x 113" x 150" 500°F 10,000   7-1/2 6" 80 600,000   ±0.3% ±6°F      30 min 20 min 6995  
WTH688-650 72" x 96" x 96" 384    106" x 114" x 151" 650°F 10,000   7-1/2 7" 100 700,000   ±0.3% ±8°F      35 min 25 min 7310  
WTH787-500 84" x 96" x 84" 392    116" x 113" x 138" 500°F 10,000   7-1/2 6" 80 600,000   ±0.3% ±6°F      35 min 20 min 8205  
WTH787-650 84" x 96" x 84" 392    118" x 114" x 139" 650°F 10,000   7-1/2 7" 100 700,000   ±0.3% ±8°F      40 min 25 min 8615  
WTH7107-500 84" x 120" x 84" 490    116" x 137" x 138" 500°F 12,500   10 6" 80 600,000   ±0.3% ±6°F      40 min 25 min 9285  
WTH7107-650 84" x 120" x 84" 490    118" x 138" x 139" 650°F 12,500   10 7" 100 600,000   ±0.3% ±8°F      45 min 30 min 9600  
WTH7127-500 84" x 144" x 84" 588    120" x 157" x 148" 500°F 17,500   15 6" 100 700,000   ±0.3% ±6°F      40 min 25 min 11,110  
WTH7127-650 84" x 144" x 84" 588    122" x 162" x 149" 650°F 17,500   15 7" 140 1,200,000   ±0.3% ±8°F      40 min 25 min 11,540  
WTH8108-500 96" x 120" x 96" 640    136" x 137" x 160" 500°F 17,500   15 6" 120 800,000   ±0.3% ±3°F      35 min 25 min 11,245  
WTH8108-650 96" x 120" x 96" 640    138" x 138" x 161" 650°F 17,500   15 7" 160 1,200,000   ±0.3% ±8°F      35 min 25 min 11,860  
WTH8128-500 96" x 144" x 96" 768    140" x 161" x 170" 500°F 24,500   20 6" 140 1,200,000   ±0.3% ±6°F      35 min 25 min 13,500  
WTH8128-650 96" x 144" x 96" 768    142" x 162" x 171" 650°F 24,500   20 7" 180 1,200,000   ±0.3% ±8°F      35 min 25 min 14,215  
*All Models—Control panel overhang 9" right side.
Model WTH-446—Motor mount overhang 19" right side; gas burner overhang 15" left side.
Models WTH-566 & WTH-666—Gas burner overhang 15" front.
Gas Models—325 CFM exhauster, except 650 CFM at 1,200,000 BTU/HR.
‡Removable 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

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Horizontal Air Flow
Rear Mounted Heat Chamber
Walk-In Batch Ovens

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Specifications Subject to Change Without Notice
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