Carbolite GVC Series - Manual (Page 21)

MF48 -1.18
21
9.0 S PECIFICATIONS
9.1 Models Covered by this Manual
GHA models – horizontal single-zone tube furnaces with controls in integral base
GVA models – versatile single-zone tube furnaces with controls in integral base
GHC models – horizontal three-zone tube furnaces with controls in integral base
GVC models – versatile three-zone tube furnaces with controls in integral base
All models have cylindrical elements with wire formed in the surface of the insulation material.
All models have can accept work tubes up to a maximum outside diameter of 170mm.
All models have a maximum operating temperature of 1200°C (1100° continuous).
Model names are of the type “GHA 12/300” where 300 is the heated length. Sizes range from
300mm heated length (GHA/GVA) or 450mm (GHC/GVC) to 1200mm (all models).
Heated
Length Max.
Power
Minimum
work tube
length
Type C
work tube
Type D
work tube
(mm) (W) (mm) (mm) (mm)
300 2340 480 600 900
450 3120 630 750 1050
500 3900 780 900 1200
750 4680 930 1050 1350
900 5460 1080 1200 1500
1050 6240 1230 1350 1650
1200 7020 1380 1500 1800
1500 8580 1530 1800 2100
Work tubes may be supplied in any commercially available size up to the maximum of 170mm
o/d. Type C protrudes about 40mm from each end of the furnace (from the end guards), while type
D allows for the fitting of gas seals or other attachments.
9.2 Environment
The furnaces contain electrical parts and should be stored and used in indoor conditions as
follows:
temperature: 5°C - 40°C
relative humidity: maximum 80% up to 31°C decreasing linearly to 50% at 40°C
Carbolite reserves the right to change specifications without notice.