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W
Tubular and Process Assem blii
FIREBAR Heating Elements
Specifications
Applications
Clamp-on; hoppers, griddles Forced or convection air heating (Also see FINBAR, page 318)
Clamp-on; hoppers, griddles Forced or convection air heating
Watt Density
Stock:
up to 40 (6.2)
Stock:
up to 20
(3.1)
W/in2 (W/cm2)
M-t-O:
up to 60 (9.3)
M-t-O:
up to 60
(12.4)
Surface Area Per Linear Inch (cm)
2.3 in2
(14.8 cm2)
1.52 in2
(9.80 cm2)
Cross Section
Height ± 0.015/0.010" (0.381/0.254 mm)
1.010
(25.7)
0.650
(16.5)
Thickness ± 0.005/0.001" (0.127/0.025 mm)
0.235
(5.9)
0.235
(5.9)
Sheath Material—Maximum
Stock:
304 S. Steel 1200°F (65013)
Stock:
Incoloy ®
1400F
(760C)
Operating Temperature
M-t-O:
Incoloy® 1400°F (760°C)
M-t-O:
Incoloy ®
1400F
(760C)
304 S. Steel 1200°F (65013)
304 S. Steel
1200F
(650C)
Sheath Length
Stock:
11 to 46 >4 (280 to 1175)
Stock:
11 M to 52
(280 to 1321)
inch (mm)
M-t-O:
11 to 120 (280 to 3048)
M-t-O:
11 to 116
(280 to 2946)
Straightness Tolerance
Major axis inch/foot (cm/m):
0.062
(0.52)
0.062
(0.52)
Minor axis inch/foot (cm/m):
0.062
(0.52)
0.062
(0.52)
No-Heat Length (Refer to page 279)
Top Cold End
1" min., 12" max. (25/305 mm)
1" min., 12" max. (25/305 mm)
Bottom (blunt end) Cold End
1 ph- 0.5 min., 2" max. (13/51 mm)
Only available at 1.25"
3 ph- 0.75 min., 2" max. (19/51 mm)
480V~(ac)—48 amps 1960V~(ac) 2 milliamps 16 amps
1-phase, 3-phase wye 3or1
0.200Q minimum—14.00Q maximum© Flexible lead wires Threaded stud Quick connect (spade) Screw lug (plate)
N/A
480V~(ac)—25 amps
1960V~(ac)
2 milliamps
16 amps
1-phase
1
0.200A minimum—14.00fl maximum© Flexible lead wires Quick connect (spade) Screw lug (plate)
Maximum Voltage—Amperage
Maximum Hipotential
Maximum Current Leakage (cold)
Maximum Amperage Per Coil
Phase(s)
Resistance Coils
Ohms/Inch/Unit Terminations
R m
DO
>
®
Seals
Stock: M-t-O:
Lavacone 392°F (200°C) Ceramic base 2800°F (15351C)
Stock: M-t-O:
Lavacone 392°F (200°C) Ceramic base 2800F (1535°C)
RTV
Lavacone
500°F (260°C) 390°F (200°C)
RTV
Lavacone Epoxy resin
%2
500°F (260°C) 390°F (200°C)
266/350°F(130/176°C)
(19)
Epoxy resin 266/350F (130/176C)
Minimum Axis Bending Radius
inch (mm) (Do Not Field Bend)
Mounting Options
Surface Finish Options Optional Internal Thermocouple Single-end Configuration
Agency Recognition
Major: Minor: Minor:
1
M
%2
(25) (13) (4)
Major: Minor: Minor:
90°bend 180°bend
(13) (4)
90°bend 18 °bend
Bracket (Type 2) Threaded bulkhead
Bright Anneal
Bracket (Type 2) Threaded bulkhead
Bright Anneal
Stock: Slotted
M-t-O: Slotted, sealed or welded UL® Component recognition to 480V~(ac)
(file # E52951) CSA Component recognition to 480V~(ac)
(file #31388)
Stock: Slotted
M-t-O: Slotted, sealed or welded UL® Component recognition to 480V~(ac)
(file # E52951)
CSA Component recognition to 480V~(ac)
(file # 31388)
© Based on 1-phase, single voltage heater.
301
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page 314 p.314
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Pages:
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51-100
101-150
151-200
201-250
251-300
301-350
351-400
401-442