The Backer 0443474 is a flange heater designed for bitumen, built according to drawing SK01.1298-1SF V.1 for horizontal installation. It operates at 3 X 400 V Delta with a 23 kW rating. The assembly features 24 highly compressed round heating rods (R8) made of W.Nr.1.4541 with a load of 1.71 W/cm and 0.67 W/cm2, mounted to a DN 150 PN 16 steel flange (W.Nr.Steel-37-2) measuring 285 mm in diameter, 240 mm pitch circle diameter, and 22 mm thickness. Additional components include three CrNi-steel distance discs, a distance collar for the connection housing, and an IP 65 aluminum connection box (280 x 230 x 110 mm) with an M25 cable gland and PG11 blind. It includes a 2-wire PT 100 sheath resistance thermometer and is completely wired on a terminal rail.
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| Manufacturer | Backer |
|---|---|
| Country | |
| Part number | 0443474 |
| Inner Code | 5298835 |
| Custom Code | 85161080 |
| Product type | Flange heater for bitumen |
|---|---|
| Voltage | 3 X 400 V Delta |
| Power | 23 kW |
| Heating rods | 24 round heating rods R8 W.Nr.1.4541 |
| Rod load | 1.71 W/cm, 0.67 W/cm2 |
| Flange | DN 150 PN 16 W.Nr.Steel-37-2 |
| Flange dimensions | D= 285 mm / K= 240 mm / b= 22 mm |
| Distance discs | 3 pieces, D. 155 x 2 mm, Mat.CrNi-steel |
| Temperature sensor | 1 PT 100 sheath resistance thermometer 2-wire |
| Probe dimensions | 4 x 82 mm, Length 2200 mm |
| Connection box | Aluminum IP 65, 280 x 230 x 110 mm |
| Cable glands | 1 x M25 + 1 x PG 11 blind, 1 x PG11 for PT-100 |
| Dimensions | EL= 2990 +/- 10 mm, UB= 200 mm |
| Installation position | Horizontal |