Ex SSB 70, Ex SSB 150
Connecting accessories
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labelling
 EX II 2G Ex d e mb IIC T3(planned)explosion-proofing type
Ex e (improved safety)
EC type examination certificate
ZELM 03 AteX 0234 X
heating element with mineral insulation
TRM H321 und H600Tyco (Pyrote nax) HDC/HDF Tyco (Pyrote nax) HSQ/ HIQ heating element PTFE
Tyco XPI (Isopad)HEW Therm 260 type 5203, 5859 and 5860   |
files for downloading:
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The fuse box heating system consists of the serial circuit of the voltage regulators of the TRS…/… AT type and combination of heating elements of the NFA ../100 AT type and loop of heating elements. The heating is provided for fuse boxes, min 70 l; the boxes 70 L and 150 L are included in the standard scope of delivery. The system comprises also the heated supply lines for accessories in the fuse box. The analysis of the heating element loop includes the thermal characteristics both inside and outside the fuse box. Max. heating power: in the fuse box is 388 W. The maximum outside specific heating power is 18 W/m. The heating structure is suitable for use in Zone 1 for gases and up to the group IIC and provides for maximum surface temperature in accordance with the temperature class Т3. |