Installation cable with circuit integrity application: safety installation cable for the transmission of signals and measurements in control and regulation systems. Where special protection against fire and fire damage to people and property and the maintenance of function of the plants over a period of 3 minutes or 3 - 9 minutes is necessary. They are not approved for power installation purposes and not for direct burial. Construction: Conductor: stranded bare copper single wire, 8 mm diameter mica tapes Insulation: cross-linked polymer HI
VDE 2 7 Part 23 Core identification to VDE 8
5 Twisting: 2 cores to the pair and 4 pairs into bundles in layers common Aderhüllung Static Screen: plastic laminated metal foil (metal side inside) and bare drain wire Outer sheath: Polyolefin compound HM2 as per VDE 2 7 of 24 halogen-free and flame retardant sheath color: orange or red as fire alarm cable Specifications: 8 mm Nominal voltage: 225 V Test voltage: 3 V DC loop resistance: 73.2 ohms / km Current Rating: 5
A capacitance:
2 nF / km Insulation Resistance:
MOhm x km Capacitive coupling: K
2 pF (
m, 8 Hz): Attenuation: approx
, 2 dB / km (8 Hz) Temperature range: - 5 ° C - 5 ° C (during installation) - 3 ° - + 7 ° C (after installation) Operating temperature: +7 ° C (max.) Bending radius: 7,5 x cable diameter 2,5 x cable diameter for single bending without train challenges: Burning characteristics: according to VDE 472 T. 8 4 Category C (= IEC 332 -
) Insulation: according to VDE 472 part 8
4, IEC 33
Fire protection: DIN 4
Part 2
2 corrosivity of fire gases: according to VDE 472 T. 8
3 Smoke density: according to VDE 472 T. 8
6 Category C (= IE Type: BMK JE-H (ST) H 2X2X, 8 E9 RT item:
MTR