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Benka Unshielded Fire Resistant Data Cable (Mica)

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BENKA fire cables ensure high fire resistance, maintain circuit integrity, and support alarms, emergency lighting, and critical communications with minimal smoke and no acidic gases.

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Construction

Conductor	Stranded bare copper conductor to IEC 60228, DIN VDE 0295, EN 60228, class 2/class 5
Fire barrier	Mica tape outside each core/all pairs + fiberglass tape (optional)
Insulation	Cross-linked LSZH (HX)/Cross-linked polyethylene (XLPE), twisted in pair
Outer sheath	Low smoke zero halogen (LSZH) compound. Color: Orange, RAL 2003

Technical Data

Working voltage	300/500V
Test voltage	2000V
Rated temperature	-20°C to +90°C
Conductor resistance(max) (Ω/km)	0.5 mm²: 39; 0.75 mm²: 26; 1.0 mm²: 19.5; 1.5 mm²: 13.3; 2.0 mm²: 10.6; 2.5 mm²: 8.1
Capacitance (max) (nF/km)	120 (C/C); 240 (C/S)
Impedance	65 Ω
Max recommended current @ 25°C (Amps)	0.5 mm²: 3.2; 0.75 mm²: 6.3; 1.0 mm²: 10.5; 1.5 mm²: 14.5; 2.0 mm²: 17.5; 2.5 mm²: 20.8
Flame retardant	IEC 60332-1
Flame propagation	IEC 60332-3-22
Fire resistant	IEC 60331-21,DIN 4102-12 (210) & EN 50020 Annex E
Halogen free	IEC 60754-1
Acid and corrosive gases	IEC 60754-2
Smoke density	IEC 61034-2
Standard & Approval	RoHS, SIRIM,TUV
Minimum bending radius	8 x OD (static)

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