LightningController - MCF75-NAR-TNC 3 | 25 | no | 255 | IP20

LightningController - MCF75-NAR-TNC

Item no. 5096982 | EAN 4012196608768

Item no. / Types

Pole version	3

Lightning surge current (10/350 μs)	25 kA

Remote signalling

Maximum continuous voltage AC	255 V

Protection rating	IP20

Product description

Product description

Combination arrester, type 1+2, for mounting on 40 mm busbars, for TN-C systems

• Protection level ≤1.5 kV to protect the terminals
• Lightning protection equipotential bonding according to VDE 0185-305 (IEC 62305)
• Lightning current arresting capacity up to 75 kA (10/350) 3-pole
• Fulfils the requirements of VDE 0100-534 (IEC 60364-5-53)
• Line follow current quenching up to 50 kA and max. backup fuse up to 315 A gL/gG
• Spark gaps for use in the pre-meter area according to VDE-AR-N 4100

Application: Building with lightning protection or outside cable infeed.

Technical data

Technical data

Approvals	VDE
Arrester surge current (8/20 µs) [total]	75 kA
Cable type for surge protection devices	Power cable AV
Conductor cross-section, flexible (fine-wire), max.	2 AWG
Conductor cross-section, flexible (fine-wire), max.	35 mm²
Conductor cross-section, flexible (fine-wire), min.	10 mm²
Conductor cross-section, flexible (fine-wire), min.	7 AWG
Conductor cross-section, rigid (single-wire/multiwire), max.	2 AWG
Conductor cross-section, rigid (single-wire/multiwire), max.	35 mm²
Conductor cross-section, rigid (single-wire/multiwire), min.	7 AWG
Conductor cross-section, rigid (single-wire/multiwire), min.	10 mm²
Dimension	255V
Height	109 mm
Housing material surge protection components	PA UL 94 V-0
Installation type	Bus bar 40 mm
Length	226 mm
Lightning surge current (10/350 μs)	25 kA
Lightning surge current (10/350)	75 kA
Max. mains-side overcurrent protection	315 A
Maximum back-up fuse	315 A
Maximum continuous voltage (L-N)	255 V
Maximum continuous voltage AC	255 V
Maximum discharge current (8/20 μs)	50 kA

Maximum discharge current (8/20 μs) [L-N]	50 kA
Network form	TN-C
Nominal discharge current (8/20 µs)	25 kA
Nominal discharge current (8/20 µs) [L-N]	25 kA
Nominal voltage AC (50/60 Hz)	230 V
Operating temperature, max.	80 °C
Operating temperature, min.	-40 °C
Pole version	3
Protection rating	IP20
Remote signalling	no
Response time	<100 ns
Short-circuit resistance for max. mains-side overcurrent protection	50 kA eff
Signalling on device	Visual
SPD to EN 61643-11	Type 1+2
SPD to IEC 61643-1	Class I+II
TN network form	yes
TN-C network form	yes
Torque	3,5 Nm
TOV voltage [L-N] ‒ fail safe mode ‒ 120 min.	442 V
TOV voltage [L-N] ‒ withstand mode ‒ 5 s	440 V
Version for	3+NPE
Width	50 mm

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