LightningController - MCF25-NAR-TNC+FS 3 | 8.5 | yes | 255 | IP20

LightningController - MCF25-NAR-TNC+FS

Item no. 5096953 | EAN 4012196585595

Item no. / Types

Pole version	3

Lightning surge current (10/350 μs)	8.5 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 25 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 160 A gL/gG
• Spark gaps for use in the pre-meter area according to VDE-AR-N 4100
• With potential-free changeover contact for remote signalling

Application: Building with outside cable infeed.

Technical data

Technical data

Approvals	VDE
Arrester surge current (8/20 µs) [total]	60 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.	7 AWG
Conductor cross-section, flexible (fine-wire), min.	10 mm²
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.	10 mm²
Conductor cross-section, rigid (single-wire/multiwire), min.	7 AWG
Connection cross-section, FM terminals, max.	1,5 mm²
Connection cross-section, FM terminals, max.	16 AWG
Connection cross-section, FM terminals, min.	0,5 mm²
Connection cross-section, FM terminals, min.	28 AWG
Dimension	255V
FM contacts	Changeover
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)	8,5 kA
Lightning surge current (10/350)	25 kA
Max. mains-side overcurrent protection	160 A
Maximum back-up fuse	160 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)	20 kA
Nominal discharge current (8/20 µs) [L-N]	20 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	yes
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
Switching power AC	250 V/ 2 A
Switching power DC	250 V/ 0,1 A
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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