- Product description
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Product descriptionCombination arrester, lightning current and surge arrester, type 1+2
• Protection level ≤ 1.5 kV
• For lightning protection equipotential bonding to VDE 0185-305 (IEC 62305)
• Lightning current arresting capacity to 75 kA (10/350), 3-pole
• Line following current quenching 50 kA Ipeak, arrester backup fuse to 315 A gL/gG
• Fulfils the requirements of VDE-AR-N 4100 for use in pre-meter area
• Encapsulated, non-extinguishing spark gap arrester for use in distributor housings
Application: Industrial systems and buildings with external lightning protection of the highest class I to IV.
Compact protection device
- Technical data
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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. 25 mm² Conductor cross-section, flexible (fine-wire), max. 3 AWG Conductor cross-section, flexible (fine-wire), min. 16 AWG Conductor cross-section, flexible (fine-wire), min. 1,5 mm² Conductor cross-section, rigid (single-wire/multiwire), max. 35 mm² Conductor cross-section, rigid (single-wire/multiwire), max. 2 AWG Conductor cross-section, rigid (single-wire/multiwire), min. 1,5 mm² Conductor cross-section, rigid (single-wire/multiwire), min. 16 AWG Connection cross-section, FM terminals, max. 16 AWG Connection cross-section, FM terminals, max. 1,5 mm² Connection cross-section, FM terminals, min. 0,5 mm² Connection cross-section, FM terminals, min. 28 AWG Dimension 255V FM contacts Changeover Height 70 mm Housing material surge protection components PA UL 94 V-0 Installation type DIN rail 35 mm Length 90 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 AC 255 V Maximum discharge current (8/20 μs) 50 kA Network form TN-C Nominal discharge current (8/20 µs) 35 kA Nominal voltage AC (50/60 Hz) 230 V Operating temperature, max. 80 °C Operating temperature, min. -40 °C Pole number 3 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 SPD to UL 1449 Type 4 Switching power AC 250V/ 1,5A Switching power DC 250V/ 0,1A TN network form yes TN-C network form yes Torque 5 Nm TOV voltage [L-N] ‒ fail safe mode ‒ 120 min. 442 V TOV voltage [L-N] ‒ withstand mode ‒ 5 s 440 V Width 107 mm - All types
- Downloads
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Data sheet MCF75-3+FS / 5096981 , 0.31MB , pdfCatalogue Überspannungsschutz , 28.42MB , pdfEU declaration of conformity MCF75-3+FS / 5096981 , 0.11MB , pdfREACH Declaration of conformity MCF75-3+FS / 5096981 , 0.12MB , pdfRoHS Declaration of conformity MCF75-3+FS / 5096981 , 0.12MB , pdfLabel approval VDE symbol approval, MCF NAR , 0.12MB , pdfLabel approval VDE symbol approval MCF 75, MCF 100 , 0.12MB , pdfLabel approval UL certificate MCF Compact , 0.37MB , pdfSelection aid Selection aid, surge protection , 2.00MB , pdfMounting instructions Mounting instructions MCF 75 + MCF 100 , 0.12MB , pdfInstallation instructions Mounting instructions, MCF 75-3 FS; MCF100-3+NPE+FS , 0.07MB , pdf
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