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Phoenix Contact 2817987 F-MS 12 Surge Arrester

The PHOENIX CONTACT F-MS 12 surge arrester is a robust and reliable solution for protecting sensitive electronic equipment from voltage surges. Designed for DIN rail installation, this Type 2 surge arrester offers single-channel protection with a disconnect device on each plug for enhanced safety and maintenance. It incorporates optical and mechanical status indication, allowing for quick and easy assessment of arrester functionality. The F-MS 12 is suitable for a wide range of applications, including industrial control systems, power distribution networks, and sensitive electronic devices, providing reliable protection in both TN and TT power supply systems. Its voltage-switching design and robust construction ensure effective surge mitigation and long-term operational reliability.

Authorized Distributors
Source:DigiKey
Part No:2817987
Stock:2
Inv Date:05-28-2026
Price: Unit price: $157
Buy/RFQ:
Part No:2817987
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:2817987
Stock:0
Inv Date:05-28-2026
Price: Unit price: $171.54
Buy/RFQ:

Phoenix Contact 2817987 F-MS 12 Surge Arrester Specifications:

  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 124.3 g
  • Custom tariff number: 85363030
  • Country of origin: Germany
  • Height: 90 mm
  • Width: 17.6 mm
  • Depth: 58 mm
  • Horizontal pitch: 1 Div.
  • Ambient temperature (operation): -40 °C ... 80 °C
  • Ambient temperature (storage/transport): -40 °C ... 80 °C
  • Altitude: ≤ 2000 m (amsl)
  • Permissible humidity (operation): 5 % ... 95 %
  • Shock (operation): 25g (half sinus / 11 ms / 3x ±X, ±Y, ±Z)
  • Vibration (operation): 5g (10 ... 500 Hz / 2.5 h / X, Y, Z)
  • Degree of protection: IP20
  • Nominal voltage UN: 240/415 V AC (TN - only N-PE)
  • Nominal frequency fN: 50 Hz
  • Maximum continuous voltage UC: 260 V AC
  • Rated load current IL: 80 A
  • Residual current IPE: ≤ 5 µA
  • Standby power consumption PC: ≤ 1.5 mVA
  • Nominal discharge current In(8/20) µs: 20 kA
  • Maximum discharge current Imax(8/20) µs: 40 kA
  • Follow current interrupt rating Ifi: 100 A (260 V)
  • Voltage protection level Up: ≤ 1.5 kV
  • Residual voltage Ures: ≤ 0.4 kV (at In)
  • Front of wave sparkover voltage at 6 kV (1.2/50) µs: ≤ 1.5 kV
  • TOV behavior at UT: 1200 V AC (200 ms / withstand mode)
  • Response time tA: ≤ 100 ns
  • Max. backup fuse with V-type through wiring: 80 A (gG)
  • Connection method: Screw connection
  • Conductor cross section flexible: 1.5 mm² ... 25 mm²
  • Conductor cross section solid: 1.5 mm² ... 35 mm²
  • Conductor cross section AWG: 15 ... 2
  • Screw thread: M5
  • Tightening torque: 4.5 Nm
  • Stripping length: 16 mm
  • SPD Type: 4CA
  • Maximum continuous operating voltage MCOV (N-G): 260 V AC
  • Mode of protection: N-G
  • Power distribution system: 1
  • Nominal frequency: 50/60 Hz
  • Measured limiting voltage MLV (N-G): 1490 V
  • Standards/specifications: IEC 61643-11 2011, EN 61643-11 2012
  • IEC test classification: II
  • EN type: T2
  • IEC power supply system: TN, TT
  • Number of ports: One
  • SPD design: Voltage-switching type
  • Mounting type: DIN rail: 35 mm
  • Color: jet black RAL 9005
  • Housing material: PA 6.6, PBT
  • Degree of pollution: 2
  • Flammability rating according to UL 94: V-0
  • Type: DIN rail module, two-section, divisible
  • Number of positions: 1
  • Surge protection fault message: optical
  • eCl@ss 4.0: 27140201
  • eCl@ss 4.1: 27130801
  • eCl@ss 5.0: 27130801
  • eCl@ss 5.1: 27130801
  • eCl@ss 6.0: 27130805
  • eCl@ss 7.0: 27130805
  • eCl@ss 8.0: 27130805
  • eCl@ss 9.0: 27130805
  • ETIM 2.0: EC000941
  • ETIM 3.0: EC000941
  • ETIM 4.0: EC000941
  • ETIM 5.0: EC000941
  • UNSPSC 6.01: 30212010
  • UNSPSC 7.0901: 39121610
  • UNSPSC 11: 39121610
  • UNSPSC 12.01: 39121610
  • UNSPSC 13.2: 39121620

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Frequently Asked Questions

Where can I buy Phoenix Contact 2817987?

You can click on the BUY or RFQ button to purchase 2817987 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 2817987?

You can download the 2817987 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 2817987?

Phoenix Contact

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