Thien Son Technology Corporation (Nhà cung cấp thiết bị điện tử, tự động, ... hàng đầu tại Việt Nam)

Type 1+2 protective device combination – FLT-SEC-T1+T2-3S-350/25-FM – 2905470

*Description: Plug-in lightning and surge arrester combination, in accordance with Type 1+2/Class I+II, for 3-phase power supply networks, with separate N and PE (L1, L2, L3, PE, N).

*Country of origin: DE (Germany)

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Your advantages

-Directly coordinated combination of type 1 spark gap without line follow current and type 2 varistor arrester

-Particularly suitable for maximum protection of sensitive devices in harsh environments

-High continuous voltage of 350 V AC for 230/400 V AC networks with high voltage fluctuations


-Low voltage protection level of 1.5 kV

-Optical, mechanical status indicator

-With floating remote indication contact

-Plugs can be checked with CHECKMASTER 2




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Ambient conditions

Degree of protection IP20 (only when all terminal points are used)
Ambient temperature (operation) -40 °C … 80 °C
Ambient temperature (storage/transport) -40 °C … 80 °C
Altitude ≤ 2000 m (amsl (above mean sea level))
Permissible humidity (operation) 5 % … 95 %
Shock (operation) 30g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (operation) 5g (5 – 500 Hz/2.5 h/X, Y, Z)


IEC test classification I + II
T1 + T2
EN type T1 + T2
IEC power supply system TN-S
Mode of protection L-N
Mounting type DIN rail: 35 mm
Color light grey RAL 7035
traffic grey A RAL 7042
Housing material PA 6.6-FR 20% GF
Degree of pollution 2
Flammability rating according to UL 94 V-0
Type DIN rail module, two-section, divisible
Number of positions 4
Surge protection fault message Optical, remote indicator contact

Additional technical data

Maximum discharge current Imax (8/20) µs 100 kA

Indicator/remote signaling

Switching function PDT contact
Operating voltage 12 V AC … 250 V AC
125 V DC (200 mA DC)
Operating current 10 mA AC … 1 A AC
1 A DC (30 V DC)
Connection method Plug-in/screw connection via COMBICON
Screw thread M2
Tightening torque 0.25 Nm
Stripping length 7 mm
Conductor cross section flexible 0.14 mm² … 1.5 mm²
Conductor cross section solid 0.14 mm² … 1.5 mm²
Conductor cross section AWG 28 … 16


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