Phoenix FLT-MB-T1-264/25-3 0-UT-R - 1 2 3 combined surge protector 1461302, compact, non-"hot" plug-in and leakage-free lightning current/surge protector based on wear-free carbon discharge gap technology, used for 3-phase power supply network (4-wire system: L1, L2, L3, PEN) with common N (neutral wire) and PE (protective wire), suitable for use in unmeasured areas, discharge capacity up to 100 kA, lightning protection class I and II, with remote signaling function.

Product Type combination type
IEC Category I II III
T1 T2 T3
EN Type T1 T2 T3
IEC power supply system TN-C
type rail mounting module, monolithic
Surge protection fault alarm visual status indication window and remote alarm contact
insulation characteristics
Overvoltage Category IV (main circuit)
II (auxiliary circuit)
pollution level 2

Rated frequency fN 50Hz (60 Hz)
indicator/remote signaling
Connection Name Remote alarm contact
switching function changeover contact
Nominal operating voltage 12V AC ... 250V AC
125V DC (200 mA DC)
Operating current 10 mA AC ... 0.5 A AC
0.5 A DC (30V DC)

Connection Mode screw connection
thread M5
Tightening torque 3 Nm (2,5 mm² ... 16 mm²)
4.5 Nm (25 mm² ... 35 mm²)
stripping length 18mm
Flexible Wire Cross Section 2.5 mm² ... 25 mm²
Rigid conductor cross section 2.5 mm² ... 35 mm²
Attachable Guide Cross Section AWG 13 ... 2
Connection Mode fork cable end
Flexible Wire Cross Section 2.5 mm² ... 25 mm²
Remote alarm contact
Connection Mode COMBICON in-line/screw connection
thread M2
Tightening torque 0.5 Nm ... 0.6 Nm
stripping length 7mm
Flexible Wire Cross Section 0.2 mm² ... 2.5 mm²
Rigid conductor cross section 0.2 mm² ... 2.5 mm²
Attachable Guide Cross Section AWG 24 ... 12

Dimensional drawing
width 72mm
height 99.7mm
depth 76.6mm (7.5mm with DIN rail)
Horizontal stitch pitch 4 Zoning

color light gray (RAL 7035)
flame retardant rating to UL 94 V-0
material 600
insulation material PBT
Material Group I
Shell Material PBT

Mechanical parameters
Open Side Panel No

protection channel L-PEN
Rated voltage UN 240/415V AC (TN-C)
Rated frequency fN 50Hz (60 Hz)
Maximum continuous operating voltage UC 264V AC
Rated load current IL 80 A (< 55 °C)
Residual Flow IPE ≤ 0.01 mA
Nominal discharge current In(8/20)&micro;s 25 kA
Combined surge UOC 6 kV
impulse discharge current (10/350)& micro;s, charging 12.5
impulse discharge current (10/350)& micro;s, specific energy 156 kJ/Ω
1461302

Phoenix FLT-MB-T1-264/25-3 0-UT-R - 1 2 3 Combined Surge Protective Device 1461302

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