Type 3 surge protection device - PLT-SEC-T3-24-FM

Pluggable device protection, according to type 3/class III, for 1-phase power supply networks with separate N and PE (3-conductor system: L1, N, PE), with integrated surge-proof fuse and remote indication contact. Also suitable for DC applications.

Product Details

Type DIN rail module, two-section, divisible
Product type Device protection
Number of positions 2
Surge protection fault message Optical, remote indicator contact
Insulation characteristics
Overvoltage category III
Pollution degree 2
IEC test classification III
EN type T3
Number of ports One

Connection name Remote fault indicator contact
Switching function N/C contact
Operating voltage 250 V AC
125 V DC (200 mA DC)
Operating current 3 A AC
1 A DC (30 V DC)

Connection method Screw connection
Screw thread M3
Tightening torque 0.8 Nm
Conductor cross section flexible 0.2 mm² ... 2.5 mm²
Conductor cross section solid 0.2 mm² ... 4 mm²
Conductor cross section AWG 24 ... 12

Dimensional drawing
Width 17.7 mm
Width 17.7 mm
Height 90 mm
Height 90 mm
Depth 74.5 mm (incl. DIN rail 7.5 mm)
Depth 74.5 mm
Horizontal pitch 1 Div.

Color light grey RAL 7035
traffic grey A RAL 7042
Flammability rating according to UL 94 V-0
CTI value of material 600
Insulating material PA 6.6-FR 20% GF
PA 6.6-FR
Material group I
Housing material PA 6.6-FR 20 % GF
PA 6.6-FR

Mode of protection L-N
(L+) - (L-)
(L+/L-) - PE
Direction of action 1L-N & N-PE
Nominal voltage UN 24 V AC (TN-S)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous voltage UC 34 V AC
34 V DC
Rated load current IL 26 A (30 °C)
Residual current IPE ≤ 5 µA
Standby power consumption PC ≤ 30 mVA (at UREF)
≤ 50 mVA (at UC)
Reference test voltage UREF 27 V AC
Nominal discharge current In (8/20) µs 1 kA
Combination wave UOC 2 kV
Voltage protection level Up (L-N) ≤ 0.25 kV
Voltage protection level Up (L-PE) ≤ 0.65 kV
Voltage protection level Up (N-PE) ≤ 0.65 kV
TOV behavior at UT (L-N) 50 V AC (5 s / withstand mode)
50 V AC (120 min / withstand mode)
TOV behavior at UT (L-PE) 50 V AC (5 s / withstand mode)
50 V AC (120 min / withstand mode)
Response time tA (L-N) ≤ 25 ns
Response time tA (L-PE) ≤ 100 ns
Response time tA (N-PE) ≤ 100 ns
Short-circuit current rating ISCCR 1.5 kA AC
1 kA DC
Max. backup fuse with branch wiring not required

Ambient conditions
Degree of protection IP20
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 (10 ... 150 Hz/20 cycles/axis/X, Y, Z)

UL specifications
Mode of protection L-N
(L+) - (L-)
(L+) - G
(L-) - G
Nominal voltage 24 V DC
Rated load current IL 25 A
Power distribution system Single phase
Nominal frequency 50/60 Hz
Measured limiting voltage MLV (L-N) 290 V
Measured limiting voltage MLV (L-G) 560 V
Measured limiting voltage MLV (N-G) 560 V
Measured limiting voltage MLV (L+) - (L-) 290 V
Measured limiting voltage MLV (L+) - G 560 V
Measured limiting voltage MLV (L-) - G 560 V
SPD Type 4CA
UL connection data
Tightening torque 5 lbf-in. ... 7 lbf-in.
Conductor cross section AWG 14 ... 12

Standards/specifications IEC 61643-11
Standards/specifications EN 61643-11

Mounting type DIN rail: 35 mm

Item number 2905223
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C06
Product Key CL14A1
Catalog Page Page 71 (C-4-2017)
GTIN 4046356939676
Weight per Piece (including packing) 91.16 g
Weight per Piece (excluding packing) 88.2 g
Customs tariff number 85363030
Country of origin DE


ECLASS-9.0 27130806


ETIM 7.0 EC000942


UNSPSC 21.0 39121620

China RoHS Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Your advantages

Plugs can be checked with CHECKMASTER 2
Varistor-based device protection
Can be used without separate backup fuse thanks to integrated overcurrent protection
For 1-phase power supply units (AC/DC)
Optical status indicator via LED
With floating remote indication contact