PT 2+1-S-48DC/FM
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Type 3 surge protection device
2817958
Rail-mountable surge arrester as device protection for terminal equipment, fault signal in the plug and signaling contact in the base element, 2-section, pluggable. Design: 48 V DC
Product details
| Product type | Device protection |
| Product family | PLUGTRAB PT |
| IEC power supply system | DC |
| Type | DIN rail module, two-section, divisible |
| Surge protection fault message | Optical, remote indicator contact |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Arrester can be tested with CHECKMASTER from software version: | From SW rev. 1.00 |
| IEC test classification | III |
| T3 | |
| EN type | T3 |
| Number of ports | One |
| Indicator/remote signaling | |
| Connection name | Remote fault indicator contact |
| Switching function | N/C contact |
| Operating voltage | 7 V DC ... 70 V DC (open collector) |
| Operating current | 5 mA DC ... 15 mA (open collector) |
| 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 rigid | 0.2 mm² ... 4 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Dimensional drawing |
|
| Width | 17.7 mm |
| Height | 90 mm |
| Depth | 65.5 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 1 Div. |
| Color | black (RAL 9005) |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PA 6.6 |
| Housing material | PA 6.6 |
| Mode of protection | L-N |
| L-PE | |
| N-PE | |
| (L+) - (L-) | |
| (L+/L-) - PE | |
| Direction of action | 1L-N & N-PE |
| Nominal voltage UN | 48 V DC |
| Maximum continuous operating voltage UC | 60 V DC |
| Rated load current IL | 26 A (30 °C) |
| Protective conductor current IPE | ≤ 10 µA |
| Nominal discharge current In (8/20) µs | 500 A |
| Combination wave UOC | 1 kV (2 Ω) |
| 1 kV (2 Ω) | |
| Voltage protection level Up | ≤ 120 V |
| Response time tA (L-N) | ≤ 1 ns |
| Response time tA (L-PE) | ≤ 1 ns |
| Short-circuit current rating ISCCR | 200 A (without backup fuse for UC) |
| Max. backup fuse with branch wiring | 50 A (gG) |
| 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) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Air clearances and creepage distances | |
| Standards/regulations | DIN VDE 0110-1 / IEC 60664-1 / DIN VDE 0675-6 / IEC 61643-1 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Mounting type | DIN rail: 35 mm |
Your advantages
Easy testing and documentation with CHECKMASTER 2 with pluggable protective modules
Maximum ease of maintenance, thanks to the 2-piece design
Easy selection for all possible demands in MCR applications with a complete product portfolio
The signal is not influenced during maintenance work, thanks to the impedance-neutral insertion and removal of protective plugs
Permanent protective device monitoring with optical signaling via LED