PT 1X2+F-BE
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Surge protection base-element
2856126
Base element for protective plug PT with protective circuit for a 2-core floating signal circuit. Integrated gas arrester as coarse protection between GND and PE. Mounting on NS 35/7.5 und NS 35/15, housing width: 17.5 mm.
Product details
| Notes on operation | In the base elements PT...+F-BE, the connections 9/10 (GND) are linked to the mounting foot via a gas-filled surge arrester. |
| Product type | Base element |
| Product family | PLUGTRAB PT |
| Type | Base element, DIN rail mounting |
| Number of positions | 2 |
| Surge protection fault message | none |
| Wire pairs per module | 1 |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal voltage UN | 48 V DC |
| Connection method | Screw connection |
| Screw thread | M3 |
| Tightening torque | 0.5 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 | 51.5 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 1 Div. |
| Color | black (RAL 9005) |
| copper color | |
| Flammability rating according to UL 94 | V-0 |
| Housing material | PA 6.6 |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Signal Ground/Shield-Earth Ground |
| Maximum continuous voltage UC | 53 V DC |
| 37 V AC | |
| Rated current | 450 mA (45 °C) |
| Resistance per path | 2.2 Ω ±10 % |
| Surge protection fault message | none |
| Max. required back-up fuse | 500 mA (T) |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m (amsl) |
| Conformity/Approvals | |
| ATEX | II 3 G Ex nA II T6/T4 X |
| Standards/specifications | IEC 61643-21 |
| Note | 2000 + corrigendum 2001 + A1:2008, modified + A2:2012 |
| Standards/specifications | EN 61643-21 |
| Note | 2001 + A1:2009 + A2:2013 |
| Mounting type | DIN rail: 35 mm |
Your advantages
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