Device protection with interference filter
SFP 1-20/120AC
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EMC filter surge protection device
2856702
Device protection, according to type 3/class III, with mains interference filter to prevent high-frequency interference voltages, for 1-phase power supply networks with separate N and PE (3-conductor system: L1, N, PE), with remote indication contact.
Product details
| General | |
| Note | For IT systems: only install the device in 120 V IT systems with common HV/LV grounding system. |
| Type | DIN rail module, one-piece |
| Product type | Interference filters |
| Product family | SFP |
| Number of positions | 2 |
| For country-specific use in | USA, CN, BR |
| Surge protection fault message | Optical, remote indicator contact |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| IEC test classification | III |
| T3 | |
| EN type | T3 |
| Number of ports | Two |
| Indicator/remote signaling | |
| Connection name | Remote fault indicator contact |
| Switching function | Changeover contact |
| Operating voltage | 12 V AC ... 250 V AC |
| 250 V DC (250 mA DC) | |
| Operating current | 100 mA AC ... 1 A AC |
| 1 A DC (48 V DC) | |
| Connection method | Screw terminal blocks |
| Screw thread | M3 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| 4.5 lbf-in. ... 5.5 lbf-in. | |
| Conductor cross section flexible | 2.5 mm² ... 4 mm² |
| Conductor cross section rigid | 2.5 mm² ... 6 mm² |
| Conductor cross section AWG | 14 ... 10 |
| Dimensional drawing |
|
| Width | 112 mm |
| Height | 86.6 mm |
| Depth | 79 mm |
| Color | Silver |
| Flammability rating according to UL 94 | V-0 |
| Insulating material | ABS |
| Housing material | Aluminum |
| Mechanical data | |
| Open side panel | No |
| Mode of protection | L-N |
| L-PE | |
| N-PE | |
| Direction of action | L-N & L(N)-PE |
| Nominal voltage UN | 120 V AC (TN) |
| 120 V AC (TT - only in use with RCD) | |
| 120 V AC (IT) | |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous voltage UC | 150 V AC |
| Rated load current IL | 20 A (40 °C) |
| Residual current IPE | ≤ 0.6 mA |
| Standby power consumption PC | ≤ 7.5 VA (at UREF) |
| ≤ 10 VA (at UC) | |
| Reference test voltage UREF | 132 V AC |
| Nominal discharge current In (8/20) µs | 3 kA |
| Combination wave UOC | 6 kV (3 kA) |
| Voltage protection level Up | ≤ 0.45 kV |
| TOV behavior at UT (L-N) | 175 V AC (5 s / withstand mode) |
| 240 V AC (5 s / safe failure mode) | |
| 208 V AC (120 min / safe failure mode) | |
| TOV behavior at UT (L-PE) | 208 V AC (5 s / withstand mode) |
| 175 V AC (120 min / withstand mode) | |
| 1332 V AC (200 ms / safe failure mode) | |
| TOV behavior at UT (N-PE) | 1200 V AC (200 ms / safe failure mode) |
| Response time tA | ≤ 25 ns |
| Capacity (L-N) | 1 µF ±10 % |
| 10 nF ±10 % (X2-275 V) | |
| Capacity (L-PE) | 2.2 nF ±20 % (Y2-250 V) |
| Capacity (N-PE) | 2.2 nF ±20 % (Y2-250 V) |
| Max. required back-up fuse | 20 A (MCB B/general purpose) |
| 16 A (IT - MCB B/general purpose) | |
| Input attenuation aE, sym. | 20 dB (≥ 100 kHz / 50 Ω) |
| Input attenuation aE, asym. | 30 dB (≥ 1 MHz / 50 Ω) |
| Short-circuit current rating ISCCR | 5 kA AC (TN/TT) |
| 1 kA AC (IT) | |
| Filter data | |
| Discharge resistance | 820 kΩ |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -25 °C ... 70 °C |
| Ambient temperature (storage/transport) | -25 °C ... 70 °C |
| Permissible humidity (operation) | 5 % ... 95 % |
| UL specifications | |
| Maximum continuous operating voltage MCOV (L-N) | 150 V AC |
| Maximum continuous operating voltage MCOV (L-G) | 150 V AC |
| Maximum continuous operating voltage MCOV (N-G) | 150 V AC |
| Short-circuit current rating (SCCR) | 5 kA |
| Voltage protection rating VPR (L-N) | 500 V |
| Voltage protection rating VPR (L-G) | 500 V |
| Voltage protection rating VPR (N-G) | 500 V |
| Nominal discharge current In | 3 kA |
| Mode of protection | L-N |
| L-G | |
| N-G | |
| Power distribution system | Single phase |
| Nominal frequency | 50/60 Hz |
| SPD Type | 2CA |
| UL indicator/remote signaling | |
| Operating voltage | 12 V AC ... 250 V AC |
| DC operating voltage | 250 V DC (250 mA DC) |
| AC operating current | 100 mA AC ... 1 A AC |
| DC operating current | 1 A DC (48 V DC) |
| UL connection data | |
| Tightening torque | 5 lbf-in. ... 7 lbf-in. |
| Conductor cross section AWG | 12 ... 10 |
| Air clearances and creepage distances | |
| Standards/regulations | DIN VDE 0110-1 / IEC 60664-1 / IEC 61643-1 |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | DIN rail: 35 mm |
UL Recognized
Approval ID: FILE E 330181EAC
Approval ID: RU C-DE.*09.B.00169CSA
Approval ID: 13631CSAus
Approval ID: 13631UAE-RoHS
Approval ID: 23-10-88892cULus Recognized
Your advantages
Optimized protective effect with combined protective circuit for absorbing transient overvoltages for attenuating high-frequency interference
Symmetrical design of the protective circuit with surge protection components on the input and output sides of the filter
Protection against excessive heating with thermal monitoring of the protective circuit
Versatile in use with universal circuit design