Wago : 787-2861/108-020
circuit breaker
787-2861/108-020
elektronik devre kesici; 1 kanallı; 24 VDC giriş gerilimi; ayarlanabilir 1 … 8 A; Sinyal kontağı Features:Space-saving ECB with one channelReliably and safely trips in the event of an overload and short circuit on the secondary sideSwitch-on capacity > 50,000 μFEnables the use of an economical, standard power supplyMinimizes wiring via two voltage outputs and maximizes commoning options on both input and output sides (e.g., commoning of the output voltage on 857 and 2857 Series devices)Status signal – as single or group messageReset, switch on/off via remote input or local switchPrevents power supply overload due to total inrush current thanks to time-delayed switching on during interconnected operation
elektronik devre kesici; 1 kanallı; 24 VDC giriş gerilimi; ayarlanabilir 1 … 8 A; Sinyal kontağı
Features:
- Space-saving ECB with one channel
- Reliably and safely trips in the event of an overload and short circuit on the secondary side
- Switch-on capacity > 50,000 μF
- Enables the use of an economical, standard power supply
- Minimizes wiring via two voltage outputs and maximizes commoning options on both input and output sides (e.g., commoning of the output voltage on 857 and 2857 Series devices)
- Status signal – as single or group message
- Reset, switch on/off via remote input or local switch
- Prevents power supply overload due to total inrush current thanks to time-delayed switching on during interconnected operation
| Nominal input voltage Ui nom | DC 24 V |
| Input voltage range | DC 18 … 30 V |
| Total number of channels (module) | 1 |
| Nominal output voltage Uo nom | 1 x DC 24 V |
| Output voltage range | DC 18 … 30 V (Ui – voltage drop( |
| Voltage drop | ≤ 160 mV |
| Nominal output current Io nom | 1 x 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 A (adjustable) |
| Factory preset | DC 1 A; switched off |
| Trip time | 4 ms … 100 s (Load-dependent) |
| Switch-on capacity | > 50000 µF per channel |
| Açma davranışı | Time-delayed channel switching (load-dependent, min. 170 ms / max. 500 ms) |
| Aktif akım sınırlaması | no |
| Göstergeler | 1 x LED status (green/yellow/rot/blue/violet) 1 x cntrol input 1 x active signal output (U<sub>i</sub>, max. 4 mA) |
| Çalışma göstergesi | LED green (channel OK) LED red (tripped channel) |
| Uzaktan giriş | 18 … 30 VDC signal, switches on/off and resets the channel |
| Power loss Pv | ≤ 0,3 W (no load) |
| Efficiency | 98 % |
| Dahili sigorta | 15 AT |
| Insulation voltage (connectors-housing) | DC 0,5 kV |
| Koruma sınıfı | III |
| Koruma sınıfı | IP20 (per EN 60529) |
| Ters gerilim koruması | hayır |
| Transient protection, primary | Suppressor diode, 33 V |
| Tekli kanalların paralel çalışması | izin verilmez |
| Series connection | hayır |
| MTBF | 1,262,142 h (per MIL-HDBK-217F2) |
| Number of jumper slots | 8 |
| Bağlantı teknolojisi | CAGE CLAMP® S |
| WAGO terminal | WAGO 857 Series |
| Tek damarlı boylar | 0,08 … 2,5 mm² / 28 … 14 AWG |
| İnce bükümlü kablolar | 0,34 … 2,5 mm² / 22 … 14 AWG |
| Sıyırma uzunluğu | 9 … 10 mm / 0.35 … 0.39 inch |
| Width | 6 mm / 0.236 inch |
| DIN rayın üst kenarından yükseklik | 97,8 mm / 3.85 inch |
| Depth | 94 mm / 3.701 inch |
| Montaj tipi | DIN-35 rail (EN 60715) |
| Yangın yükü | 0,405MJ |
| Ağırlık | 38,4 |
| Surrounding air (operating) temperature | -25 … 70 °C (Derating must be observed) |
| Surrounding air (storage) temperature | -40 … 85 °C |
| Relative humidity | 10 … 95 % (no condensation permissible) |
| Kapasite düşüşü | See instruction manual |
| Kirlilik derecesi | 2 |
| Uygunluk işareti | CE |
| Standartlar/spesifikasyonlar | EN 61000-6-2; EN 61000-6-3; UL 61010-2-201; DNV GL* (*pending) |
| SAP´den ambalaj tipi | BOX |
| Country of origin | DE |
| GTIN | 4055143693172 |
| Customs Tariff No. | 85363010900 |
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On each of our product pages, you can find comprehensive information about technical details, areas of use, and product features. You can explore all the products you need to strengthen your industrial processes on our website and enjoy a seamless purchasing experience.
All of our products ensure maximum reliability even in challenging working conditions and help your business operations run smoothly. The products we offer in industrial automation, energy management, cabling solutions, and many other areas adapt flexibly to the needs of different sectors.
Additionally, our products are manufactured using only high-quality materials and comply with international standards. Through the solutions we provide, we enable our customers to increase operational efficiency and optimize costs. Our company closely follows technological advancements and continuously offers innovative products to help our customers gain a competitive advantage.
On each of our product pages, you can find comprehensive information about technical details, areas of use, and product features. You can explore all the products you need to strengthen your industrial processes on our website and enjoy a seamless purchasing experience.
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