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Wago 787-1685
Features:Redundancy module with low-loss MOFSET decouples two power supplies.For redundant and fail-safe power supplyContinuous output current: 40 ADC, in any ratio of both inputs (e.g., 20 A / 20 A o…
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Description
Features:Redundancy module with low-loss MOFSET decouples two power supplies.For redundant and fail-safe power supplyContinuous output current: 40 ADC, in any ratio of both inputs (e.g., 20 A / 20 A or 0 A / 40 A)Suitable for power supplies with PowerBoost and TopBoostSame profile as CLASSIC Power SuppliesElectrically isolated output voltage (SELV/PELV) per EN 61140/UL 60950-1
Specification
Technical data - Input
| Nominal input voltage U<sub>i nom</sub> | 2 x 24 VDC, 2 x DC 24 V |
|---|---|
| Input voltage range | 2 x 10 … 36 VDC |
| Nominal mains frequency range | 0 Hz |
| Input current I<sub>i</sub> | ≤ 40 A (per path); ≤ 40 A (in total) |
| PowerBoost input | DC 60 A (4 s); DC 50 A (8 s) |
| TopBoost input | DC 100 A (50 ms) |
Technical data - Output
| Nominal output voltage U<sub>o nom</sub> | 24 VDC |
|---|---|
| Output voltage range | 10 … 36 VDC (Ue − voltage drop) |
| Voltage drop | ≤ 100 mV (Input/output) |
| Nominal output current I<sub>o nom</sub> | 40 A (redundancy operation); 40 A (parallel operation) |
| Nominal output power | 960 W |
| Switching frequency | 5 kHz |
| PowerBoost | DC 120 A (4 s); DC 100 A (8 s) |
| TopBoost | 200 ADC (50 ms) |
Technical data - Signaling and communication
| Signaling | 1 x IN1 LED (green), 1 x IN2 LED (green), 1 x DC OK signal contact (IN1 and IN2 > 10 VDC) |
|---|---|
| Operation status indicator | 2 x Green LED (Uo > 10 VDC) |
Technical data - Efficiency/power losses
| Power loss P<sub>l</sub> | ≤ 1.5 W; ≤ 9.5 W (nominal load) |
|---|---|
| Efficiency (typ.) | 99.5 % |
Technical data - Circuit protection
| Internal fuse | No |
|---|
Safety and protection
| Isolation voltage (connectors – housing) | 0.5 kVDC |
|---|---|
| Protection class | III |
| Protection type | IP20; per EN 60529 |
| Reverse voltage protection | Yes |
| Resistance to reverse feed | ≤ 37 VDC |
| Pollution degree | 2 |
| Parallel operation | Yes |
| Series operation | No |
| MTBF | > 500,000 h (per IEC 61709) |
Connection data - Connection 1
| Connection type | Input/output |
|---|---|
| Connection technology | Push-in CAGE CLAMP® |
| WAGO connector | WAGO 831 Series |
| Solid conductor | 0.5 … 10 mm² / 20 … 8 AWG |
| Fine-stranded conductor | 0.5 … 10 mm² / 20 … 8 AWG |
| Strip length | 13 … 15 mm / 0.51 … 0.59 inches |
Connection data - Connection 2
| Connection type | Signaling |
|---|---|
| Connection technology | CAGE CLAMP® |
| WAGO connector | WAGO 721 Series |
| Solid conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Fine-stranded conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Strip length | 8 … 9 mm / 0.31 … 0.35 inches |
Physical data
| Width | 42 mm / 1.654 inches |
|---|---|
| Height | 127 mm / 5 inches |
| Depth from upper-edge of DIN-rail | 139.5 mm / 5.421 inches |
Mechanical data
| Mounting type | DIN-35 rail |
|---|
Material data
| Fire load | 1.083 MJ |
|---|---|
| Weight | 450 g |
Environmental requirements
| Ambient temperature (operation) | -40 … +70 °C |
|---|---|
| Ambient temperature (storage) | -40 … +85 °C |
| Relative humidity | 5 … 96 % (no condensation permissible) |
| Derating | −1.5 %/K (> 65 °C) |
| Climatic category | 3K3 (per EN 60721; except for low air pressure) |
Standards and specifications
| Conformity marking | CE |
|---|---|
| Standards/specifications | EN 61010-1, EN 61010-2-201, EN 61000-6-2, EN 61000-6-3, UL 60950, UL 508, DNV, EN 61140 |
Commercial data
| PU (SPU) | 1 pcs |
|---|---|
| Packaging type | Box |
| Country of origin | DE |
| GTIN | 4055143534529 |
| Customs tariff number | 85363030888 |
Product Classification
| UNSPSC | 39121008 |
|---|---|
| eCl@ss 10.0 | 27-04-07-01 |
| eCl@ss 9.0 | 27-04-07-01 |
| ETIM 9.0 | EC002540 |
| ETIM 10.0 | EC002540 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| RoHS Compliance Status | Compliant,No Exemption |
|---|
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