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Wago 787-916
Features:Capacitive buffer module bridges short duration voltage drops or load fluctuations.Internal diode between input and output enables operation with a decoupled output.Potential-free contact for…
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Description
Features:Capacitive buffer module bridges short duration voltage drops or load fluctuations.Internal diode between input and output enables operation with a decoupled output.Potential-free contact for charge condition monitoring
Specification
Technical data - Input
| Nominal input voltage U<sub>i nom</sub> | 24 VDC |
|---|---|
| Input voltage range | 23 … 30 VDC |
| Nominal mains frequency range | 0 Hz |
| Input current I<sub>i</sub> | ≤ 0.06 A (no load); ≤ 0.8 A (charging); ≤ 40.8 A |
Technical data - Output
| Nominal output voltage U<sub>o nom</sub> | 24 VDC |
|---|---|
| Output voltage range | Ui – 0.5 VDC (mains operation; Io = 20 A); Ui – 0.8 VDC (mains operation; Io = 40 A); 20 … 29 VDC (buffer mode) |
| Nominal output current I<sub>o nom</sub> | 40 A |
Technical data - Energy storage systems
| Buffer time | 0.3 … 6.6 s depends on load current and temperature |
|---|---|
| Switch-on threshold (typ.) | DC 22 V |
| Memory type | Supercaps |
| Nominal capacity | 4.17 F |
| Nominal voltage | 32.4 V |
| Effective energy content (typ.) | 500 Ws |
| Charging time (typ.) | 2.5 min |
Technical data - Signaling and communication
| Signaling | 1 x DC OK LED (green), 1 x UPS LED (yellow), 1 x Warning LED (red), 1 x Isolated relay contact (max. 30 VDC; 1 A) |
|---|---|
| Operation status indicator | Green LED (DC OK), Yellow LED (buffer mode/charging), Red LED (warning) |
Technical data - Efficiency/power losses
| Power loss P<sub>l</sub> | ≤ 1.9 W (operation without decoupled output); ≤ 11.5 W (Operation with decoupled output; Io = 20 A); ≤ 33.5 W (Operation with decoupled output; Io = 40 A) |
|---|---|
| Efficiency (typ.) | 96.5 % |
Technical data - Circuit protection
| Internal fuse | No |
|---|---|
| Backup fuse (recommended) | T 40 A |
Safety and protection
| Isolation voltage (connectors – housing) | 0.5 kVDC |
|---|---|
| Protection class | III |
| Protection type | IP20; per EN 60529 |
| Reverse voltage protection | yes |
| Pollution degree | 2 |
| Parallel operation | No |
| Series operation | No |
| Service life | 74,000 h (25 °C; Ia = 40 A); 28,200 h (40 °C; Ia = 40 A) |
Connection data - Connection 1
| Connection type | Input/output |
|---|---|
| Connection technology | Push-in CAGE CLAMP® |
| WAGO connector | WAGO 2636 Series |
| Solid conductor | 0.75 … 16 mm² / 18 … 4 AWG |
| Fine-stranded conductor | 0.75 … 25 mm² / 18 … 4 AWG |
| Fine-stranded conductor; with insulated ferrule | 0.75 … 16 mm² |
| Fine-stranded conductor; with uninsulated ferrule | 0.75 … 16 mm² |
| Strip length | 18 … 20 mm / 0.71 … 0.79 inches |
Connection data - Connection 2
| Connection type | Signaling |
|---|---|
| Connection technology | CAGE CLAMP® |
| WAGO connector | WAGO 741 Series |
| Solid conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Fine-stranded conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Fine-stranded conductor; with insulated ferrule | 0.25 … 1.5 mm² |
| Fine-stranded conductor; with uninsulated ferrule | 0.25 … 1.5 mm² |
| Strip length | 5 … 6 mm / 0.2 … 0.24 inches |
Physical data
| Width | 68 mm / 2.677 inches |
|---|---|
| Height | 181 mm / 7.126 inches |
| Depth from upper-edge of DIN-rail | 162 mm / 6.38 inches |
Mechanical data
| Mounting type | DIN-35 rail |
|---|
Material data
| Weight | 900 g |
|---|
Environmental requirements
| Ambient temperature (operation) | -10 … +50 °C |
|---|---|
| Ambient temperature (storage) | -10 … +60 °C |
| Relative humidity | 5 … 95 % (no condensation permissible) |
Standards and specifications
| Conformity marking | CE |
|---|---|
| Standards/specifications | EN 62368-1, EN 61000-6-2, EN 61000-6-3 |
| Standards/specifications (pending) | CSA |
Commercial data
| PU (SPU) | 1 pcs |
|---|---|
| Packaging type | box |
| Country of origin | DE |
| GTIN | 4066966455021 |
| Customs tariff number | 85044083900 |
Product Classification
| UNSPSC | 39121006 |
|---|---|
| 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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