Product Model
787-834
Selling Points
- 1Reliable 24VDC output with adjustable voltage range (22-29.5VDC).
- 2High current capacity of 20A for efficient power delivery.
- 3Advanced protection features including PowerBoost, TopBoost, and DC OK contact.
- 4Active power factor correction (PFC) to minimize inrush current.
- 5Compact design with DIN-35 rail mounting for easy installation.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Isolation voltage (sec.-PE) | DC 0.7?kV | Protection class | I |
Protection type | IP20; per EN 60529 | Overvoltage category | II |
Pollution degree | 2 | Transient suppression (primary) | Varistor |
Short-circuit-protected | Yes | Open-circuit-proof | Yes |
Parallel operation | Yes | Series operation | Yes |
MTBF | > 500,000 h (per IEC 61709) | Connection type 1 | Input |
Connection technology | CAGE CLAMP? | WAGO connector | WAGO 231 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 | Connection type 2 | Output |
Connection technology 2 | Push-in CAGE CLAMP? | WAGO connector 2 | WAGO 831 Series |
Solid conductor 2 | 0.5 … 10?mm2?/ 20 … 8?AWG | Fine-stranded conductor 2 | 0.5 … 10?mm2?/ 20 … 8?AWG |
Strip length 2 | 13 … 15?mm?/ 0.51 … 0.59?inches | Connection type 3 | Signaling |
Connection technology 3 | CAGE CLAMP? | WAGO connector 3 | WAGO 733 Series |
Solid conductor 3 | 0.08 … 0.5?mm2?/ 28 … 20?AWG | Fine-stranded conductor 3 | 0.08 … 0.5?mm2?/ 28 … 20?AWG |
Strip length 3 | 5 … 6?mm?/ 0.2 … 0.24?inches | Width | 97?mm?/ 3.819?inches |
Height | 171?mm?/ 6.732?inches | Depth from upper-edge of DIN-rail | 187?mm?/ 7.362?inches |
Note (dimensions) | Height with connector | Mounting type | DIN-35 rail |
Weight | 2300g | Ambient temperature (operation) | -25 … +70 °C (Device starts at ?40 °C (type-tested)) |
Ambient temperature (storage) | -25 … +85 °C | Relative humidity | 5 … 96?% (no condensation permissible) |
Derating | ?3 %/K (> 50 °C) | Climatic category | 3K3 (per EN 60721) |
Conformity marking | CE | Standards/specifications | EN 61010-1 |
Product Group | 6 (INTERFACE ELECTRONIC) | eCl@ss 10.0 | 27-04-07-01 |
eCl@ss 9.0 | 27-04-07-01 | ETIM 9.0 | EC002540 |
ETIM 8.0 | EC002540 | ECCN | NO US CLASSIFICATION |
PU (SPU) | 1?pcs | Packaging type | box |
Country of origin | DE | GTIN | 4050821085225 |
Customs tariff number | 8504409510 | RoHS Compliance Status | Compliant,No Exemption |
Phases | 1 | Nominal input voltage [V] | 1 x AC?100 … 240?V |
Input voltage range | 1 x AC?85 … 264?V;?DC?120 … 300?V | Input voltage derating | -1.5 %/V (< 110 VAC) |
Nominal mains frequency range | 50 … 60 Hz;0 Hz | Input current I<sub>i</sub> | ≤?2.3?A (230 VAC; 20 ADC) |
Inrush current | ≤?8?A (active power factor correction (PFC)) | Power factor correction (PFC) | Active |
Mains failure hold-up time | ≥?25?ms (230?VAC) | Nominal output voltage [V] | DC?24?V (SELV) |
Output voltage range | DC?24?V | Default setting | DC?24?V |
Nominal output current I<sub>o nom</sub> | 20?A (24?VDC) | Nominal output power | 480W |
Deviation | ≤?1?% | Residual ripple | ≤?70?mV (peak-to-peak) |
Current limitation | 1.1 x Io nom(typ.) | Overload behavior | TopBoost/PowerBoost/Constant current mode |
PowerBoost | DC?30?A (4?s);?DC?25?A (8?s) | TopBoost | DC?80?A (25?ms) |
Signaling | 1 x LED DC OK (green) | Operation status indicator | Green LED (DC OK) |
Power loss P<sub>l</sub> | ≤ 0.8 W (standby); ≤ 4.8 W (no load); ≤ 43.2 W (nominal load) | Efficiency (typ.) | 91?% |
Internal fuse | T 10 A / 250?VAC | Backup fusing (required) | An external DC fuse is required for the DC input voltage. |
Backup fusing (recommended) | Circuit breaker: 6 A, 10 A, 16 A; Tripping characteristic: B or C |
Specifications may be subject to change without notice