Product Model
2787-2344
Selling Points
- 124VDC Output Voltage: Reliable DC power supply for industrial control systems.
- 2120W Power Rating: Sufficient power for various industrial applications.
- 3DIN Rail Mounting: Easy installation on DIN rail systems.
- 4Configurable Overload Behavior: TopBoost, PowerBoost, and configurable overload behavior for enhanced reliability.
- 5Communication Interface: Configurable digital signal input and output for monitoring and configuration.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Isolation voltage (pri.-sec., AC) | 3,510V | Isolation voltage (pri.-PE, AC) | 2,200V |
Isolation voltage (sec.-PE) | DC 0.5?kV | Protection class | I |
Protection type | IP20; per EN 60529 | Overvoltage category | III (≤ 2000 m a.s.l.); II (> 2000 m a.s.l.) |
Pollution degree | 2 | Transient suppression (primary) | Yes |
Overvoltage protection; secondary | Internal protective circuit | Short-circuit-protected | Yes |
Open-circuit-proof | Yes | Parallel operation | Yes |
Series operation | Yes | MTBF | > 1,400,000 h (per IEC 61709) |
Connection type 1 | Input/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 | Fine-stranded conductor; with insulated ferrule | 0.25 … 1.5?mm2?/ 20 … 16?AWG |
Fine-stranded conductor; with uninsulated ferrule | 0.25 … 2.5?mm2?/ 20 … 14?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 | Fine-stranded conductor; with insulated ferrule 2 | 0.5 … 6?mm2 |
Fine-stranded conductor; with uninsulated ferrule 2 | 0.5 … 6?mm2 | Strip length 2 | 13 … 15?mm?/ 0.51 … 0.59?inches |
Width | 40?mm?/ 1.57?inches | Height | 130?mm?/ 5.118?inches |
Depth from upper-edge of DIN-rail | 130?mm?/ 5.118?inches | Note (dimensions) | Height without connector |
Mounting type | DIN-35 rail | Weight | 1132g |
Ambient temperature (operation) | -25 … +70 °C (Device starts at ?40 °C (type-tested)) | Ambient temperature (storage) | -40 … +85 °C |
Relative humidity | 5 … 96?% (no condensation permissible) | Derating | See instruction leaflet |
Climatic category | 3K3 (per EN 60721) | Operating altitude (max.) | 5000m |
Conformity marking | CE | Standards/specifications | SEMI F47 |
ETIM 9.0 | EC002540 | ETIM 8.0 | EC002540 |
ECCN | NO US CLASSIFICATION | PU (SPU) | 1?pcs |
Packaging type | box | Country of origin | CN |
GTIN | 4066966137828 | Customs tariff number | 85044083900 |
RoHS Compliance Status | Compliant,No Exemption | Phases | 3 |
Nominal input voltage [V] | (2 / 3) x AC 400 ... 500V | Input voltage range | 3 x AC?340 … 550?V |
Nominal mains frequency range | 50 … 60?Hz | Input current I<sub>i</sub> | ≤?3 x 0.4?A (400 VAC; 24 VDC / 5 A) |
Inrush current | ≤?15?A (after 1 ms) | Power factor correction (PFC) | Active |
Mains failure hold-up time | ≥?20?ms (3 x 400 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> | 5?A (24?VDC) | Nominal output power | 120W |
Deviation | ≤?1?% | Residual ripple | ≤?70?mV (peak-to-peak) |
Current limitation | 1.1 x Io nom(typ.) | Overload behavior | TopBoost/PowerBoost/Time-limited constant current mode (other overload behaviors can be set) |
PowerBoost | DC 7.5 A (5 s) | TopBoost | Up to 600 % |
Signaling | Digital signal input and output (DI/DO) | Communications | EtherNet/IPTM(2789-9023 Communication Module) |
Efficiency (typ.) | 92.5?% (230 VAC; 5 A; 25 °C) | Backup fusing (required) | An external DC fuse is required for the DC input voltage. |
Backup fusing (recommended) | 3 x 16 A (for USA/Canada: 3 x 15 A) |
Specifications may be subject to change without notice