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Wago 787-1628
Features:Switched-mode power supply with TopBoost, enabling secondary-side protection via circuit breakersNatural convection cooling when horizontally mountedEncapsulated for use in control cabinetsDC…
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Description
Features:Switched-mode power supply with TopBoost, enabling secondary-side protection via circuit breakersNatural convection cooling when horizontally mountedEncapsulated for use in control cabinetsDC OK contactSuitable for both parallel and series operation Electrically isolated output voltage (SELV) per ENÂ 60950-1/ULÂ 60950-1; PELV per ENÂ 60204
Specification
Technical data - Input
| Phases | 1 / 2 |
|---|---|
| Nominal input voltage U<sub>i nom</sub> | (1 / 2) x 200 … 500 VAC, (1 / 2) x AC 200 … 500 V |
| Input voltage range | (1 / 2) x 180 … 550 VAC; 254 … 780 VDC |
| Input voltage derating | -0.5 %/V (< 200 VAC); -0.4 %/V (< 280 VDC) |
| Nominal mains frequency range | 44 … 66 Hz; 0 Hz |
| Input current I<sub>i</sub> | ≤ 1.25 A (200 VAC); ≤ 0.67 A (500 VAC) |
| Inrush current | ≤ 30 A (NTC) |
| Power factor | ≥ 0.52 |
| Power factor correction (PFC) | Passive |
| Mains failure hold-up time | ≥ 126 ms (500 VAC); ≥ 15 ms (200 VAC) |
Technical data - Output
| Nominal output voltage U<sub>o nom</sub> | 24 VDC (SELV) |
|---|---|
| Output voltage range | 23 … 28.5 VDC (adjustable) |
| Default setting | DC 24 V |
| Nominal output current I<sub>o nom</sub> | 5 A (24 VDC) |
| Nominal output power | 120 W |
| Deviation | ≤ 1 % |
| Residual ripple | ≤ 30 mV (peak-to-peak) |
| Current limitation | 1.1 x Io nom (typ.) |
| Overload behavior | Constant current |
Technical data - Signaling and communication
| Signaling | 1 x DC OK LED (green), 1 x DC OK contact (make contact; max. 30 VAC/DC; 1 A) |
|---|---|
| Operation status indicator | Green LED (Uo) |
Technical data - Efficiency/power losses
| Power loss P<sub>l</sub> | ≤ 0.94 W; ≤ 16.36 W (230 VAC; nominal load); ≤ 14.55 W (400 VAC; nominal load) |
|---|---|
| Power loss (max.) P<sub>l (max.)</sub> | 18.2 W (200 VAC / 24 VDC; 5 A) |
| Efficiency (typ.) | 89 % |
Technical data - Circuit protection
| Internal fuse | T 3.15 A / 500 VAC |
|---|---|
| Pre-fuse (required) | An external DC fuse is required for the DC input voltage. |
| Backup fuse (recommended) | Circuit breaker: 6 A, 10 A, 16 A; Tripping characteristic: B or C |
Safety and protection
| Isolation voltage (sec.-PE) | 0.7 kVDC |
|---|---|
| Protection class | I |
| Protection type | IP20; per EN 60529 |
| Resistance to reverse feed | ≤ 35 VDC |
| Overvoltage category | II |
| Pollution degree | 2 |
| Transient suppression (primary) | Varistor |
| Overvoltage protection; secondary | Internal protective circuit, ≤ 40 VDC (in the event of a fault) |
| Short-circuit-protected | Yes |
| Open-circuit-proof | Yes |
| Parallel operation | Yes |
| Series operation | Yes |
| MTBF | > 500,000 h (per IEC 61709) |
Connection data - Connection 1
| Connection type | Input/output/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 | 143.5 mm / 5.65 inches |
Mechanical data
| Mounting type | DIN-35 rail |
|---|
Material data
| Fire load | 0.36 MJ |
|---|---|
| Weight | 600 g |
Environmental requirements
| 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 | −2.5 %/K (> 55 °C) |
| Climatic category | 3K3 (per EN 60721) |
Standards and specifications
| Conformity marking | CE |
|---|---|
| Standards/specifications | EN 61010-1, EN 61010-2-201, EN 61204-3, UL 60950-1, UL 508, DNV, SEMI F47 |
Commercial data
| PU (SPU) | 1 pcs |
|---|---|
| Packaging type | box |
| Country of origin | DE |
| GTIN | 4055143259156 |
| Customs tariff number | 85044083900 |
Product Classification
| UNSPSC | 39121004 |
|---|---|
| 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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