Product Description
Product Details: Allen-Bradley CompactLogix L4x AC/DC In Power Supply (Model: 1768-PA3)
General Overview
- Manufacturer: Allen-Bradley
- Model/Part Number: 1768-PA3
- Description: The CompactLogix L4x AC/DC In Power Supply 1768-PA3 is designed for providing reliable power to the CompactLogix controller and other connected components. It supports both AC and DC input voltages, offering versatility for various industrial applications.
Specifications
| Attribute | 1768-PA3 | 1768-PB3 |
|---|---|---|
| Efficiency | 75% Typical | 80% Typical @ 24V dc |
| Enclosure Type Rating | None (open-style) | None (open-style) |
| Input Voltage Range | 85…265V ac, 108…132V dc, 16.8-31.2V dc | 85…265V ac, 108…132V dc, 16.8-31.2V dc |
| Input Frequency Range | 47…63 Hz (85…265V ac) | N/A |
| Input Power, Max | 120 VA/120 W | 112 W @ 24V dc |
| Inrush Current, Nominal | 25 A @ 85…132V ac, 50 A @ 195…265V ac, 25 A @ 108…132V dc | 50 A @ 195…265V ac, 25 A @ 108…132V dc, 30 A @ 16.8…31.2V dc |
| Inrush Current, Max | 50 A @ 85…132V ac | 80 A @ 195…265V ac, 50 A @ 16.8…31.2V dc |
| North American Temp Code | T4 | T5 |
| Power Dissipation, Max | 30 W | 22 W @ 24V dc |
| Isolation Voltage | 250V (Reinforced Insulation Type) | 250V (Reinforced Insulation Type) |
| Internal Overcurrent Protection | Non-replaceable fuse (soldered in place) | Non-replaceable fuse (soldered in place) |
| Recommended External Overcurrent Protection | 4…6 A @ 28.5…36.7 A2 S, 8...12 A @ 166...250 A2S | 8…12 A @ 166…250 A2S |
| Overcurrent Protection, Max | 15 A (user supplied) | 15 A (user supplied) |
| Wire Size (Input Power Terminal) | 14 AWG (2.5 mm²), solid or stranded copper wire (75°C or greater) | 14 AWG (2.5 mm²), solid or stranded copper wire (75°C or greater) |
| Wire Size (Output Power Terminal) | 2.5 mm² (14 AWG) to 0.25 mm² (22 AWG) solid or stranded wire | 2.5 mm² (14 AWG) to 0.25 mm² (22 AWG) solid or stranded wire |
| Conductor Screw Torque | 0.6 Nm (5 lb-in) | 0.6 Nm (5 lb-in) |
| Dimensions (HxWxD) | 131.25 x 132.75 x 105.50 mm (5.17 x 5.23 x 4.15 in.) | 131.25 x 132.75 x 105.50 mm (5.17 x 5.23 x 4.15 in.) |
| Weight | 0.98 kg (2.15 lb) | 1.01 kg (2.22 lb) |
| Continuous Output Power | 90 W, Max | 90 W, Max |
| Continuous Output Power (Min) | 6 W, Min | 6 W, Min |
| Output #1 (24V dc to Backplane) | 3.5 A | 3.5 A |
| Output #2 (24V dc to Front Panel Terminal Block) | 0.25 A | 0.25 A |
| Ride-through Interval Time (Min) | 25 ms @ 90 W | 5 ms @ 90 W |
| Full Power Hold-up Interval | 5 ms @ 90 W | 5 ms @ 90 W |
| Extended Hold-up Interval | 8…12 s @ 1.25 W | 8…12 s @ 1.25 W |
| Output Disable | Disable output during hold-up periods | Disable output during hold-up periods |
Environmental Specifications
| Attribute | 1768-PA3 | 1768-PB3 |
|---|---|---|
| Conducted RF Immunity | IEC 61000-4-6: 10V rms with 1 kHz sine-wave, 80% AM from 150 kHz…80 MHz | IEC 61000-4-6: 10V rms with 1 kHz sine-wave, 80% AM from 150 kHz…80 MHz |
| EFT/B Immunity | IEC 61000-4-4: ±4kV at 5 kHz on power ports | IEC 61000-4-4: ±4kV at 5 kHz on power ports |
| Emissions | CISPR 11: Group 1, Class A | CISPR 11: Group 1, Class A |
| ESD Immunity | IEC 61000-4-2: 6 kV contact discharges, 8 kV air discharges | IEC 61000-4-2: 6 kV contact discharges, 8 kV air discharges |
| Radiated RF Immunity | IEC 61000-4-3: 10V/m with 1 kHz sine-wave 80%AM from 30…2000 MHz | IEC 61000-4-3: 10V/m with 1 kHz sine-wave 80%AM from 30…2000 MHz |
| Relative Humidity | IEC 60068-2-30: 5…95% noncondensing | IEC 60068-2-30: 5…95% noncondensing |
| Shock (Operating) | IEC 60068-2-27: 30 g | IEC 60068-2-27: 30 g |
| Shock (Non-operating) | IEC 60068-2-27: 50 g | IEC 60068-2-27: 50 g |
| Surge Transient Immunity | IEC 61000-4-5: ±2 kV line-line, ±4 kV line-earth on ac power ports | IEC 61000-4-5: ±2 kV line-line, ±4 kV line-earth on ac power ports |
| Temperature (Operating) | IEC 60068-2-1: 0…60 °C (32…140 °F) | IEC 60068-2-1: 0…60 °C (32…140 °F) |
| Temperature (Storage) | IEC 60068-2-2: -40…85 °C (-40…185 °F) | IEC 60068-2-2: -40…85 °C (-40…185 °F) |
| Vibration | IEC 60068-2-6: 5 g @ 10…500 Hz | IEC 60068-2-6: 5 g @ 10…500 Hz |
| Voltage Variation | IEC 61000-4-11, IEC 61000-4-29: ±10% fluctuations, 30% dips, 60% dips, interruptions on ac and dc supply ports | IEC 61000-4-11, IEC 61000-4-29: ±10% fluctuations, 30% dips, 60% dips, interruptions on ac and dc supply ports |
Certifications
| Certification | Details |
|---|---|
| C-Tick | Australian Radio Communications Act, compliant with AS/NZS CISPR 11; Industrial Emissions |
| UL Certification | UL Listed Industrial Control Equipment for US and Canada. UL File E65584. |
| Hazardous Location Certification | UL Listed for Class I, Division 2, Groups A, B, C, D, Hazardous Locations (US & Canada). UL File E194810. |
| CE Certification | Compliant with EU EMC Directive 2004/108/IEC and |
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