Legrand DPX moulded case circuit breaker 4P, 1600 A, 50 kA, with measurement, electronic trip unit (catalogue number 422979). Features: with trip indicator, with integrated undervoltage release, supplied with protection device. Key parameters: rated current In 1600 A; number of poles 4; breaking capacity Icu 50 kA; overload release setting range 320…1600 A; short-circuit release setting range 20.000 A; number of auxiliary changeover contacts 3; voltage type AC; width 280 mm, height 320 mm, depth 215 mm. A moulded case circuit breaker is used to switch distribution circuits and protect them against overloads and short circuits.
| Series | DPX 250 1600 |
|---|---|
| Ultimate breaking capacity Icu | 50 kA |
| Depth | 215 mm |
| Rated current In | 1600 A |
| Width | 280 mm |
| Height | 320 mm |
| Battery or accumulator | Battery |
| Battery weight (g) for Type 1 | 1.1 |
| Device design | Permanently installed device |
| For TH rail mounting | No |
| Supply direction | From top or bottom |
| Colour | Grey |
| Number of batteries | 1 |
| Number of poles | 4 |
| Number of auxiliary changeover contacts | 3 |
| Labelling area | Yes |
| RAL number | 7035 |
| Type 1 number | 2 |
| Optional DIN (TH) rail mounting | No |
| Optional motor operator | Yes |
| IEC designation | CR1616 |
| Terminal marking | No |
| Terminal cross-section (min-max) | 185-1000 mm² |
| Actuator type | Switch |
| Connection cable type | Rigid |
| Voltage type | AC |
| Main contact connection type | Screw connection |
| Battery type/technology | Lithium |
| Degree of protection (IP) | IP30 |
| Storage temperature (min-max) | -40-85 °C |
| Total weight of the batteries (Type 1) | 2.2 |
| Type 1 location | Product contains a battery |
| Main circuit terminal location | Front |
| Supplied with protection device | Yes |
| Integrated motor operator | No |
| Frequency range (min-max) | 50-60 Hz |
| Rated voltage range (min-max) | 220-690 V |
| Short-time delay release setting range (min-max) | 2400-16000 A |
| Overload release setting range (min-max) | 320-1600 A |
| Short-circuit release setting range (min-max) | 20.000-20.000 A |
| Operating temperature range (min-max) | -5-70 °C |
| Contains battery and/or accumulator | Yes |
| With trip indicator | Yes |
| With integrated undervoltage release | Yes |
| Integrated earth fault protection | No |
| Rated short-circuit breaking capacity Icu at 400 V, 50 Hz | 50 kA |
| Rated uninterrupted current Iu | 1600 A |
Technical data according to the manufacturer's documentation.
Instructions and safety information — in the manufacturer's documents above or on the manufacturer's website.
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