Wyłącznik mocy 3-bieg.250A
- szt.
- Discount: -1,932.10 zł (40 %)
- (Gross discount: -2,376.48 zł (40 %))
- Gross price: 3,564.72 zł / szt. 2,898.15 zł / szt.
Wyłącznik mocy 3-bieg.250A NZMC2-A250
Program
Range | Circuit-breaker | ||
Protective function | System and cable protection | ||
Standard/Approval | IEC | ||
Installation type | Fixed mounted | ||
Release system | Thermomagnetic release | ||
Construction size | NZM2 | ||
Number of conductors | 3 pole | ||
Standard equipment | Screw connection | ||
Switching capacity | |||
400/415 V 50/60 Hz | Icu | kA | 36 |
Rated current = rated uninterrupted current | |||
Rated current = rated uninterrupted current | In= Iu | A | 250 |
Setting range | |||
Overload trip | |||
Overload releases | Ir | A | 200- 250 |
Short-circuit releases | |||
Non-delayed | Ii= Inx … | 6 - 10 |
General | |||
Standards | IEC/EN 60947 | ||
Protection against direct contact | Finger and back of hand proof to VDE 0106 Part 100 | ||
Climatic proofing | Damp heat, constant to IEC 60068-2-78 Damp heat, cyclic to IEC 60068-2-30 | ||
Ambient temperature | °C | ||
Ambient temperature, storage | °C | -40- +80 | |
Operation | °C | -25… +70 | |
Mechanical shock resistance (10 ms half-sinusoidal shock) according to IEC 60068-2-27 | g | 20 (half-sinusoidal shock 20 ms) | |
Safe isolation to VDE 0106 Part 101 and Part 101/A1 | |||
Between auxiliary contacts and main contacts | V AC | 500 | |
between the auxiliary contacts | V AC | 300 | |
Weight | kg | 2.345 | |
Mounting position | |||
Mounting position | |||
Direction of incoming supply | As required | ||
Degree of protection | |||
Device | In the operating controls area: IP20 (basic degree of protection) | ||
Enclosures | With insulating surround: IP40, with door coupling rotary handle: IP66 | ||
Terminations | Tunnel terminal: IP10 Phase isolator and strip terminal: IP00 | ||
Other technical data (sheet catalogue) | Weight Temperature dependency, Derating Effective power loss | ||
Circuit-breakers | |||
Rated current = rated uninterrupted current | In= Iu | A | 250 |
Rated surge voltage invariability | Uimp | ||
Main contacts | V | 8000 | |
Auxiliary contacts | V | 6000 | |
Rated operational voltage | Ue | V AC | 690 |
Overvoltage category/pollution degree | III/3 | ||
Rated insulation voltage | Ui | V | 690 |
For use in IT electrical power networks | V | 690 | |
Switching capacity | |||
Rated short-circuit making capacity | Icm | ||
240 V | Icm | kA | 121 |
400/415 V | Icm | kA | 76 |
440 V 50/60 Hz | Icm | kA | 63 |
525 V 50/60 Hz | Icm | kA | 24 |
690 V 50/60 H | Ic | kA | 14 |
Rated short-circuit breaking capacity Icn | Icn | ||
Icu to IEC/EN 60947 test cycle O-t-CO | Icu | kA | |
240 V 50/60 Hz | Icu | kA | 55 |
400/415 V 50/60 Hz | Icu | kA | 36 |
440 V 50/60 Hz | Icu | kA | 30 |
525 V 50/60 Hz | Icu | kA | 12 |
690 V 50/60 Hz | Icu | kA | 8 |
Ics to IEC/EN 60947 test cycle O-t-CO-t-CO | Ics | kA | |
240 V 50/60 Hz | Ics | kA | 55 |
400/415 V 50/60 Hz | Ics | kA | 36 |
440 V 50/60 Hz | Ics | kA | 22.5 |
525 V 50/60 Hz | Ics | kA | 6 |
690 V 50/60 Hz | Ics | kA | 4 |
Maximum low-voltage h.b.c. fuse | A gG/gL | 355 | |
Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit-breaker. | |||
Utilization category to IEC/EN 60947-2 | A | ||
Rated making and breaking capacity | |||
Rated operational current | Ie | A | |
AC-1 | |||
400 V | Ie | A | 300 |
415 V | Ie | A | 300 |
690 V | Ie | A | 300 |
AC--3 | |||
400 V | Ie | A | 250 |
415 V | Ie | A | 250 |
690 V | Ie | A | 250 |
Lifespan, mechanical(of which max. 50 % trip by shunt/undervoltage release) | Operations | 20000 | |
Lifespan, electrical | |||
AC-1 | |||
400 V V 50/60 Hz | Operations | 10000 | |
415 V V 50/60 Hz | Operations | 7500 | |
690 V 50/60 Hz | Operations | 7500 | |
AC--3 | |||
415 V 50/60 Hz | Operations | 6500 | |
690 V 50/60 Hz | Operations | 5000 | |
Max. operating frequency | Ops/h | 120 | |
Current heat losses per pole at Iuare based on the maximum rated operational current of the frame size. | W | 19 | |
For current heat loss per pole the specification refers to the maximum rated operational current of the frame size. | |||
Total downtime in a short-circuit | ms | < 10 | |
Terminal capacity | |||
Standard equipment | Screw connection | ||
Round copper conductor | |||
Tunnel terminal | |||
Solid | mm2 | 1 x 16 | |
Copper busbar (width x thickness) | mm | ||
Bolt terminal and rear-side connection | |||
Screw connection | M8 |
Technical data according to ETIM 4.0
Number of poles | 3 | ||
Rated uninterrupted current Iu | A | 250 | |
Number of auxiliary contacts as N/Cs | 0 | ||
Number of auxiliary contacts as N/Os | 0 | ||
Device construction | Built-in device fixed built-in technique | ||
With under voltage release | No | ||
Motor operator optional | YES | ||
Integrated earth fault protection | No | ||
Suitable for DIN rail (top hat rail) mounting | No | ||
Setting range non-delayed short-circuit release | A | 2500 | |
Setting range short-term delayed short-circuit release | A | 0 | |
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz | kA | 36 | |
Switched-off indicator available | No | ||
Type of control element | Toggle lever | ||
Connection type main current circuit | Screw connection | ||
Motor operator integrated | No | ||
Position of connection for main circuit | Front connection | ||
Protection type (IP) | IP20 | ||
Number of auxiliary contacts as changeover contact | 0 | ||
Setting range of overload releases | A | 250 |
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