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In the distribution network of 6300A and below, it is used to distribute electrical energy and protect the lines and power supply equipment from hazards such as overload, undervoltage, short circuit and single-phase grounding faults.
This circuit breaker has intelligent protection functions, with precise selective protection, which can improve the reliability of power supply and avoid unnecessary power outages.
It complies with the standards: GB/T 14048.2, IEC/EN 60947-2.In the distribution network of 6300A and below, it is used to distribute electrical energy and protect the lines and power supply equipment from hazards such as overload, undervoltage, short circuit and single-phase grounding faults.
This circuit breaker has intelligent protection functions, with precise selective protection,which can improve the reliability of power supply and avoid unnecessary power outages.
Exeat signa
GB/T 14048 Low voltage switchgear and control equipment
IEC 60947-2 Low voltage switchgear and control equipment
Typus descriptio
Normalis servitium conditio
Temperature: -25℃to +70℃
Altitudo minus vel aequale MMD metris
Pollution/Protection level: Level 3/IP20
euismod parametri
| model numerus | EWK-1000 | |||||
| Rated limit short-circuit break-ing capacity lcu(kA) | 42 400V 25 690 | |||||
| Rated operating short-circuit break-ing capacity lcs(kA) | 30 400V 20 690 | |||||
| Rated short-time withstand currentlcw(kA) | 30 400V 20 690 | |||||
| Rated current in (A) | 200 400 630 8001000 | |||||
| Ipsos quoque vectes numerus | 3 level, 4 level | |||||
| Rated voltage Ue (V) | AC400, AC690 | |||||
| Nulla voltage Rated Ui (V) | 1000 | |||||
| Rated impulse withstandvoltage Uimp(kV) | 12 | |||||
| Short-circuit making capacity | lcm=88.2kA AC400V lcm=52.5kA AC690V | |||||
| N maximum continuous current In(A) | 100%In | |||||
| Total breaking time (no additionaldelay)(ms) | ≤28 | |||||
| Closing time (ms) | ≤50 | |||||
| Intelligentcontroller | Type M/Type H | |||||
| Operatingperformance(sub) | Electrical vitae | AC400V:6500,AC690V:3000 | ||||
| vita mechanica | maintenance-free 15000 | |||||
| Be maintained 30000 | ||||||
| nexu modus | vestibulum | |||||
| Net pondus (kg) | Drawer typetriple/quadrupole | 38/55 | ||||
| Fixed tripole/quad-rupole | 22/26.5 | |||||
| Crassum pondus (kg) | Drawer typetripl /quadrupole | 46/63 | ||||
| Fixed tripole/quad-rupole | 30/34.5 | |||||
| Arcus spatium (mm) | 0 | |||||
| model numerus | EWK-2000 | ||||||
| Rated limit short-circuit break-ing capacity leu(kA) | 80 400V 50 690V | ||||||
| Rated operating short-circuit break-ing capacity lcs(kA) | 80 400V 40 690V | ||||||
| Rated short-time withstand currentlcw(kA) | 50 400V 40 690V | ||||||
| Rated current in (A) | 630 | 800 | 1000 | 1250 | 1600 | 2000 | |
| Ipsos quoque vectes numerus | 3.4 | ||||||
| Rated voltage Ue (V) | AC400,AC690/500 | ||||||
| Nulla voltage Rated Ui (V) | 1000 | ||||||
| Rated impulse withstandvoltage Uimp(kV) | 12 | ||||||
| Short-circuit making capacity | Icm=176kAAC400V Icm=105kA AC690V | ||||||
| N maximum continuous current In(A) | 100%In | ||||||
| Total breaking time (no additionaldelay)(ms) | ≤28 | ||||||
| Closing time (ms) | ≤50 | ||||||
| Intelligentcontroller | Type M/Type H | . . | |||||
| Operatingperformance(sub) | Electrical vitae | AC400V:8000,AC690V:3000 | |||||
| vita mechanica | maintenance-free 15000 | ||||||
| Be maintained 30000 | |||||||
| nexu modus | Coordinatione, et subordinatione | ||||||
| Net pondus (kg) | Drawer typetriple/quadrupole | 67.5/80 | 70/84 | 70/84 | 70/84 | 70/84 | 79/90.5 |
| Fixed tripole/quad-rupole | 42/52 | 44/52 | 44/52 | 44/52 | 44/52 | 45/54 | |
| Crassum pondus (kg) | Drawer typetriple/quadrupole | 79.5/94 | 82/98 | 82/98 | 82/98 | 82/98 | 91/104.5 |
| Fixed tripole/quad- | 54/66 | 56/66 | 56/66 | 56/66 | 56/66 | 57/68 | |
| Arcus spatium (mm) | 0 | ||||||
| model numerus | EWK-3200 EWK-4000 | |||||
| Rated limit short-circuit break-ing capacity lcu(kA) | 100 400V 65 690V | |||||
| Rated operating short-circuit break-ing capacity lcs(kA) | 80 400V 65 690V | |||||
| Rated short-time withstand currentlcw(kA) | 80 400V 50 690V | |||||
| Rated current in (A) | 2000 | 2500 | 3200 | 4000 | ||
| Ipsos quoque vectes numerus | 3,4 | 3,4 | 3,4 | 3,4 | ||
| Rated voltage Ue (V) | AC400,AC690/500 | AC400 | ||||
| Nulla voltage Rated Ui (V) | 1000 | |||||
| Rated impulse withstandvoltage Uimp(kV) | 12 | |||||
| Short-circuit making capacity | Icm=220kA AC400V cm=143kA AC690V | |||||
| N maximum continuous current In(A) | 100%In | 50%In | ||||
| Total breaking time (no additionaldelay)(ms) | ≤28 | |||||
| Closing time (ms) | ≤50 | |||||
| Intelligentcontroller | Type M/Type H | ` ` | ||||
| Operatingperformance(sub) | Electrical vitae | AC400V:7000,AC690V:2000 | AC400V:1500,AC690V:1000 | |||
| vita mechanica | maintenance-free 15000 | |||||
| Be maintained 30000 | ||||||
| nexu modus | Coordinatione, et subordinatione | vestibulum | ||||
| Net pondus (kg) | Drawer typetriple/quadrupole | 90.5/116 | 90.5/116 | 103/130 | 132/172 | |
| Fixed tripole/quad-rupole | 55/68 | 55/68 | 56.5/71 | 72 / - | ||
| Crassum pondus (kg) | Drawer typetriple/quadrupole | 105.5/135 | 105.5/135 | 118/149 | 147/191 | |
| Fixed tripole/quad-rupole | 68/83 | 68/83 | 69.5/86 | 85 / - | ||
| Arcus spatium (mm) | 0 | |||||
| model numerus | EWK-6300 | |||
| Rated limit short-circuit break-ing capacity lcu(kA) | 120 400V 85 690V | |||
| Rated operating short-circuit break-ing capacity lcs(kA) | 100 400V 75 690V | |||
| Rated short-time withstand currentlcw(kA) | 100 400V 75 690V | |||
| Rated current in (A) | 4000 | 5000 | 6300 | |
| Ipsos quoque vectes numerus | 3,4 | 3,4 | 3 | |
| Rated voltage U(V) | AC400, AC690 | |||
| Nulla voltage Rated Ui (V) | 1000 | |||
| Rated impulse withstandvoltage Uimp(kV) | 12 | |||
| Short-circuit making capacity | Icm=264kA AC400V lcm=187kA AC690V | |||
| N maximum continuous current In(A) | 50%In | 50%In | ||
| Total breaking,time (no additionaldelay)(ms) | ≤28 | |||
| Closing time(ms) | ≤50 | |||
| Intelligentcontroller | Type M/Type H | . . | ||
| Operatingperformance(sub) | Electrical vitae | AC400V:1500, AC690V:1000 | ||
| vita mechanica | maintenance-free 5000 | |||
| Be maintained 10000 | ||||
| nexu modus | vestibulum | |||
| Net pondus (kg) | Drawer typetriple/quadrupole | 210/223 | 210/223 | 233 / - |
| Crassum pondus (kg) | Drawer typetriple/quadrupole | 232/257 | 232/257 | 257 / - |
| Arc distance(mm) | 0 | |||
