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1.General
Ratings: voltage up to 10kV, current up to 5000A, AC50HZ.
Application: for the control and protection of substation and euquipments. It matches with switchgear panel KYN28A and XGN.
Standard: IEC62271-100.
2. Type and Interpretation
3. Working Condition
Ambientair temperature:-15~+40C
Altitude:≤2000m
No operating in such places as subject to dust,smog,corrosive/flammable gas,vapor and salt
pollution.
Humidity:
Daily average value≤95%
Monthly average value≤90%
Water vapor pressure:
Dailyaveragevalue≤2.2kPa
Monthlyaverage value≤1.8kPa
The external shocking and earthquake could be neglected.
The amplitude of electromagnetic interference in the secondary system≤1.6kV.
※ Note:
1.Customized products forother special working conditions are available on your requirements.
2.We have developed products suitable for high altitude.
Ordering Information
Please indicate the following items when order.
Type, parameters and quantity.
Name and quantity of spare parts.
Name and type of operating mechanism.
※ Customized products are available per your requirements.
Item | Unit | Data | ||||
1 | Rated voltage | kv | 12 | |||
2 | Maximum working voltage | kv | 12 | |||
3 | Rated current | A | 630 1250 | 630 1250 1600 2000 2500 3150 | 1250 1600 2000 2500 3150 4000 | |
4 | Rated short-circuit break current | kA | 20/25 | 31.5 | 40 | |
5 | Rated short-circuit close current (peak value) | kA | 50/63 | 80 | 100 | |
6 | Rated withstand current (peak value) | kA | 50/63 | 80 | 100 | |
7 | 4S Rated little withstand current | kA | 20/25 | 31.5 | 40 | |
8 | Rated insulation level | Industrial frequency withstand voltage | kA | 42/48 | ||
Thunder impulse withstand voltage | 75/85 | |||||
9 | Rated operation order | Off-0.3S on and off-180S-on and off | ||||
10 | Mechanical life | times | 10000 | |||
11 | Rated short-circuit current break and close time | times | 50 | |||
12 | Speak and move organization amount assign the current of the floodgate(DC) | V | AC.DC.110,220 | |||
13 | Speak and move organization amount equal to the current of the floodgate(DC) | V | AC.DC 110,220 | |||
14 | Switching distance of the contact | mm | >11 | |||
15 | Ultra journey(touches the head spring and compress length) | mm | 4+/-0.5 | |||
16 | Three-phase breaking into shut floodgate sex of the same period | ms | <2 | |||
17 | Touch the head and shut a floodgate of time of bouncing | ms | <2 | |||
18 | Average speed of breaking brake | m/s | 0.9~1.2 | |||
19 | Average speed of closing brake | m/s | 0.5~0.8 | |||
20 | Time of breaking brake | Operate it under the voltage highest | s | <0.05 | ||
Operate it under the voltage lowest | <0.08 | |||||
21 | Time of colsing brake | s | <0.1 | |||
22 | Each the resistance of main return circuit | u Ω | <45 | |||
23 | Allowance abrasion cumulated thickness of the moving and stationary contact | mm | 3 | |||
