110kV变压器耐压及GIS试验用串联谐振成套设备配置方案组合

一、系统配置及参数   

I. System configuration and parameters

1、NACB-20kVA/380V变频电源                  1台

1. NACB-20kVA/380V variable frequency power supply     1 set

主要特点

a) 波形为脉宽电压调节的方波。

b) 系统运行过程中对电压连续监控，当电源电压波动或电源频率波动导致高压电压波动时，自动微调电压至设置电压值。

c) 自动扫频，寻找谐振点.频率范围20-300Hz,可手动设置扫频范围，扫频耗时2分钟(自动全频扫)， 频率分辨率0.01Hz。

d) 自动试验，用户可设置试验程序，试验程序分为5段，系统自动按设置的程序完成试验过程。

e) 强大的保护及报警功能：过流保护，过压保护和闪络保护。

f) 自动打印试验结果。

Main feature

a) The waveform is a square wave with pulse width voltage adjustment.

b) The voltage is continuously monitored during the operation of the system. When the power supply voltage fluctuates or the power supply frequency fluctuates and the high voltage voltage fluctuates, the voltage is automatically trimmed to the set voltage value.

c) Automatic sweep frequency, find the resonance point. The frequency range is 20-300Hz, the sweep frequency range can be set manually. The sweep frequency takes up to 2 minutes (automatic full-frequency sweep), and the frequency resolution is 0.01Hz.

d) Automatic test, the user can set the test program, the test program is divided into 5 sections, and the system automatically completes the test process according to the set procedure.

e) Powerful protection and alarm functions: overcurrent protection, overvoltage protection and flashover protection.

f) Test results print automatically.

主要参数

a) 额定容量：20kW

b) 输入电源:电压 380V±10% 单相；频率 50Hz

c) 输出电压： 0-400V连续可调

d) 输出波形：方波

e) 频率调节范围：20-300Hz

f) 频率分辨率：0.01Hz

g) 频率不稳定度：≤1%

h) 频率步进值：5Hz,2Hz,1Hz,0.5HZ,0.1Hz,0.01Hz

l) 电压不稳定度：≤1%

j) 运行连续工作时间：60分钟，温升≤45K

k) 工作条件：温度 -10℃～40℃；

l) 湿度 不大于85%RH

m) 海拔高度：＜3000m

n) 重量：16kg

Main parameters

a) Rated capacity: 20kW

b) Input power: voltage 380V ± 10% single phase; frequency 50Hz

c) Output voltage: 0-400V continuously adjustable

d) Output waveform: square wave

e) Frequency adjustment range: 20-300Hz

f) Frequency resolution: 0.01Hz

g) Frequency instability: ≤1%

h) Frequency step: 5Hz, 2Hz, 1Hz, 0.5HZ, 0.1Hz, 0.01Hz

l) Voltage instability: ≤1%

j) Running continuous working time: 60 minutes, temperature rise ≤ 45K

k) Working conditions: temperature -10 ° C ~ 40 ° C;

l) Humidity is not more than 85% RH

m) Altitude: <3000m

n) Weight: 16kg

2、NALB-10kVA/1.5kV；3kV /0.4kV励磁变压器         2台

励磁变压器配备两台，单台容量10kVA；电压为1.5kV和3kV；可单独使用，也可以并联使用，这样能降低励磁变压器重量。

励磁变压器原、副边线圈按隔离水平5kV设计，副边线圈对原边线圈及地为高压隔离且设有静电屏蔽层，既可作励磁变又可作隔离变，变压器的输出端对地连接有压敏电阻，以防止击穿反击。

a) 额定容量：10kVA；

b) 输入电压：400V，单相；

c) 输出电压：1.5kV；3kV；

d) 工作频率：30~300Hz；

e) 材料构成：干式；

f) 重量：约45kg。

2. NALB-10kVA/1.5kV; 3kV / 0.4kV excitation transformer  2 sets

The excitation transformer is equipped with two units, each with a capacity of 10kVA; the voltage is 1.5kV and 3kV; it can be used alone or in parallel, which can reduce the weight of the excitation transformer.

The original and secondary coils of the excitation transformer are designed according to the isolation level of 5kV. The secondary coil is isolated from the primary coil and the ground and has an electrostatic shielding layer. It can be used for both excitation and isolation. The output of the transformer is connected to the ground. There are varistors to prevent breakdown and counterattack.

a) rated capacity: 10kVA;

b) Input voltage: 400V, single phase;

c) output voltage: 1.5kV; 3kV;

d) Working frequency: 30~300Hz;

e) material composition: dry;

f) Weight: about 45kg.

3、NADK -80kVA/40kV高压电抗器                     6节

a) 额定容量：80kVA；

b) 额定电压：40kV；

c) 额定电流：2A；

d) 电感量：55H/单节；

e) 品质因数：装置自身Q＞30（f=30Hz时）；

f) 材料构成：干式；

g) 重量：45kg/节。

3. NADK -80kVA/40kV high voltage reactor              6 sets

a) rated capacity: 80kVA;

b) rated voltage: 40kV;

c) rated current: 2A;

d) inductance: 55H / single section;

e) Quality factor: device itself Q>30 (f=30Hz);

f) material composition: dry;

g) Weight: 45kg / set.

4、NAFR-250kV/1000pF电容分压器                   1台

电容分压器采用纯电容分压型式，工作频率为30~300Hz，高、低压电容采用相同的材料，在频率变化时不影响其测量准确度。

a) 额定电压：250kV；

b) 额定电容：1000pF ；

c) 工作频率：30-300Hz；

d) 工作时间；额定运行60分钟无异常；

e) 耐压水平；在额定电压下1.1倍1分钟正常；

f) 分压方式：纯电容分压方式；

g) 分压比：1000：1；

h) 测量误差：有效值1.0级；

i) 重量：25kg。

4. NAFR-250kV/1000pF capacitor divider                1 set

The capacitor divider uses a pure capacitor divider type with an operating frequency of 30~300Hz. The high and low voltage capacitors use the same material and do not affect the measurement accuracy when the frequency changes.

a) rated voltage: 250kV;

b) rated capacitance: 1000pF;

c) Operating frequency: 30-300Hz;

d) working time; no abnormality after rated operation for 60 minutes;

e) withstand voltage level; 1.1 times normal for 1 minute at rated voltage;

f) Partial voltage division method: pure capacitor partial pressure method;

g) Partial pressure ratio: 1000:1;

h) measurement error: effective value 1.0;

i) Weight: 25kg.

5. NADRB-250kV/20000pF补偿电容                    1台

a) 电容量：20000pF

b) 电容频率：50Hz

c) 额定电压：250kV

d) 需配备数量：1台补偿电容

e) 局放量：100％Un时，局放量小于10pC；80％Un时，局放量小于5pC

f) 操作模式：100％Un时，可连续运行70分钟；80%Un时，可长时间运行。

g) 设备净重：36公斤，净尺寸：240*800*2950毫米。

5. NADRB-250kV/20000pF compensation capacitor        1 set

a) Capacity: 20000pF

b) Capacitance frequency: 50Hz

c) Rated voltage: 250kV

d) Quantity required: 1 compensation capacitor

e) Bureaux volume: at full Un, the partial discharge is less than 10pC; when 80%Un, the partial discharge is less than 5pC

f) Operation mode:at full Un, continuous operation for 70 minutes; 80% Un, long-term operation.

g) Net weight of equipment: 36 kg, net size: 240*800*2950 mm.

二、装箱清单

1、中英文使用说明书；

2、保修单壹份；

3、出厂检验报告；

4、产品合格证；

5、装箱清单壹份。

II. Packing list

1. Chinese & English instructions for use;

2. Copy list of warranty;

3. Factory testing report;

4. Product certification card;

5, The packing list.