I. Application:
This equipment is mainly used under ≤ 100KV test voltage (35KV voltage class) for power products such as transformers, power transformers, high voltage circuit breakers, cables accessories, products for power frequency voltage withstand test and partial discharge test and research pilot.
II. Working Conditions:
Altitude: ≤ 2500m
Temperature: -15ºC ~ +45ºC
Relative humidity: ≤90%RH
III. Standard
JB/T9641-1999 .........…Test Transformer
GB/T.311.1-1997 ......…Insulated high-voltage transmission and distribution equipment and cooperation
GB/T 16927.1-1997 ......…HV Test TechnologyCharter 1
GB/T 16927.2-1997.........HV Test Technology Charter 2
GB7328-87............…Transformer and reactor sound levels measured
GB/7354-2003 .........…PD Test
GB/T509-1991 .........…Power Transformer Test Rule
GB2536-1990............Transformer Oil
GB7252-87............…Transformer oil dissolved gas analysis and assessment guidelines
JB8749-1998............General requirements for voltage regulator
IV. Equipment components
1.PD Test Transformer (10KVA /100KV) ........................................................................1 unit
2.Test Controller (10KVA/200V) .....................................................................................1 unit
3.Power Isolation Filter (10KVA/220V)............................................................................1 unit
4.PD Coupling Capacitor(100KV/1000pF) .....................................................................1 unit
5.Current Limit Resistance(100kV/2K)............................................................................1 unit
6.Partial Discharge Analyzer (HSJFD-3A).......................................................................1 unit
PD Test Transformer 10KVA /100KV/200V
1. Rated capacity: 10kVA
2. Output voltage:0- 100 kV
3. Input voltage: 200V ±10%
4. PD Volume under rated voltage ≤ 5PC
5..Output Current: 100mA
6. Phase: Single Phase
7.Voltage accuracy: AC 1.5%
8.Power supply distortion: <3%
9. Dielectric medium: SF6
10.Size: Ф360*1100mm
11. Weight: 85kgs
Control unit, 10kVA/220V
Functon:
1.Zero position function,digital voltage/current display.
2.Time Ralay control alarming warning; alarm with light
3.Over-current/voltage protection, breakdown protection.
4.Continuous adjusting voltage, without waveform distortion.
5. Voltage return to zero when testing is over.
Parameters:
1.Rated capacitance: 10kva
2.Input voltage:220V±10%
3.Output current: 50A
4.Output voltage: 0-200V
5.Size: 480*350*700mm
6.Weight:65kgs
Power Isolation Filter (10KVA), 10kVA/220V
1.Input Voltage:200V±10%
2.Output voltage:200V±10%
3. Rated Capacitance:10KVA
4. Resistance voltage: ≤5%
5.Unload loss: ≤5%
5. Reduction Character:10KHz~100KHz ≥20dB; 100KHz~30MKHz ≥60dB
6. PD level:Q≤ 5PC under rated voltage
7. Size:400 × 350 × 450mm
8. Weight:60Kg
PD Coupling Capacitor 100kV/100pF
1.Capacitance: 200pF
2.PD Volume:≤ 5PC
3.Coupling Capacity: 100KV
4.Equipotential shielding: 1 unit
4.Size: Height 1100mm, Ф80mm
5.Weight: 15kgs
Current Limit Resistance, 100kV/2K
1.Creepage:>150KV
2.Height: 300mm, Ф60mm
3.Weight: 2.8kgs
PD Analyzer, HSJFD-3A
Feature:
1. large scale integrated circuit make the tester more stable and accurate..
2. large-screen CRT, the screen area to work effectively 100 × 80mm, can be clearly observed discharge waveform.
3. Four-channel test interface, more convenient testing.
4. using double-header shows the amount of discharge, both figures table shows PC value, while another pointer header shows PC value, the pointer table can be divided into linear and logarithmic instructions.
5. Low noise, high detection sensitivity, wide capacitance coverage area
6. Small size and light weight make it easy to carry.
Main technical index:
1.Testing scope: 6PF - 250uF
2.Sensitivity: 0.02PC
| Input unit |
Tuning capacity |
Unit |
Sensitivity (asymmetric circuit) |
| 1 |
6-25-100 |
µµF |
0.02 |
| 2 |
25-100-400 |
µµF |
0.04 |
| 3 |
100-400-1500 |
µµF |
0.06 |
| 4 |
400-1500-6000 |
µµF |
0.1 |
| 5 |
1500-6000-25000 |
µµF |
0.2 |
| 6 |
0.006-0.025-0.1 |
µF |
0.3 |
| 7 |
0.025-0.1-0.4 |
µF |
0.5 |
| 8 |
0.1-0.4-1.5 |
µF |
1.0 |
| 9 |
0.4-1.5-6.0 |
µF |
1.5 |
| 10 |
1.5-6.0-25 |
µF |
2.5 |
| 11 |
6.0-25-60 |
µF |
5.0 |
| 12 |
25-60-250 |
µF |
10 |
| 7R |
Resistance |
µF |
0.5 |
3.Amplifier band:
(1) low-end: 10KHZ, 20KHZ, 40KHZ optional
(2) high-end: 80KHZ, 200KHZ, 300KHZ optional
4.Amplifier adjustment:
6 coarse grade, 20db each grade;
scope of fine-tune> 20db.
5.Time window:
(1) Window Width: 15 - 150°Adjustable
(2) Window Position: Each window can be rotated 0 -170°
(3) 2 windows can be opened separately or simultaneously.
6.Discharge scale:
(1) Analog Meter: logarithmic scale 1-10-100, error<5%
linear scale 0-1000 Error<5% (based on full-scale meter)
(2) Digital Header: 3.5 LED shows 0-100, error<5%
7.Elliptical:
(1) Frequency 50HZ, 100HZ, 150HZ, 200HZ, 400HZ
(2) Elliptical rotation: 30°each grade, it can be used for 120°rotation
(3) Display: Oval - straight line
(4) high-frequency input voltage:13V-275V, power:<1VA
8.Testing Voltmeter:
(1) Range: 100KV (expandable)
(2) Display: 3.5 digital voltmeter instructions
(3) Accuracy: 5%
9. Power supply: 220V
10.Size:530×550×220mm3
11.Weight:22KG
Calibrator
1. Output charge position: 5 PC, 50PC, 500PC
2. Polarity: positive and negative alternation
3. Repetition frequency: 1.2KHz
4. Frequency range: >±100Hz
5. Pulse rise time: <100ns
6. Pulse fall time: >100us
7. Injection capacitance: 10PF, 100PF
8. Capacitance error: Ec ≤ ±4%
9. Square wave voltage amplitude error: Eu ≤ ±4% (50PC position)
10. Correction charge error: Eq=(Eu2+Ec2)1/2 ≤±5%
11. Battery: 6F22 9V
12.Size: 160 x 125 x 50mm3
13.Weight: 0.5kg
V. Connection sketch
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