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400KVA Circuit Breaker Test Set PD Free Power Frequency Voltage Withstand System

PD Free AC Transformer Test Systems , PD Free Power Frequency Voltage Withstand System For HV Breaker

I. Products Description and Application :

CQSB series PD free power frequency test transformer system is mainly used for power frequency voltage withstand for electrician products and insulation materials or insulation structure. It is also be used for PD free power frequency test power supply of testing objects such as transformer, mutual induction, arrester,etc. it is be used widely in electrician manufacturing department, power operation department, R&D institution and institution of higher learning.The voltage divider of the system has coupling terminal of PD signal , through equipped with 2 or 4 channels PD analyzer (optional), PD detecting for test object can be realized.

The model CQSB-400KVA/400KV has two stackable cylinder type Test Transformer in series connection to output 400KV test voltage and 1A test current. The duty cycle is 60mints on ,60mints off ,

Until now , this test set had formed many different serialized model according to different votage withstand test applications .The alike model can see other typical model at the following clause.

II. Main Components:

Power frequency intelligent measurement and control system or console type control cabinet,
Power supply switch cabinet,
Voltage regulator cabinet,
Testing transformer with iron tank type or cylinder type,
Compensating reactor,
Power frequency protective resistance,
Electronic rapid protective device
Coupling capacitive voltage divider.

For example Model CQSB-400KVA/400KV

SN	Name of Components	Type and specification	Qty.	Each weight	Each Dimension
1	Control console	DSC-400KV	1piece	180kgs	1200420820mm
2	Electric voltage regulator cabinet	DT-400KVA	1piece	2500kgs	110010501250mm
3.1	First stackable cylinder type Test Transformer	CQSB-400KVA/200KV	1piece	3000kgs	D1200*H2800mm
3.2	Second stackable cylinder type Test Transformer	CQSB-200KVA/200KV	1piece	2400kgs	D1200*H2500mm
4	Protection resistance	BHR-1A/400KV	1pieces	120kgs	D380*L850mm
5	Voltage divider with coupling capacitance	TJF-400KV/500pF	1set	200kgs	D320*H6000mm
6	Special test accessories
Note : Special requirement can be made by order.

III. Applicable objects

Partial discharging and AC voltage withstand test for HV electrical engineering and apparatus, such as transformer, GIS, mutual inductor,switch,bushing,arrester,cables.
Power AC voltage withstand of insulation materials

IV. Technical features

Little magnitude of complete installation which can guarantee the magnitude within 5pC(except for special cases)
Expoxy resin poured shell,glass fiber convolved non corona high voltage insulation outer barrel
Low impedance of complete equipment, complete functions of over voltage,over current, arc protection with reliability
Dedicated mould processed for grading shield,aluminium molded, smooth surface,light weight, convenient for installation
The large capacity HV test device employs power frequency intelligent measurement and control system to ensure much higher intelligence and
Automation of controlling and protection.
Sampling and using optical communication, thoroughly isolate high voltage and low voltage control loop.
Self-inspection and display of real-time status are available in the testing processing.
Perfect management function of data and report.
Being able to record and draw HV U/T,I/T testing curve

V. Test connection figure (For example: model CQSB-400KVA/400KV):

VI. Advantages

Pure power frequency test at 50Hz or 60Hz, output voltage distortion (THD) is very small.
Meet low partial discharge measurement requirements
Modular structure for saving space in the test hall
Low impedance, wide application range
Easy to operate with computer controlled measurement system
Complete protection circuit to ensure the safety of personnel and equipment
Surge and transient protection sensitive electronic components
Particularly suited for tests requiring stable voltage even if the load changes under voltage (corona, wet & pollution tests) or when the load is inductive (inductive voltage transformers).

VII. General Technical data:

Mode of system test: PD Free AC Withstand Voltage Test Systems With Cylinder Type Transformer
System model : CQSB-400KVA/400KV
Input power supply : 380±10%(single-phase),50Hz/60Hz
Rated output capacity: 400kVA
Rated output Voltage: 400KV
Max Test voltage : no more than 400KV
Rated output current: 1.0A
Reg. Freq range : 50/60Hz
Output voltage waveform: pure sine wave
Temperature rise: Less than 65K under rated current working 60mints;
Noise level: No more than 65dB
Structure: oil-immersed with cylinder type designed

VIII. Other optional components

Power supply noise filter
Triple and fifth filter
Compensating reactor
Over-voltage electronic fast protection device
SF6 standard capacitor·
Partial discharge detector

IX. Other Typical Model

1. Single transformer type :

MODEL	Rated capacity (KVA)	LV input supply(KV)	Rated output voltage(KV)	Cylinder transformer dimension D× H(mm)	Weight (kg)
CQSB-1.5KVA/50KV	1.5	0.22	50	φ430*580	65
CQSB-2.5KVA/50KV	2.5	0.22	50	φ280*500	70
CQSB-3KVA/50KV	3	0.22	50	φ300*510	72
CQSB-5KVA/50KV	5	0.22	50	φ460*580	110
CQSB-5KVA/100KV	5	0.22	100	φ640*820	130
CQSB-10KVA/100KV	10	0.22	100	φ620*850	160
CQSB-50KVA/100KV	50	0.4	100	φ725*1100	500
CQSB-12KVA/120KV	12	0.38	120	φ750*1230	380
CQSB-15KVA/150KV	15	0.38	150	φ820*1220	500
CQSB-20KVA/200KV	20	0.38	200	φ1080*1700	900
CQSB-50KVA/250KV	50	0.38	250	φ1460*1520	1250
CQSB-75KVA/250KV	75	0.38	250	φ1460*1780	1450
CQSB-75KVA/500KV	75	0.38	500	φ2000*4850	6800
CQSB-100KVA/100KV	100	0.38	100	φ1000*1250	800
CQSB-100KVA/150KV	100	0.38	150	φ1410*1620	1700
CQSB-100KVA/250KV	100	0.6	250	φ1100*1450	1550
CQSB-125KVA/250KV	125	0.38	250	φ1540*2060	3460
CQSB-150KVA/150KV	150	0.6	150	φ1420*1620	2200
CQSB-2000KVA/500KV	2000	3	500	φ3000*4800	50000

2. Stackable cylinder transformers type:

MODEL	Rated capacity (KVA)	LV input supply(KV)	Rated output voltage(KV)	Cylinder transformer dimension D× H(mm)	Weight (kg)
CQSB-10KVA/2*50KV	10	0.2	100	φ410*980	200
CQSB-25KVA/2*125KV	25	0.38	250	φ1250*2200	890
CQSB-100KVA/2*200KV	100	0.38	400	φ1580*3650	2500
CQSB-150KVA/2*150KV	150	0.38	300	φ1600*3200	3980
CQSB-300KVA/2*150KV	300	0.38	300	φ1600*3800	4280
CQSB-250KVA/2*250KV	250	0.38	500	φ2220*6100	11200
CQSB-500KVA/2*250KV	500	0.6	500	φ2030*4600	18500
CQSB-600KVA/2*300KV	600	3	600	φ3200*8000	19000
CQSB-1200KVA/2*300KV	1200	0.6	600	φ3000*6200	28900
CQSB-1250KVA/2*125KV	1250	3	250	φ4500*3200	14500
CQSB-300KVA/2*300KV	300	3	600	φ2610*5600	10000

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Categories	Circuit Breaker Test Set
Brand Name:	Fanke High-Voltage
Model Number:	CQSB-400KVA/400KV
Certification:	ISO9001
Place of Origin:	China
MOQ:	One unit
Price:	Negotiable
Payment Terms:	L/C , T/T
Supply Ability:	5units/2months
Delivery Time:	45~75 work days
Packaging Details:	Export standard wooden case with fumigation free
Test Principle:	Power Frequency Test Transformer Circuit
Application:	AC hipot test and PD measurement for CB
Max.capacity:	400KVA
Max. Voltage:	400KV
Usage:	Factory quality inspection machine
Component::	Control Console，Voltage Regulator，Cylinder Type Test Transformer, Protection resistance,And Voltage Divider
Test Frequency:	50Hz Or 60Hz
Duty Cycle:	60mints Or Made By Order
Test Accuracy:	No Less Than 1.0%
Output Waveform:	Pure Sine Wave
PD level:	PD free , No corona , No more than 5pC