Power Plant Testing Equipment Solution Variable Frequency Resonance Hipot Tester

• Customization: Available
• After-sales Service: 24-Hour Online Service
• Warranty: One Year
• Model NO.: HZBP
• Max Diameter of Workpiece: No
• Mass Scope of Workpiece: <900kg
• Type: Universal Testing Machine
• Maxcapacity: <1000KN
• Accuracy Grade: 0.5
• Load Way: Electronic Load
• Loading Method: Static Load
• Display: Digital
• Control: Manual or Computer Control
• Weight: 100-500Kg
• Power Source: AC380V
• Oil Cylinder Position: No
• Rated Capacity: 300kVA-20000kVA
• Rated Voltage: 200kv-20000kVA
• Rated Current(Local Voltage): 1A-100A
• Power Supply: 380V 50Hz/60Hz
• System Quality Factor (Sqf): Q≥50
• Operating System and Temperature Rise: Device Coil Temperature Rise <65K After 60mins of
• Noise: ≤65dB
• Output Frequency: 20-300Hz
• Output Voltage Waveform: Waveform Is Sinusoidal, Waveform Distortion Rate O
• Frequency Adjustment Sensitivity: 0.1Hz, Instability ≤0.05%
• Application: 110kv Transformer AC Withstand Voltage Test
• Resonant Voltage Waveform: Sine Waveform Distortion Rate Less Than 1%
• Full Load Working Time: Continuous Working 15/60 Min
• Frequency Adjustable: Accuracy, Instability 0.01%
• Place of Origin: Wuhan China
• Transport Package: Wodden Crate
• Specification: 2400*590*590
• Trademark: HZRTZ POWER
• Origin: Wuhan, China
• HS Code: 9030332000
• Production Capacity: 120sets/Year
• Package Size: 300.00cm * 200.00cm * 200.00cm
• Package Gross Weight: 400.000kg

Product Description

Power Plant Test Equipment selection

1 Motor
Test items and requirements for synchronous generators with a capacity of 600 kW and above

SN	Item	Model
1	Insulation resistance, absorption ratio or polarisation index of stator windings	HZ-5K Insulated resistance tester
2	DC resistance of stator windings	HZ-10A DC Insulated resistance tester
3	Stator winding leakage current and DC withstand voltage test	ZGF-SDC High Voltage Generator
4	Stator winding AC voltage withstand test	HZBPFM series resonance test set
5	Insulation resistance of rotor windings	HZ2671megohmmeter
6	DC resistance of the rotor winding	HZS-20ADC Resistance Tester
7	Rotor winding AC voltage withstand test	YDJ High voltage test transformers
8	Insulation resistance of equipment connected to the excitation circuits of generators and exciters	HZ2671Digital Megohmmeter
9	AC withstand voltage test equipment connected to the excitation circuits of generators and exciters	YDJ Test transformers
10	Stator core test	infrared thermometer
11	Insulation resistance of generator and exciter bearings	HZ2671 Digital Megohmmeter
12	No-load characteristic curve	HZBTC Transformer no load characteristic tester
13	Three-phase stable short-circuit characteristic curve	HZBTC Transformer no load characteristic tester

2 Power transformers and reactors

  Test items and requirements for power transformers and reactors

SN	Item	Model
1	Dissolved gas chromatography in oil	HZSP-II Transformer oil chromatography analyzer
2	Winding DC resistance	HZS-10ADC Resistance fast tester
3	Winding insulation resistance, absorption ratio or (and) polarisation index	HZ-5K Insulation Characteristics Tester
4	Winding tgδ	HZJS-IIIIntelligent Dielectric Loss Tester
5	tgδ and capacitance values of capacitive bushings	HZJS-III Intelligent Dielectric Loss Tester
6	Insulating oil test	HZJS-I Dielectric strength tester for insulating oil
7	AC voltage withstand test	HZBP Resonance Test System
8	Insulation resistance of iron core (with external grounding wire)	HZ-5K Digital Megohmmeter
9	Insulation resistance of core bolts, yoke clamps, straps, cores, coil pressure rings and shielding, etc.	HZ-5K Digital Megohmmeter
10	Water content in oil	HZWS-Water content in oil tester
11	Gas content in oil	HZSP-II Transformer oil chromatography analyzer
12	Winding leakage current	ZGFDC High Voltage Generator
13	Voltage ratio of all taps of the winding	HZBB-IIIntelligent Variable Ratio Tester
14	Calibration of three-phase transformer groups or single-phase transformer polarity	HZBB-II Intelligent Turns Ratio Tester
15	No-load current and no-load loss	HZBTCTransformer no load characteristic tester
16	Short circuit impedance and load loss	HZBTC Transformer no load characteristic tester
17	Partial Discharge testing	HZJF-8000S Partial Discharge Detector
18	Testing and inspection of on-load voltage regulators	HZYZ-2000Transformer on-load tap-changer tester
19	Testing of temperature measuring devices and secondary circuits	HZ-5KPointer Insulation Resistance Meter
20	Testing of gas relays and secondary circuits	HZ-5KPointer Insulation Resistance Meter
21	Inspection and testing of cooling devices and secondary circuits	HZ-5K Pointer Insulation Resistance Meter
22	Insulation test of current transformers in sleeve	Pointer type insulation resistance meter

3 transformers
3.1 current transformer
Test items and requirements for current transformers

SN	Item	Model
1	Insulation resistance of windings and fianl screen	HZ-5KDigital Megohmmeter
2	Tgδ and capacity	HZJS-IIII ntelligent Dielectric Loss Tester
3	Dissolved gas chromatography in oil	HZSP-II Transformer oil chromatography analyzer
4	AC voltage withstand test	YDJ Test transformers
5	Partial Discharge Tester	HZJF-8000SPartial Discharge Detector
6	Polarity checking	HZFA-III Volt-ampere characteristic tester
7	Ratio check of each tap	HZFA-III Volt-ampere characteristic tester
8	Calibration of excitation characteristic curve	HZFA-III Volt-ampere characteristic tester
9	First winding DC resistance measurement	HZS-10ADC Resistance fast tester
10	Insulating oil breakdown voltage	HZIJJ-I insulating oilDielectric strength tester

3.2 voltage transformer
Electromagnetic voltage transformers test items and requirements

SN	Item	Model
1	insulation resistance	HZ-5K Digital Megohmmeter
2	Tgδ(20KV and above)	HZJS-IIIIntelligent Dielectric Loss Tester
3	Chromatographic analysis of dissolved gases in oil	HZSP-II Transformer oil chromatography analyzer
4	AC withstand Test	HZBP Resonance Test System
5	Partial Discharge Test	HZJF-8000S Partial Discharge Detector
6	Insulation resistance of core clamping bolts (accessible)	HZ-5K Digital Megohmmeter
7	Connection grade and polarity	HZBB Intelligent Turns Ratio Tester
8	voltage ratio	HZBB Intelligent Turns Ratio Tester
9	Insulating oil breakdown voltage	HZIJJ-I Insulating Oil Strength Tester

3.3 Capacitive Voltage Transformers
Test items and requirements for capacitive voltage transformers

SN	Item	Model
1	voltage ratio	HZBB Intelligent Turns Ratio Tester
2	Insulation resistance of intermediate transformers	HZ-5K Digital Megohmmeter
3	Tgδ of the intermediate transformer	HZJS-III Intelligent Dielectric Loss Tester

4 Switchgear
4.1 Test items and requirements for SF6 circuit breakers and GIS

SN	Item	Model
1	Temperature of SF6 gas in circuit breakers and GIS and other tests of the gas	Portable Temperature Meter
2	SF6 Gas Leakage Test	XP-1A  SF6 leak detector
3	Insulation resistance of auxiliary and control circuits	HZ-5K megohmmeter
4	Withstand test	YDJ Test transformers
5	AC withstand voltage test for auxiliary and control circuits	HZ-5K Digital Megohmmeter
6	Insulation resistance, capacitance and Tgδ of  parallel  capacitors	HZJS-IIIIntelligent Dielectric Loss tester
7	Closing Resistance Value and Closing Resistance Input Time	HZHL-Z-100A Intelligent earth resistance tester
8	Speed characteristics of circuit breakers	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
9	Time parameter of the circuit breaker	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
10	Operating voltage of the switching and closing solenoid	HZJB-660S Relay Protection Tester
11	conductive circuit resistance	HZDW-II Intelligent Contact Resistance Tester

4.2 Oil-rich and oil-poor circuit breakers
Test Items and Requirements for Oil-rich and oil-poor circuit breakers

SN	Item	Model
1	insulation resistance	HZ-5K Digital Megohmmeter
2	Tgδ of non-pure ceramic bushings and multi-oil circuit breakers 40.5KV and above	HZJS-III Intelligent Dielectric Loss Tester
3	40.5KV and above oil less circuit breaker Leakage current	ZGF DC High Voltage Generator
4	Circuit breaker AC voltage withstand test to ground, at the break and between phases	YDJ Test transformers
5	AC withstand voltage test for 126KV and above oil break lifting rods	YDJ Test transformers
6	AC withstand voltage test for auxiliary and control circuits	HZ-5KDigital Megohmmeter
7	conductive circuit resistance	HZHL-Z-100A Contact Resistance Tester
8	The value of the parallel resistance of the interrupter, the capacitance of the parallel capacitor soon and Tgδ	HZJS-III Intelligent Dielectric Loss Tester
9	Closing and timing of circuit breakers	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
10	Speed of opening and closing circuit breaker	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
11	Simultaneity of breaking and closing of circuit breaker contacts	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
12	Minimum operating voltage of actuator closing contactors and opening and closing solenoids	HZJB-660S Microcomputer Relay Protection Tester
13	Insulation resistance and DC resistance of the closing contactor and the coil of the switching and closing solenoid, insulation resistance of auxiliary and control circuits	HZ-5K Digital Megohmmeter
14	Test of insulating oil in breaker body and bushing	HZIJJ-I Dielectric strength tester for insulating oil

4.3 air breaker
Test items and requirements for air circuit breakers

SN	Item	Model
1	Leakage current of 40.5KV and above supporting porcelain bushings and lifting rods	ZZGF DC High Voltage Generator
2	Withstand Test	YDJ Test transformers
3	AC withstand voltage test for auxiliary and control circuits	HZ-5K Digital Megohmmeter
4	conductive circuit resistance	HZHL-Z-100AContact Resistance Tester
5	Shunt resistance of the interrupter, capacitance of the voltage equalising capacitor and Tgδ	HZJS-III Intelligent Dielectric Loss Meter
6	Main and auxiliary contact opening and closing matching time	HGKC-12 High Voltage Switch Dynamic Characteristics tester
7	Breaking and closing time of circuit breakers and its closing and breaking time	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
8	Simultaneity of switching and closing between breaks and three phases of the same phase	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
9	Closing and opening is the lowest voltage of the solenoid coil	HZJB-660S Microcomputer Relay Protection Tester

4.4 vacuum interrupter
Test items and requirements for vacuum circuit breakers

SN	Item	Model
1	insulation resistance	HZ-5K Digital Megohmmeter
2	AC withstand voltage test (circuit breaker main circuit to ground, phase to phase and break)	YDJ Test transformers
3	AC withstand voltage test for auxiliary and control circuits	HZ-5K Digital Megohmmeter
4	conductive circuit resistance	HZHL-Z-100AContact Resistance tester
5	Closing and breaking time of circuit breakers, simultaneity of opening and closing, contact opening distance, bouncing during closing	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
6	Minimum operating voltage of actuator closing contact and switching and closing solenoids	HZJB Relay Protection Tester
7	Test of vacuum in vacuum interrupters	HZ-4000 vacuum tester

4.5 Reclosers (including all kinds of 12KV reclosers with oil, vacuum and SF6 gas insulation)
Test items and requirements for reclosers

SN	Item	Model
1	insulation resistance	HZ-5K Digital Megohmmeter
2	SF6 Humidity of the gas in the recloser	Portable Temperature Meter
3	SF6 gas leakage	XP-1A SF6 leak detector
4	Insulation resistance of control circuits	HZ-5K Digital Megohmmeter
5	AC withstand voltage test	YDJ Test transformers
6	AC withstand voltage test for auxiliary and control circuits	HZ-5K Insulation resistance meter
7	Closing time, splitting time, three-phase contact splitting and closing simultaneity, contact bounce	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
8	Oil recloser break and closing speed	HGKC-12 High Voltage Switch Dynamic Characteristics Tester
9	Operating voltage of the closing solenoid coil	HZJB Relay Protection Tester
10	conductive circuit resistance	HZHL-Z-100AContact Resistance Tester
11	DC Resistance of Switching Coil	HZ-10A DC Resistance Tester
12	Operating voltage of the switching starter	HZJB Relay Protection Tester
13	Closing solenoid coil DC resistance	HZ-10A DC Resistance Tester
14	Minimum switch current	HZJB Relay Protection Tester
15	Insulating oil test	HZIJJ_I Dielectric strength tester for insulating oil

5 bushing
Test items and requirements for bushing

SN	Item	Model
1	Main Insulation and capacitive  bushing final screen insulation resistance to ground	HZ-5K Digital Megohmmeter
2	Main insulation and capacitive bushing to ground final screen Tgδ and capacitance	HZJS-III Intelligent Dielectric Loss Measuring Instrument
3	Dissolved gas chromatography in oil	HZSP-II Transformer oil chromatography analyzer
4	AC withstand voltage test	YDJ Test transformers
5	Partial Discharge test of 66KV and Above Capacitive bushing	HZJF-8000S Partial detectors

6 Pillar insulators and suspension insulators
Test items and requirements for pillar insulators and suspension insulators in power plants and substations

SN	Item	Model
1	Zero value insulator testing (66KV and above)	HZYM salt trap
2	insulation resistance	HZ-5K Digital Megohmmeter
3	AC voltage withstand test	YDJ Test transformers
4	The good equivalent salt density of insulator surface filth	HZYM Salt density tester

7 series reactor
Test items and requirements for series reactors

SN	Item	Model
1	Winding insulation resistance	HZ-5K Digital Megohmmeter
2	Winding DC resistance	HZS-10ADC Resistance Tester
3	Insulating oil breakdown voltage	HZIJJ-I Dielectric strength tester for insulating oil
4	Winding Tgδ	HZJS-III  Intelligent Dielectric Loss Tester
5	Winding to core and case AC withstand voltage and phase to phase AC withstand voltage	YDJ Test transformers
6	Insulation resistance of yoke beams and core piercing bolts (accessible)	HZ-5K Digital Megohmmeter

8 discharging coil

SN	Item	Model
1	insulation resistance	HZ-5K Digital Megohmmeter
2	Tgδ of the winding	HZJS-III Intelligent Dielectric Loss Tester
3	AC voltage withstand test	YDJ Test transformers
4	Insulating oil breakdown voltage	HZIJJ-I  insulating oil dielectric strength tester
5	First winding DC resistance	HZ DC resistance fast tester
6	voltage ratio	HZBB intelligent turns ratio tester

9 Metal oxide surge arrester
Test items and requirements for metal oxide surge arresters

SN	Item	Model
1	insulation resistance	HZ-5K Digital Megohmmeter
2	Leakage current at 1mA DC (U1mA) and 0.75 U1mA	ZGFDC High Voltage Generator
3	AC leakage current operating voltage	YDJ Test transformers
4	Industrial frequency reference voltage at Industrial frequency  reference current	HZZC industrial frequency signal generator
5	Base insulation resistance	HZ-5K Digital Megohmmeter
6	Check discharge counter operation	FCZ-III lightning arrester discharge counter detector

10 grounding set
Inspection items and requirements for earthing devices

SN	Item	Model
1	Checking the connection between the earth lead of the electrical equipment with an effective earthing system and the earthing grid	HZDD-10A Underground Lead Wire Conductivity Meter
2	Sample digging to check the corrosion of grounding nets in the ground of power plants and substations	HZ2571 Ground Resistance Measuring Instrument

 

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FAQ

Q1:Is your company a sales or a manufacturer? 
We are an integrated trade and manufacturing company with our own factory. 

Q2:If we need to customize our own brand or if there are special requirements for the built-in software of the machine, can it be customized?
Yes, we accept OEM/ODM/OBM and can customize the built-in software of the product according to the customer's special requirements.

Q3:What is the usual lead time? How long can we receive the order after placing it?
In normal circumstances, products in stock can be received within 5 to 7 days via the fastest international express. Other situations may vary depending on the quantity of products ordered, whether there are special customization requirements, and the delivery time chosen.

Q4:How can we ensure that the product will not be damaged during transportation, considering the large size of the product?
We have professional internal and external packaging to ensure the safety and stability of the products during transportation. For fragile or other special parts, we will include an extra set to ensure that the customer can use the product immediately upon receipt.

Q5:How do you handle after-sales service? What if there is a quality problem with the product or if the customer does not know how to operate it? 
For quality issues that are not caused by human error, we provide a one-year warranty from the time the product is delivered, and lifetime technical support. Other after-sales issues will be addressed by our professional technical staff within 24 hours. The product comes with a user manual and an operation video.