Widely used in line protection,main transformer differential protection,excitation control,andvarious other fields.
This instrument features standard four-phase voltage and three-phase current output,capable of testing traditional relays and protection devices as well as modern microcomputer protections.It is especially convenient and perfect for testing transformer differential protection and auto-reclosing devices.It meets the national standard GB/T 7261-2016 <Basic Test Methods for Relay Protection and Safety Automatic Devices> and the national standard DL/T624-2010 <Technical Conditions for Micro-computer Relay Protection Test Devices>.
1. Meets all on-site testing requirements
2. Classic Windows XP interface with a user-friendly human-machine interface
3.The built-in Windows XP system comes with a recovery function to prevent system crashed caused by illegal shutdowns or misoperations.
4. Equipped with an ultra-thin industrial keyboard andoptical mouse
5. Adopts a DSP+FPGA structure
6. High-fidelity linear power amplifier
7. Uses a USB interface for direct communication with a PC
8. Can be connected to a laptop(optional)for operation
9. Features software self-calibration
10. Provides independent dedicated DC auxiliary voltage output
AC Current Source(3*30A)
| Single-phase current output(RMS) |
0-30A/phase, accuracy 0.2% ±5mA |
| Three-phase parallel output(RMS) |
0-90A/three-phase same phase parallel output |
| Phase current long-term operating system(RMS) |
10A |
| Maximum output power per phase |
300VA |
| Maximum output power for three-phase parallel current |
800VA |
| Maximum allowable working time for three-phase parallel current |
5s |
| Frequency range |
0-1000Hz accuracy 0.001Hz |
| Harmonic times |
2--20 times |
| Phase |
0-360° accuracy 0.1° |
DC Current Source
| DC Current Output |
0--±10A/phase,accuracy:0.5% ±5mA |
AC Voltage Source
| Single-phase voltage output(RMS) |
0-120V/phase, accuracy:0.2% ±5mV |
| Line voltage output(RMS) |
0-250V |
| Phase voltage/line voltage output power |
75VA/100VA |
| Frequency range |
0-1000Hz, accuracy: 0.001Hz |
| Harmonic times |
2-20 times |
| Phase |
0-360°, accuracy: 0.1° |
DC Voltage Source
| Single-phase voltage output amplitude |
0-±150V, accuracy:0.2% ±5mV |
| Line voltage output amplitude |
0--±300V |
| Phase voltage/line voltage output power |
90VA/180VA |
Switch Terminals
| Switch input terminals |
8 pairs |
| Idle contact |
1-20mA, 24V internal active output |
| Potential reversal |
Passive contact: Low resistance short-circuit signal
Active contact: 0-250V DC |
| Switch output terminals |
4 pairs, idle contact, interrupt capacity: 110V/2A, 220V/1A |
Others
| Time range |
1ms-9999s, measurement accuracy: 1ms |
| Single unit dimensions and weight |
Dimensions 328*168*250mm³, approximately 12.5kg |
| Power Supply |
AC220V±10%,50Hz,10A |
AC Current Working Time
| 10A≥working current |
Working time >60 minutes |
| 20A≥working current>10A |
Working time >70 seconds |
| 30A≥working current>20A |
Working time >15 seconds |
| working current>30A |
Working time >5 seconds |
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.
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