The tester is capable of testing various traditional relays and relay protection devices as well as modern microcomputer protection devices.It is particularly convenient for testing transformerdifferential protection and auto-reclosing devices.
HZJB-340A Microcomputer Relay Protection Tester is a new,compact microcomputer relay protection tester developed by extensively consulting user feedback and summarizing the advantages and disadvantages of similar domestic products.It fully utilizes advanced modern microelectronic technology and devices.This tester can operate independently or be connected to a laptop.
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 output
| Output Accuracy |
≤0.5A ±2mA |
| >0.5A 0.2% |
| Phase current output(RMS) |
0~40A |
| Three-phase current output(RMS) |
0~120A |
| Phase current long-term operating system(RMS) |
10A |
| Maximum output power per phase |
420VA |
| Maximum output power for three-phase parallel current |
900VA |
| Maximum allowable working time for three-phase parallel current |
10s |
| Frequency range(fundamental wave) |
20~1000Hz |
| Harmonic times |
1~20 times |
DC Current Output
| Output accuracy |
0.5 Class |
| Current output |
0~±10A / phase |
| 0~±30A / Three Phase |
| Maximum output capacity voltage |
20V |
AC Voltage Output
| Output Accuracy |
0.2 Class |
| Phase voltage output(RMS) |
0~120V |
| Line voltage output(RMS) |
0~240V |
| Phase voltage/line voltage output power |
80VA / 100VA |
| Frequency range(fundamental wave) |
20~1000Hz |
| Harmonic times |
1~20 times |
DC Voltage Output
| Output accuracy |
0.5 Class |
| Phase voltage output amplitude |
0~±160V |
| Line voltage output amplitude |
0~±320V |
| Phase voltage/Line voltage output power |
70VA / 140VA |
Switch and time measurement
| Switch input |
10 circuit |
Idle contact: 1~20mA, 24V |
| Switch output |
8 pairs |
DC: 220V/0.2A; AC: 220V/0.5A |
| Time measurement |
measurement range: 0.1m~9999s measurement accuracy: 0.1mS |
Dimension and weight
| Dimension |
400*300*180mm³ |
| Unit Weight |
18kg |
| Power Supply |
AC 220V±10%,50/60Hz |
| Environment Temperature |
-10ºC ~ +50ºC |
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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