MYAMI 300V 500VA 1000VA Variable Frequency Laboratory Programmable Ac Power Supply for Aging test

Product Description

Variable Frequency AC Power Supply
300V 500VA 1000VA Variable Frequency Laboratory Programmable AC Power Supply for Aging Test
1 Lifelong service support provided with every purchase!
2 The product warranty period is 1 year.
3 Free remote support testing and replacement components provided for any product issues (components are free within the 1-year warranty period).
4 Lifelong maintenance with free components provided; only a small shipping fee is required.
AC Power Supply Front Panel
AC Power Supply Side Panel
AC Power Supply Interface
Internal Components View
AC Power Supply Waveform Display
Power Supply Test Setup
Specifications (0.5 KVA - 10 KVA)
Specifications 500VA 1 KVA 2 KVA 3 KVA 5 KVA 10 KVA
Capacity (KVA) 0.5 1 2 3 5 10
Max Load Current (A) - High Grade 2.08 4.16 8.33 12.5 20.83 41.66
Max Load Current (A) - Low Grade 4.16 8.33 16.66 25 41.66 83.33
Specifications (15 KVA - 100 KVA)
Specifications 15 KVA 20 KVA 30 KVA 45 KVA 60 KVA 100 KVA
Capacity (KVA) 15 20 30 45 60 100
Max Load Current (A) - High Grade 62.5 83.3 125.0 187.5 250.0 416.6
Max Load Current (A) - Low Grade 125.0 166.7 250.0 375.0 500.0 833.3
Program-Controlled Variable Frequency Conversion Specifications
Parameter Technical Specifications
AC Input Below 10KVA: Single-phase 110VAC or 220VAC ± 10%; 50Hz/60Hz ± 5%
Above 10KVA: Three-phase 380VAC ± 10%; Three-phase four-wire + ground; 50Hz/60Hz ± 5%
AC Output Low Grade: 1.0~150.0VAC | High Grade: 150.1~300.0VAC
Output Frequency Below 20KVA: 45-400Hz (Adjustable)
Above 20KVA: 45-65Hz (Adjustable)
Adjust step: 0.1Hz, Shortcut keys: 50Hz, 60Hz
Frequency Stability ≤ 0.1%
Voltage Stability ≤ 1%
Degree of Distortion ≤ 2% (THD)
Source Voltage Effect ≤ 1%
Load Effect ≤ 1%
Efficiency ≥ 90%
Display Resolution Frequency: 0.1% reading (0.1Hz res)
Voltage: ± (0.5% reading + 0.5% range, 0.1V res)
Current: ± (0.5% reading + 0.5% range, 0.001A/0.1A res)
Power: ± (0.5% reading + 0.5% range, 0.01W/0.1KW res)
Power Factor Display ± 0.1 with a resolution of 0.01
Preset Function Output voltage, output frequency, output current upper limit, communication address
Shortcut Function Common voltage, frequency conversion, M1/M2/M3 groups of memory storage
Alarm Function Sound and light alarm, displays fault codes
Overheat Protection Power device temperature > 85°C ± 5°C
Communication Interface Standard Modbus RTU protocol, PC Software. RS-232C (standard) / RS485 (optional)
Case Protection Grade IP20
Case Structure Cabinet-type (with casters)
Work Environment Temp: -10°C ~ 40°C, Humidity: 10%~90% (25°C non-condensing), Altitude: < 2km
Overload Protection Conditions
Power Specifications Overload Protection Conditions
0.5 - 5 KVA • Continuous operating condition: P output 1.0P rating / I output 1.0I rating
• Off output within 15 seconds: 1.0P rated
• Turn-off output within 5 seconds: 1.2P rated
• Immediately turn off output: 2.0I rated
Above 10 KVA • Continuous operating condition: P output 1.0P rating / I output 1.0I rating
• Off output within 15 seconds: 1.0P rated
• Off output within 5 seconds: 1.1P rated (10KVA-20KVA & 30KVA+)
• Immediately off output: 1.5I rated
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Frequently Asked Questions (FAQ)
Q1: What Is A Variable DC Power Supply?
Re: It is a power source with an output voltage that the user can vary. Our variable DC power supplies allow you to change the voltage and the current supplied to the Device Under Test (DUT).
Q2: Why Is A DC Power Source Needed?
Re: A DC power source provides a constant biasing voltage or current to electrical devices, components, or circuits and ensures that the DUT operates exactly as expected.
Q3: How Do You Use A DC Power Source?
Re: A DC power source connects to a DUT via leads that connect to the DC power supply front panel. Engineers can set voltages or current levels to power the device for testing purposes.
Q4: How Does A DC Power Source Work?
Re: A DC power source converts alternating current (AC) power into DC power using either a linear or switching methodology. A switching power supply has higher efficiency, reduced weight, and smaller size. Linear power supplies can achieve lower noise, but modern switching supplies have minimized or eliminated this difference.
Q5: What Is A Bench DC Power Supply?
Re: A bench DC power supply is designed to sit on an engineer’s bench. It typically features a large, legible display and a user interface so engineers can easily control all aspects of the power supply from the front panel. Users can also control modern bench power supplies via software. Additionally, the output terminals are easily accessible from the front, making them handy tools for testing circuits and adjusting voltage on the fly.
Q6: What protection features are built into this variable AC power supply?
Re: It features comprehensive overload protection, overheat protection (which shuts off the output if the power device temperature exceeds 85°C ± 5°C), and a built-in alarm function that issues sound and light signals while displaying the corresponding fault code.
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