NDFA-IV Transformer Volt-Ampere Characteristic Tester
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Product Details
Key Features
• Supports detection CT and PT
• Meets the requirements of standards such as GB 1207 and GB 1208.
• No external auxiliary equipment is required; all testing procedures can be performed on a standalone unit.
• Equipped with a built-in miniature fast printer, enabling on-site printing of test results.
• Equipped with an intelligent controller for simple operation.
• Large-screen LCD with a graphical display interface.
• Automatically calculates the CT/PT (excitation) inflection point value according to the procedure.
• Automatically generates 5% and 10% error curves.
• Can store 3,000 sets of test data, which are retained even after a power outage.
• Supports data transfer via USB flash drive, allowing retrieval on a standard PC and generating WORD reports.
• Compact and lightweight, weighing ≤22 kg, making it highly convenient for field testing.
Main features:
CT | PT |
• Volt-ampere (excitation) characteristic curve | • Volt-ampere (excitation) characteristic curve |
• Automatically provides the inflection point value | • Automatically provides the inflection point value |
• Automatically generates 5% and 10% error curves, Actual value of the limit of quantification factor (ALF) | • Turns Ratio Measurement |
• Turns Ratio Measurement | • Polarity Determination |
• Polarity Determination | • AC Withstand Voltage Test |
• One-time through-flow test | • Core Demagnetization |
• AC Withstand Voltage Test | • The PT’s volt-ampere characteristic voltage multiplier is adjustable (1.2–3.5) |
• Core Demagnetization |
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• Measurable medium- and low-voltage current and voltage transformers, zero-sequence transformer volt-ampere characteristics |
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Technical Specifications:
Item eye | Participate Number | |
Power supply | AC 220V ±10%, 50 Hz | |
Device Output | 0–1200 V (maximum current setting: 20 A) | |
High-current output | 0–600 A | |
Excitation measurement accuracy | ≤0.5% (0.3% × reading + 0.2% × range) | |
CT Turns Ratio Measurement | Scope | ≤5000A/1A(25000A/5A) |
Precision | ≤0.5% | |
PT Turns Ratio Measurement | Scope | ≤500KV |
Precision | ≤0.5% | |
Work environment | Temperature: -10℃~ 40℃, humidity: ≤90% | |
Dimensions, weight | Dimensions: 410 mm × 260 mm × 340 mm, Weight: ≤22 kg | |
Service system
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Provide a reasonable quotation.
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Provide professional technical support
We guarantee that a technical specialist will respond to any technical questions you may have within 24 hours.
Provide detailed information
We guarantee that, within 24 hours, the product catalogues, software CDs, and other technical materials you require will be delivered to your company by our local branch or office.
Related products
Power Technology
2016-04-05
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Contact Us
National Service Hotline: 400-027-8938
Mobile (Manager Chen): 133 9714 9829
Address: Building No. 5, Donghu High-tech Industrial Innovation Base, No. 9 Miaoshan Avenue, Miaoshan Development Zone, Jiangxia District, Wuhan City
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