AR3125 High Voltage Insulation Tester
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House - 11 (2ndfloor), Road - 16, Sector - 11, Uttara, Dhaka 1230
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- Steadfast Courier Delivery
Steadfast courier will deliver to the specified address
Inside Dhaka - (24hours) - 70 TK, Outside Dhaka -(48hours) - 130 TK
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Pathao courier will deliver your products to the specific address
Inside Dhaka - (24hours) - 70 TK, Outside Dhaka - (2-3 Days) - 130 TK
- Sundarban Courier Delivery
Sundarban courier will deliver to the specified address
Inside Dhaka - (24hours) - 80 TK, Outside Dhaka - (48hours) - 150 TK
- Warranty 1 year
- Free 7-Day Returns
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Why use AR3125 High Voltage Insulation Tester ?
AR3125 High Voltage Insulation Tester is designed for non-destructive testing of insulation resistance in electrical equipment such as motors, transformers, cables, and power systems. With rated voltages up to 5000V and an insulation measurement range up to 1000 GΩ, it’s ideal for preventive maintenance, fault detection, and electrical safety assurance in industrial power distribution, transmission, and generation environments.
Its rugged design, intuitive interface, and built-in safety features make it a reliable choice for professional electricians, maintenance engineers, and test technicians.
🔧 Key Features
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Wide Test Voltage Range:
Selectable test voltages: 500V, 1000V, 2500V, 5000V
Supports various insulation testing scenarios -
High Insulation Resistance Range:
Measures from 0.0 MΩ to 1000 GΩ for deep diagnostic capability -
Accurate & Reliable Readings:
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0~99.9 GΩ: ±5% rdg ±3 dgt
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Above 100 GΩ: ±20%
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Built-in Voltage Measurement:
Measures AC/DC voltages (30V to 600V) for added convenience -
Safety Assured:
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Overload protection
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Auto discharge function
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High-voltage warning symbol & buzzer alarm
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User-Friendly Design:
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Battery status indicator
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1V resolution
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Selectable sampling rate (0.5 – 10 samples/sec)
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External Power Supply Supported:
DC adapter: 12V / 1A compatible
📊 Technical Specifications
| Function | Details |
|---|---|
| Rated Voltages | 500V / 1000V / 2500V / 5000V |
| Open Circuit Voltage | DC 500V +30% to DC 5000V +20% |
| Resistance Range | 0.0 MΩ – 1000 GΩ |
| Accuracy | ±5% rdg ±3 dgt (≤99.9 GΩ), ±20% (>100 GΩ) |
| Short Circuit Current | Approx. 1.3 mA |
| Voltage Measurement | AC/DC 30V – 600V |
| Voltage Accuracy | ±2% rdg ±3 dgt |
| Resolution | 1V |
| Sampling Rate | 0.5 – 10 times/sec |
| Operating Conditions | 0°C – 40°C, ≤ 85% RH |
| Storage Conditions | -20°C – 60°C, ≤ 90% RH |
| Overload Protection | Yes |
| Auto Discharge | Yes |
| Alarm | High Voltage Warning Symbol & Buzzer |
| Battery Indicator | Yes |
| External Power Supply | 12V / 1A DC Adapter |
✅ Applications
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Electrical substations & transmission lines
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Transformer and motor insulation testing
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High-voltage cable diagnostics
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Factory and facility power audits
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Preventive maintenance and commissioning
