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Features & Details
The 3-Phase Rotation Meter UNI-T UT261A is a professional-grade tool designed for determining 3-phase sequence and identifying missing phases. This reliable 3-phase rotation meter is essential for electricians performing resistance, frequency, and capacitance testing in complex industrial environments.
Accurate & Durable Rotation Tester – Equipped with a clear LCD, this high-precision 3-phase rotation meter ensures easy operation. Its compact, shockproof design allows it to survive 2m drops, making it the perfect portable solution for on-site electrical engineering.
Industrial Safety Standards – Designed for high-voltage applications, this device measures up to 1000V AC/DC. Certified with CAT II 1000V and CAT III 600V ratings, it provides the secure performance required for rigorous industrial maintenance.
About this item
| Function | Range | Accuracy | Protection |
|---|---|---|---|
| Brand | UNI-T® | ||
| Phase sequence (Forward/Reverse) | L1, L2, L3 phase voltage: 40V~690V AC | 100.00% | 1000V |
| Missing phase detection | L1, L2, L3 phase voltage: 40V~690V AC | 100.00% | 1000V |
| ACV Frequency Range | 15Hz ~ 400Hz | – | – |
| Operating Current | < 1mA | – | 1000V |
| Test Current | < 1mA | – | 1000V |
| Display Mode | LCD Display | ||
| Operating Temp | 0°C ~ 40°C | ||
| Standard | Conforms to IEC61010, IEC61557-7 safety standards | ||
| Safety Rating | CAT III 600V | ||
Reliable Phase Sequence Detection for Industrial Power
The UNI-T UT261A is a high-performance **3-Phase Rotation Meter** designed specifically for electrical engineers and industrial maintenance professionals. Accurate phase sequence identification is essential to ensure that motors, pumps, and other rotating equipment operate in the correct direction. Failing to verify the phase order can lead to catastrophic equipment failure or safety hazards. This device provides a fast, non-contact method to ensure your electrical installations are compliant and safe.
- Enhanced System Safety: Quickly determines the power sequence and identifies missing phases to prevent motor burnout.
- Durability in the Field: Engineered with a shock-resistant casing, this **3-Phase Rotation Meter** can withstand 2-meter drops on concrete.
- Illuminated Workflow: Features an integrated LCD backlight and a powerful built-in flashlight for working in dark electrical cabinets.
- Certified Reliability: Fully compliant with IEC61010 and IEC61557-7 standards, with a CAT III 600V safety rating for industrial use.
Comprehensive Electrical Testing Capabilities
Operational Voltage: Supports a wide range from 40V to 690V AC.
Frequency Range: Highly sensitive from 15Hz to 400Hz frequency response.
Energy Efficient: Operates at an ultra-low current of <1mA to preserve battery life.
Visual Interface: Real-time LCD indication of phase rotation direction.
Standard Accessories Included:
The package comes with 1 x Phase Indicator, 3 x premium testing leads with heavy-duty alligator clips, 1 x protective EVA storage case, and a comprehensive user manual for immediate deployment.
Maintenance and Professional Applications
The versatility of the UT261A makes it a staple tool in various sectors, including HVAC installation, manufacturing plant maintenance, and power distribution auditing. By using a professional **3-Phase Rotation Meter**, technicians can verify that 3-phase sources are balanced and correctly phased before connecting expensive machinery. Its lightweight and ergonomic design ensure that it can be carried in a tool vest all day without fatigue, while its intuitive interface allows for operation even by junior technicians with minimal training.
FAQs
Q1: Why is it critical to check the phase sequence before connecting a 3-phase motor?
A: Checking the phase sequence with a 3-phase rotation meter is vital because if the phases are connected in the wrong order, the motor will rotate in the opposite direction. This can lead to catastrophic mechanical failure, damage to the internal components of pumps or compressors, and potential safety hazards for the operator. The UT261A ensures your installation is correct the first time.
Q2: Can the UNI-T UT261A identify exactly which phase is missing?
A: Yes. In addition to indicating the rotation direction (Forward or Reverse), the UT261A phase sequence indicator features a “Phase Lack” detection function. If one of the three phases is missing, the corresponding indicator on the LCD screen will not appear, allowing you to quickly pinpoint the faulty line in the electrical system.
Q3: What is the maximum voltage this 3-phase rotation meter can safely test?
A: The UNI-T UT261A is designed for professional industrial use and can safely test AC voltages ranging from 40V to 690V. It is certified with a CAT III 600V safety rating, meaning it is built to withstand the high-voltage transients common in fixed industrial installations and distribution panels.
Q4: Is this device durable enough for on-site engineering work?
A: Absolutely. We understand that field environments can be tough. The UT261A 3-phase rotation meter is engineered with a rugged, shock-resistant outer shell. It has been tested to survive 2-meter drops on concrete, ensuring it remains a reliable part of your toolkit even in demanding work conditions.
Q5: Does the UT261A work well in dark or cramped electrical cabinets?
A: Yes, it is specifically designed for those environments. The device features a clear LCD with an integrated backlight, making it easy to read measurements in low-light areas. Additionally, it includes a built-in flashlight at the top of the unit, allowing you to see your connection points clearly without needing to hold a separate light.
UNI-T UT261A Professional 3-Phase Rotation Meter & Phase Sequence Indicator with Missing Phase Detection, CAT III 600V
Original price was: $75.99.$60.99Current price is: $60.99.
6–12 Month Warranty
Repair & Refund support available for most products.
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Ships within 3 business days.
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Buyer responsible for local import fees.
24/7 After-Sales Support
Technical assistance & video guidance within 24h.
UNI-T UT261A Professional 3-Phase Rotation Meter & Phase Sequence Indicator with Missing Phase Detection, CAT III 600V
Sale!
Original price was: $75.99.$60.99Current price is: $60.99.
Features & Details
The 3-Phase Rotation Meter UNI-T UT261A is a professional-grade tool designed for determining 3-phase sequence and identifying missing phases. This reliable 3-phase rotation meter is essential for electricians performing resistance, frequency, and capacitance testing in complex industrial environments.
Accurate & Durable Rotation Tester – Equipped with a clear LCD, this high-precision 3-phase rotation meter ensures easy operation. Its compact, shockproof design allows it to survive 2m drops, making it the perfect portable solution for on-site electrical engineering.
Industrial Safety Standards – Designed for high-voltage applications, this device measures up to 1000V AC/DC. Certified with CAT II 1000V and CAT III 600V ratings, it provides the secure performance required for rigorous industrial maintenance.
| Function | Range | Accuracy | Protection |
|---|---|---|---|
| Brand | UNI-T® | ||
| Phase sequence (Forward/Reverse) | L1, L2, L3 phase voltage: 40V~690V AC | 100.00% | 1000V |
| Missing phase detection | L1, L2, L3 phase voltage: 40V~690V AC | 100.00% | 1000V |
| ACV Frequency Range | 15Hz ~ 400Hz | – | – |
| Operating Current | < 1mA | – | 1000V |
| Test Current | < 1mA | – | 1000V |
| Display Mode | LCD Display | ||
| Operating Temp | 0°C ~ 40°C | ||
| Standard | Conforms to IEC61010, IEC61557-7 safety standards | ||
| Safety Rating | CAT III 600V | ||
Reliable Phase Sequence Detection for Industrial Power
The UNI-T UT261A is a high-performance **3-Phase Rotation Meter** designed specifically for electrical engineers and industrial maintenance professionals. Accurate phase sequence identification is essential to ensure that motors, pumps, and other rotating equipment operate in the correct direction. Failing to verify the phase order can lead to catastrophic equipment failure or safety hazards. This device provides a fast, non-contact method to ensure your electrical installations are compliant and safe.- Enhanced System Safety: Quickly determines the power sequence and identifies missing phases to prevent motor burnout.
- Durability in the Field: Engineered with a shock-resistant casing, this **3-Phase Rotation Meter** can withstand 2-meter drops on concrete.
- Illuminated Workflow: Features an integrated LCD backlight and a powerful built-in flashlight for working in dark electrical cabinets.
- Certified Reliability: Fully compliant with IEC61010 and IEC61557-7 standards, with a CAT III 600V safety rating for industrial use.
Comprehensive Electrical Testing Capabilities
Operational Voltage: Supports a wide range from 40V to 690V AC.
Frequency Range: Highly sensitive from 15Hz to 400Hz frequency response.
Energy Efficient: Operates at an ultra-low current of <1mA to preserve battery life.
Visual Interface: Real-time LCD indication of phase rotation direction.
Standard Accessories Included:
The package comes with 1 x Phase Indicator, 3 x premium testing leads with heavy-duty alligator clips, 1 x protective EVA storage case, and a comprehensive user manual for immediate deployment.
Maintenance and Professional Applications
The versatility of the UT261A makes it a staple tool in various sectors, including HVAC installation, manufacturing plant maintenance, and power distribution auditing. By using a professional **3-Phase Rotation Meter**, technicians can verify that 3-phase sources are balanced and correctly phased before connecting expensive machinery. Its lightweight and ergonomic design ensure that it can be carried in a tool vest all day without fatigue, while its intuitive interface allows for operation even by junior technicians with minimal training. Customer Reviews
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