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Metravi ZNT-34 Relay Test Set

Price 251517.00 INR/ Piece

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MOQ : 1 Piece

Metravi ZNT-34 Relay Test Set Specification

Interface Type
Terminals & Push Buttons

Power Supply
230 V AC 10%, 50 Hz

Automation Grade
Semi-Automatic

Accuracy
Time: 0.1 ms, Voltage: 1% F.S., Current: 1% F.S.

Measuring Range
Time: 09999 ms, Voltage: 0300 V AC, Current: 010A AC

Test Range
09999 ms (time), 0300 V AC (voltage), 010A AC (current)

Temperature
0C to 40C

Humidity
85% RH

Number of Specimens
1 Relay per test

Display Type
LCD Digital Display

Operating Voltage
230 V AC

Equipment Type
Relay Test Set

Mounting Type
Bench Top

Response Time
Instantaneous

Resolution
Time: 0.1 ms, Voltage: 0.1 V, Current: 0.01 A

Application
Protective Relay Testing, Switchgear Testing, Substation Maintenance

Frequency
50 Hz

Features
Timer, Current & Voltage Measurement, Adjustable Output, Buzzer Alarm, Overload Protection

Usage
Electrical Relay Calibration & Testing

Capacity
10A max output, 5A continuous

Machine Weight
7.5 kg

Control Mode
Manual & Automatic

Product Code
ZNT-34

Visual Indicators
LED status indicators

Protection
Overload and short-circuit protection

Housing Material
Rugged ABS Plastic

Memory Function
Last value memory

Current Output
0-300mA

Timer Range
0-9999 seconds

Dimensions
278mm × 214mm × 105mm

Metravi ZNT-34 Relay Test Set Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash in Advance (CID), Cheque, Cash Advance (CA)

Supply Ability
10 Pieces Per Day

About Metravi ZNT-34 Relay Test Set

It is suitable for testing distance relays.
Other relays like over current, over voltage, under voltage, earth fault and relays having directional element can also be tested by this relay test set.
Fault phase voltage adjustable between 0 to 110%
Fault current adjustable between 0 to 100%
Phase angle adjustment & measurement 00 to 3600 .
Digital time interval meter.
Voltage & current indications by digital meters.
Input Voltage: 415V10%, 3phase, 4 wire 50HZ AC
Output (s) :[a] Test Current : 0 to 1,5,10,25A,50A having 0 to 100% resolution in each tap Rated maximum burden :500 VA. per phase.
Duty Cycle : i ) continuous up to 10A. ii) 25A, 50A outputs are rated for intermittent duty cycle i.e. 5mins ON, 10mins OFF .
Test Voltages: AC Voltage source: 0-220 volts , phase to neutral, 50 HZ AC.
Rated maximum burden : 150VA / phase.
DC voltage source: Isolated 0-240 volts D.C. with maximum capacity available 1A.
Phase Angle Variation: 0 to 3600 in current ckt.
Time Measurement: 0-9.999secs. with resolution 1 msec. & 0-99.99sec. with resolution 10 msec

Comprehensive Relay Testing Solution

The Metravi ZNT-34 is purpose-built for a wide range of protective relay and switchgear testing applications. With a broad current and voltage output capacity, as well as precise time measurement features, this equipment streamlines complex testing procedures. Its memory function captures last test values, while the visual indicators and buzzer alarms provide real-time feedback, ensuring efficient and safe operations.

Durable and User-Friendly Design

Constructed with a rugged ABS plastic housing, the ZNT-34 is designed to withstand challenging maintenance environments. Its LCD digital display offers clear, instantaneous readings. The interface features push buttons and terminal connections for straightforward setup, complemented by overload and short-circuit protection for enhanced safety during use.

FAQs of Metravi ZNT-34 Relay Test Set:

Q: How do I operate the Metravi ZNT-34 Relay Test Set?

A: The ZNT-34 offers both manual and automatic control modes. Use the push buttons and terminals to set your desired current or voltage output, adjust the timer, and monitor values on the LCD digital display. Status indicators and buzzer alarms assist with real-time feedback.

Q: What benefits does the memory function offer during testing?

A: The last value memory function stores the previous test settings, enabling quick repeatability for continuous or batch testing tasks without the need to reconfigure after power cycles or test interruptions.

Q: When should I use the overload and short-circuit protection features?

A: These protection features are active by default and safeguard the equipment during operation, especially if there is a sudden surge or unexpected short-circuit, ensuring long-term reliability and operator safety.

Q: Where is the optimal setup location for this relay test set?

A: The ZNT-34 is designed for bench top mounting, making it ideal for lab environments, substations, and switchgear rooms where stable surfaces are available and electrical testing is routinely performed.

Q: What is the process for calibrating protective relays using this device?

A: Connect the relay to the ZNT-34 via the terminals, set the desired test output (current, voltage, or time), and initiate the test. The precise measurement functions and adjustable outputs enable thorough calibration according to relay manufacturers guidelines.

Q: How accurate are the measurement readings on the ZNT-34?

A: The instrument delivers high accuracy with time measurements at 0.1 ms, voltage at 1% of full scale, and current at 1% of full scale, meeting the requirements for most protective relay testing applications.

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