Megger Nts300a Network Relay Tester

The Megger NTS300A is a self-contained, two-piece test set designed for complete testing of General Electric and Westinghouse secondary network protectors. The two-piece design of Model NTS-300A enables the user to transport the unit and easily lower it into a manhole.

The Megger NTS300A Network Relay Tester is a sophisticated tool designed for comprehensive testing and diagnosis of network protection relays. This device is integral to ensuring the reliability and efficiency of electrical grids by accurately assessing the performance of relay systems that protect electrical networks.

The NTS300A features a compact, portable design that makes it easy to carry and use in various field environments, from substations to industrial settings. Despite its portability, it does not compromise on power or capability. The unit is equipped with advanced features that enable thorough testing of all types of network relays, including overcurrent, voltage, frequency, and distance relays.

The Megger NTS300A Network Relay Tester is a premier instrument designed for the comprehensive evaluation and maintenance of network protection relays. This advanced testing tool is crucial for ensuring the continuous reliability and safety of electrical grids by thoroughly assessing the performance and integrity of relay systems tasked with protecting electrical networks.

MEGGER NTS300A Specifications:

• Input Voltage (switch-selected):216 or 480 V, 3ø, 50/60 Hz
• Outputs:0 to 25 A (trip current),0 to 15 V (closing voltage),0 to 480 V (supply voltage)
• Phasing (switch-selected):0, 10, 60, 120, 180, 240°
• Voltmeter: This 31/2 digit, auto-ranging, solid-state instrument measures both closing voltage and supply voltage (switch-selected).
• Ranges: 0.000 to 1.999/19.99/199.9/600 V
• Overall Accuracy: ±0.5% of reading ±1 digit
• Ammeter: This 31/2 digit, auto-ranging, solid-state instrument measures trip current.
• Ranges: 00.000 to 1.999/19.99/25 A
• Overall Accuracy: ±0.5% of reading ±1 digit
• Ranges (switch-selected):0 to 99.9999 s, 0 to 9999.99 s, 0 to 99999.9 cycles
• Seconds Mode: ±0.005% of reading ±1 digit, whichever is greater
• Cycles Mode: ±0.5 cycle
• Dimensions (each section):20 H x 21 W x 16.5 D in.(508 H x 533 W x 419 D mm)
• Control Section: 114.5 lb (51.5 kg) approx
• Meter Section: 100.5 lb (45.2 kg) approx