YOKOGAWA,250340NGNG,PANEL METER AC AMP 1 RIG 0-20A 4H 20H

Description:

The Yokogawa 250-340-NGNG panel meter is an analog AC ammeter from the 250 “New Big Look” series, designed for industrial electrical systems to measure and display current levels. Commonly installed in control panels, switchgear, and power distribution systems, this meter provides clear visual indication of load conditions for operators and maintenance personnel. Maintenance teams and electricians use this unit for monitoring, diagnostics, and replacement of legacy panel meters.

Applications:

The Yokogawa 250-340-NGNG is widely used in industrial and commercial environments requiring reliable current measurement. It is commonly found in electrical panels, generator systems, and motor control centers where monitoring load conditions is critical for system performance and safety.

Technical Specifications:

• Manufacturer Part Number (MPN): 250-340-NGNG
• Product type: Analog panel ammeter
• Measurement type: AC current (iron vane mechanism)
• Measurement range: 0–20 A AC
• Frequency range: 25–400 Hz
• Measurement type: Self-contained (no CT required for this range)
• Display type: Analog dial with needle pointer
• Mounting: Panel-mounted (switchboard installation)
• Series: Yokogawa 250 series “New Big Look”
• Construction: Dust-resistant, gasket-sealed housing with magnetic shielding
• Accuracy: Typically ±2% of full scale (series standard)
• Function: Visual monitoring of AC current flow
• Application environment: Industrial control panels and power systems

Common Replacements:

• Yokogawa 250-240-NGNG (same range, different size variant)
• Yokogawa 250-440-NGNG (larger scale version)
• Equivalent analog AC panel ammeters (matched by 0–20A range and size)