Littelfuse 250A 3-Phase Voltage Monitor 190-480 VAC

Product Description

Littelfuse 250A is a three-phase voltage monitoring relay designed for use in industrial electrical systems. This device monitors voltage from one hundred ninety to four hundred eighty volts AC. It operates at a frequency of fifty or sixty hertz and features a DPDT two-form C contact configuration.

• Auto-sensing voltage range.
• Advanced LED diagnostics for visual monitoring.
• Adjustable trip delay to prevent false tripping.

Product Highlights

The Littelfuse 250A offers crucial protection for motors and industrial equipment. It ensures reliable performance by continuously monitoring voltage conditions and providing alerts for system abnormalities.

Product Information

Standard Information

• Manufacturer: Littelfuse
• Series: 250A

Technical Specifications

• Contact Configuration: DPDT 2-Form C
• Dimensions: 5.27 inches W x 2.95 inches D x 2.93 inches H
• Frequency Rating: 50/60 Hz
• Mounting Type: Threaded
• Trip Delay: 2/4 seconds
• Voltage Rating: 190 to 480 VAC