The AP12-1R-62F-502 is a fully sealed, two-pole magnetic circuit protector designed for 50/60Hz AC operation with a long time delay characteristic and a nominal current rating of 5.0 amperes. This unit features a series configuration with an auxiliary switch rated at 3.0 amps @ 120 VAC / 50 VDC, and is equipped with "R" type soldering terminals for reliable electrical connections. The protector combines accurate, reliable circuit protection with inverse time delays and trip-free features, maintaining consistent trip current performance across a wide temperature range unlike thermal circuit protectors. With a DC series resistance of 0.052 ohms at rated current and an approximate weight of 1.8 ounces (49 grams) per pole, this unit is suitable for applications requiring precise overload protection in AC circuits. The AP12-1R-62F-502 is commonly used in industrial control systems, power distribution panels, and equipment requiring dependable circuit protection with predictable time-delay characteristics.