S.J Enterprise

The HPL 1250A is a line of 1250 Ampere On-Load and Off-Load Changeover Switches manufactured by HPL Electric & Power Ltd. These devices are used to safely transfer an electrical load between two power sources, such as a main power grid and a backup generator.
Key Features and Specifications
Current Rating: 1250 Amps.
Poles: Primarily available in 4-pole configurations for three-phase systems, and also in single-phase models.
Operation Type: Available in both manual operation, which requires an operator to physically switch the power source, and potentially motorized/automatic options for some variants.
Voltage Rating: Typically rated for 415 V AC.
Enclosure Options: Available in open execution, sheet steel enclosure, or with a Socomec HPL Cos enclosure, depending on the specific model.
Safety Features: Includes inter-phase barriers, terminal shrouds for touch-proof design, and source separators to enhance safety and prevent flashovers.
Applications: Ideal for industrial plants, commercial complexes, hospitals, data centers, and high-capacity electrical panels where a reliable backup power supply is critical.