Electrical Industry Articles and Stories

Blast freezers play a crucial role in food processing plants, particularly in preserving the quality and safety of perishable food items. These freezers operate by rapidly bringing down the temperature of food products, often within the main freezer facility, to well below freezing point. This rapid freezing process is vital for maintaining the cellular integrity of the food, which in turn preserves texture, flavor, and nutritional value.

Some facilities are changing their requirements for motor and appliance installations. This could be due to OSHA Lock-out and Tag-out requirements or NFPA 70E. The change is toward using pin and sleeve devices instead of having a hard-wired installation.

Safety requirements often have the maintenance person checking for the absence of voltage before touching. The rules are quite specific and are enforced by OSHA.