IEC 60335-2-90 Ed. 2.1 b:2003

Deals with the safety of commercial microwave ovens. These ovens incorporate a door for user access to the cavity. The rated voltage is less than 250 V. for single phase appliances and 480 V. for other appliances. The oven may be built into a vending machine (see also IEC 60335-2-75). The oven may also incorporate conventional heating means (see also IEC 60335-2-36 and IEC 60335-2-42). For household microwave ovens, see IEC 60335-2-25. For industrial microwave heating equipment, see IEC 60519-6. For appliances for medical purposes, see IEC 60601.