free instals Pennsylvania residential appliance installer license prep class

The provision for locking or adding a lock to the disconnecting means shall be installed on or at the switch or circuit breaker used as the disconnecting means and shall remain in place with or without the lock installed.Īppliances listed for cord-and-plug connection.Ī separable connector or attachment plug and receptacle provided with access. Permanently connected appliances rated in excess of 300 volt-amperes or 1/ 8 horsepower.īranch circuit breaker or switch located within sight of appliance or such devices in any location that are capable of being locked in the open position. Permanently connected appliance rated at not over 300 volt-amperes or 1/ 8 horsepower. TABLE E4101.5 DISCONNECTING MEANS DESCRIPTION Disconnecting means shall be as set forth in Table E4101.5. Switches and circuit breakers used as a disconnecting means shall be of the indicating type.

For fixed electric space-heating equipment, means shall be provided to disconnect the heater and any motor controller(s) and supplementary overcurrent-protective devices.

TABLE E4101.3 FLEXIBLE CORD LENGTH APPLIANCEĮach appliance shall be provided with a means to disconnect all ungrounded supply conductors. Specific appliances have additional requirements as specified in Table E4101.3 (see Section E3909).

A receptacle for a cord-and-plug- connected range hood shall be supplied by an individual branch circuit. Except for a listed appliance marked to indicate that it is protected by a system of double-insulation, the flexible cord supplying an appliance shall terminate in a grounding-type attachment plug. Receptacles for cord-and-plug-connected appliances shall be accessible and shall be located to avoid physical damage to the flexible cord. The cord shall be identified as suitable for the purpose in the installation instructions of the appliance manufacturer. Flexible cords shall be used only where the appliance is listed to be connected with a flexible cord. Cord-and-plug-connected appliances shall use cords suitable for the environment and physical conditions likely to be encountered.

Free instals Pennsylvania residential appliance installer license prep class