Section 296-96-02620. Private residence vertical platform lifts.

(1) ASME A18.1-5.10.1 Operation of the lift from the top and bottom landings and from the platform shall be controlled by control switches at all stations and by means of the continuous pressure type. Operation of the lift from the intermediate landings shall be controlled by "up" and "down" control switches and by means of the continuous pressure type. Controls shall be one thousand two hundred millimeters (forty-eight inches) maximum and nine hundred fourteen millimeters (thirty-six inches) minimum above the platform floor or facility floor or ground level. Operating devices shall be designed so that both the "up" and "down" circuits cannot be operated at the same time.

(2) NEC 20.51(A) Disconnecting means and controls. Cord and plug connection will be allowed under the following conditions:

(a) The main power source must be from a battery system that is receiving its charge from a cord and plug connected AC battery charger connected to an individual branch circuit;

(b) The circuit supplying the battery charger must be protected by a ground fault circuit protector (GFCI breaker);

(c) The receptacle used to connect to the battery charger must have a cover that meets the requirements of the National Electric Code (NEC) 406.8(b);

(d) The cord must be:

(i) Hard service rated;

(ii) Listed by an electrical testing laboratory approved by the department of labor and industries electrical program;

(iii) In compliance with the requirements of the NEC 400; and

(iv) Properly secured at least every twenty inches, without presenting a tripping hazard, and be limited to twelve feet in length from the battery charger.

(e) A sign must be posted at both the AC and DC source of power disconnecting means that states "warning - parts of the control panel are not de-energized by this switch"; and

(f) The DC source of power must have a disconnect located on the exterior and within site of the lift, be lockable, identified by the available voltage, and labeled per NEC 110.22.

[Statutory Authority: Chapter 70.87 RCW. WSR 13-24-066, § 296-96-02620, filed 11/27/13, effective 1/1/14.]

Chapter 70.87 RCW. WSR 13-24-066, § 296-96-02620, filed 11/27/13, effective 1/1/14.