1, The full form of RLA is Rated Load Amperes. It’s used on Academic & Science ,Electrical in Worldwide

Rated Load Amps (RLA) – Reference current used in contactor and wire selection for US Customers. RLA is calculated from the Maximum Continuous Current (MCC) and serves as a running current value for the compressor. UL uses an RLA value 64% of the MCC (MCC 156% of RLA rating) while Emerson Copeland uses a more conservative RLA value which is 71% of the MCC (MCC 140% of RLA rating) for contactor selection.

2, The full form of RLA is Railway Labor Act.

The Railway Labor Act (“RLA”), which codifies the law of labor relations affecting railroad and airline¹ workers in the United States, can be found at 45 U.S.C. §§ 151-188.

The RLA came into being in response to a series of violent railroad strikes² during the late nineteenth and early twentieth centuries. Passed in 1926 after evolving from earlier lawmaking efforts, it sought to bring order to chaos by establishing procedures for the representation of workers by collective bargaining and the resolution of disputes through negotiation and alternative dispute resolution techniques such as mediation and arbitration. The public policy reasoning for the Act is [ed: underlined] patently apparent in the language of 45 U.S.C. § 152: