N.J. Admin. Code § 13:20-53C.5 - Safety relief valves

(a) Each LNG fuel supply container shall be equipped with one or more safety relief valves.

(b) A safety relief valve(s) shall be installed in a line that is connected to the vapor space of the container. A safety relief valve shall be installed between two shut-off valves in a supply line to prevent a buildup of pressure between the valves in the "off" position.

(c) The discharge pressure of a safety relief valve shall not exceed 125 percent of the service pressure of the LNG fuel supply container.

(d) A safety relief valve shall have sufficient capacity to meet the requirements of the NFPA Standard 59 (A)--Appendix A, incorporated herein by reference, as amended and supplemented, and be capable of preventing explosion of the normally-charged cylinder when it is placed in a fire.

(e) A safety relief valve shall be permanently marked as follows:

1. The manufacturer's name, initials, or trademark;

2. The catalog number;

3. The discharge pressure in pounds per square inch; and

4. The discharge capacity in cubic feet of air per minute at 60 degrees Fahrenheit and 14.7 pounds per square inch.

Notes

N.J. Admin. Code § 13:20-53C.5