1) In accordance with SOLAS 1974/1996, LSA, MSC.81(70) 2) CCS/EC approval 3)Capacity:6L.

style	material of cylinder	pressure of working (MPa)	volume(L)	gas storage (L)	pressure of alarm(mpa)	time of working(minute)	whole weight(kg)
RHZK-5/30	steel	30	5	1500	4-6	50	≤12
RHZK-6/30	steel	30	6	1800	4-6	60	≤14
RHZKF-6.8/30	carbon fiber	30	6.8	2040	4-6	60	≤10.5
RHZKF3/30	carbon fiber	30	3	900	4-6	30	≤6
RHZKF-2/30	carbon fiber	30	2	600	4-6	20	≤4
RHZKF-9/30	carbon fiber	30	9	2700	4-6	90	≤11.5

RHZK6/30 Self-contained open-circuit compressed air breathing apparatus