HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus,HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus Price,HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus Parameter,HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus Manufacturer-Shandong China Coal Import & Export Co., Ltd.

Introduction of HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus

HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus is used for personal protection, with reliable performance, comfortable carrying and convenience for maintenance. Main application into coalmine, fire protection, chemical industry, tunnel, scientific research fields where there is noxious & anoxic gas or oxygen insufficient emergency disaster exist.

Parameter of HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus

Item	Specification
Type	HYZ-2	HYZ-4
Duration	120 min	240 min
Working pressure for oxygen bottle	20 MPa	20 MPa
Capacity for oxygen bottle	1.4L	2.4L
Oxygen storage	280L	480L
Dimensions	518×370×160mm	560×370×160mm
Weight	11 Kg	12Kg
Breathing rate	30L/min
Exhaling resistance	(0~600)Pa
Inhaling resistance	≤700Pa
Fixed Oxygen-supplying	≥(1.4~1.7)L/min
Manual or automatic oxygen-supplying	≥80L/min
Start pressure for Auto-supplying valve	(10~245)Pa
Inhaling Carbon dioxide concentration	≤1%
Inhaling oxygen concentration	>21%
Warning pressure for alarm	(4~6)MPa
Warning time for alarm	(30~60)s
Sound level	≥80dB