美国冲淋洗眼器标准

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ANSI Z358-1 2004 : 洗眼器标准
The following specifications are taken directly from the ANSI Z358.1-2004standard.
SHOWERS (Plumbed and Self-Contained)
Plumbed Shower: An emergency shower permanently connected to a source of potable water. Self-Contained Shower: A shower that contains its own flushing fluid, and must be refilled or replaced after use.
The specifications below are for plumbed showers only.
1. Heads
A. Positioned no less than 82" from floor.
B. Spray pattern will have a minimum diameter of 20" at 60" above the floor.
C. Flow Rate=20 gallons per minute (GPM) at a velocity low enough to be non-injurious to the user.
D. Center of spray pattern shall be located at least 16" from any obstruction.

2. Valves
A. "Off" to "On" in 1 second or less.
B. Stay-open valve (no use of hands).
C. Valve remains on until the user shuts it off.

3. Installation
A. 10 seconds from the hazard. Must be on same level as the hazard and the path of travel shall be free of obstructions that inhibit the immediate use of the equipment.
B. Shower location shall be in a well-lit area and identified with a sign.
4. Maintenance and Training
A. Showers will be activated weekly to verify correct operation.
B. All employees who might be exposed to a chemical splash shall be trained in the use of the equipment.

EYE WASHES (Plumbed and Gravity-Feed)
Plumbed Eye Wash: An eye wash unit permanently connected to a source of potable water. Gravity-Feed Eye Wash: An eye wash device that contains its own flushing fluid and must be refilled or replaced after use.
1. Heads
A. Must be protected from airborne contaminants.
B. Positioned 6" from wall or nearest obstruction.
C. 0.4 gallons per minute (GPM) for 15 minutes for plumbed units.

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