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2.15 Moisture protection
Penetrating moisture may damage the PCS! For normal operation of the PCS,
please respect the followings:
• Do not open PCS doors when relative humidity is above 95%.
• Do not install the PCS in rainy days.
2.16 Markings on the PCS
• Warning labels on the enclosure and inside the cabinet contain important warning and
safety information. Do not tear or damage them.
• Nameplates located in the back panel and inside the front door contain crucial PCS pa-
rameter information. Do not tear or damage them.
• All safety instructions, warning labels and nameplates on the PCS must be
clearly visible;
• Replace the markings once they are damaged or unclear.
2.17 Safety Warning Signs
During transport, installation, maintenance and troubleshooting of the PCS, keep non-re-
lated persons away.
• Post warning signs near the PCS upstream and downstream switches to prevent acci-
dental connection.
• Place necessary warning signs or barriers near the on-site operation areas.
2.18 Emergency Escape Route
The emergency escape route is critical during an emergency situation.
• Keep the escape route clear and unblocked at all times.
• Never block or lock the emergency escape route.
User Manual 2 Safety Instructions