Xylem Bell & Gossett Ecocirc+ 20-18, Инструкция по установке, эксплуатации и обслуживанию

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WARNING: Electrical Hazard
Risk of electrical shock or burn. A certified electrician must
supervise all electrical work. Comply with all local codes and
regulations.
WARNING: Electrical Hazard
There is a risk of electrical shock or explosion if the electrical
connections are not correctly carried out, or if there is fault or
damage on the product. Visually inspect equipment for
damaged cables, cracked casings or other signs of damage.
Make sure that electrical connections have been correctly
made.
WARNING:
To Reduce The Risk of Electric Shock, See Instruction Manual for
Proper Installation
CAUTION: Electrical Hazard
Prevent cables from becoming sharply bent or damaged.
4.2.1.1 Grounding (earthing)
Grounding (earthing) must be done in compliance with all local codes and
regulations.
If necessary, a grounded metal conduit must be used.
DANGER: Electrical Hazard
All electrical equipment must be grounded (earthed). Test the
ground (earth) lead to verify that it is connected correctly and
that the path to ground is continuous.
WARNING: Electrical Hazard
If the power cable is jerked loose, then the ground (earth)
conductor must be the last conductor to come loose from its
terminal. Make sure that the ground (earth) conductor is longer
than the phase conductors at both ends of the cable.
4 Installation
16 20-18 Installation, Operation, and Maintenance Manual