10. INTERNATIONAL STANDARDS
10-2
10.1 International Standard Compliance
The "PY2" Servo Amplifier complies with the following international standards.
International standard Standard No.
TÜV EN50178
UL UL508C
CUL UL508C
Low Voltage Directive EN50178
EMC Directive EN55011
10.1.1 Working Environment
Since the working environment for the "PY2" Servo Amplifiers must be pollution level 2 or above (i.e. level
1 or 2) as specified in EN50178, make sure to use them in a pollution level 1 or 2 environment.
10.1.2 Power Supply
The "PY2" Servo Amplifiers must be used under the conditions specified in overvoltage category II, EN
50178. Use a reinforced insulation transformer conforming to the EN Standard for power supply input.
For the interface, use a DC power supply whose input and output sections have reinforced-insulation.