1.2 Certification Standards
1.3 Special Symbols
The following are examples of symbols used on the UPS or accessories to show you the important information:
Safety
EMC
Conducted Emission: IEC 62040-2. Category C3
Radiated Emission: IEC 62040-2. Category C3
ESD:IEC 61000-4-2. Contact: Level 2, Air discharge: Level 3
RS:IEC 61000-4-3. Level 3
EFT:IEC/EN 61000-4-4. Level 4
Surge:IEC/EN 61000-4-5. Level 4
CS:IEC/EN 61000-4-6. Level 3
MS:IEC/EN 61000-4-8. Level 3
Voltage Dips, short interruptions and voltage variations:IEC/EN 61000-4-11
installation restrictions or additional measures may be needed to prevent disturbances. Additional
curbs may be needed while output wiring length is more than 10m or communication wiring length