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ABB | SACE Emax 2
Emax E2.2-E4.2-E6.2 circuit-breakers | 5 - Environmental conditions
23 | © 2013
ABB |
1SDH001000R0002 - L7804
Altitude
The circuit breaker maintains its rated operating characteristics up to 2000 meters above sea
level.
Once this altitude is passed, you need to consider reduction of dielectric strength and reduced
cooling capacity of the air.
The following are the corrections expressed as a percentage to be applied to the parameters
according to altitude:
Altitude (m.)
2000
3000
4000
5000
Rated service voltage (V) Ue
100%
88%
78%
68%
Rated current (A) at 40°C
100%
98%
93%
90%
Electromagnetic compatibility
The use of specific devices in industrial installations may cause electromagnetic interference
in the electrical system.
The SACE Emax 2 circuit-breakers were developed and tested in an EMC environment in
accordance with IEC 60947-2, Annex J and F.
Storage Environment
Store the circuit breaker in a dry, dust-free environment free of harsh chemicals.
The storage ambient temperature must be:
• Circuit-breaker in the original packaging, without protection release or Ekip Dip release,
between -40 ° C and + 85 ° C.
• Circuit-breaker in the original packaging, with Ekip Touch protection release, between
-30°C and + 85°C.
NOTE:
The storage conditions may differ from the usage conditions.
Содержание SACE Emax 2
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