Application planning
6.7 Use in harsh environments:
3VL molded-case circuit breakers
80
System Manual, 03/2009, 110 0110 - 02 DS 01
Thermomagnetic TM trip units
Figure 6-6
Thermomagnetic TM
–25 °C to +50 °C, ☂ 95%
The SENTRON VL thermomagnetic trip units are designed for use in ambient temperatures
up to 70 °C and a non-condensing humidity level up to 95%. The appropriate correction
factors must be applied for ambient temperatures above 50 °C.
Electronic trip unit ETU
Figure 6-7
Standard ETU
-25 °C to +70 °C, ☂ 95%
The SENTRON VL electronic trip units are designed for use in ambient temperatures up to
70 °C and a non-condensing humidity level up to 95%. The appropriate correction factors
must be applied for ambient temperatures above 50 °C.
Electronic trip unit LCD ETU
Figure 6-8
LCD-ETU
-25 °C to +70 °C, ☂ 95%
The high-quality SENTRON VL electronic trip units are designed for use in ambient
temperatures up to 70 °C and a non-condensing humidity level up to 95%. The appropriate
correction factors must be applied for ambient temperatures above 50 °C.
Summary of Contents for SENTRON 3VL series
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Page 10: ...Table of contents 3VL molded case circuit breakers 10 System Manual 03 2009 110 0110 02 DS 01 ...
Page 350: ...Correction sheet 3VL molded case circuit breakers 350 System Manual 03 2009 110 0110 02 DS 01 ...
Page 358: ...Glossary 3VL molded case circuit breakers 358 System Manual 03 2009 110 0110 02 DS 01 ...
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