Issue:
Ambient and Altitude considerations for Masterpact MTZ

Product Line:
Air Circuit Breakers

Resolution:

• Operating ambient temperatures: -25 C to +70 C
• Shipping and storage temperatures: -40 C to +85 C
• Damp heat: relative humidity 95%, temperature +55 C
• Dry cold temperature tests defined by IEC 60068-2-1
• Dry heat temperature tests defined by IEC 60068-2-2
• Damp heat tests defined by IEC 60068-2-30

Altitude:  Up to 2000 m with no derating. Up to 5000 m with derating per ANSI C37.20.1 par. 7.1.4.1

See attachments for more details.

Released for:Schneider Electric USA