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Overview of the Magnum PXR low voltage circuit breaker
MAGNUM PXR PRODUCT GUIDE PA013006EN September 2022 www.eaton.com
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Front cover details
Controls and indicators are functionally grouped on the
breaker faceplate to optimize the user interface, visibility
and ease of use. The modern, through-the-door design
delivers maximum safety and convenience.
1. Accessory Viewing Windows for:
• Shunt Trip attachment (ST)
• Spring Release device (SR)
• Undervoltage Release device (UVR) or second ST
2. PXR trip units protected by a clear cover that gives
provisions to wire tie the cover shut for extra
security
3. Red Mechanical Trip Flag Pop-out Indicator
(Optional)
• Interlocked Indicator Requiring Manual Reset is also
available
4. Contact Status Indicators:
• OPEN (Green)
• CLOSED (Red)
5. Spring Status Indicators:
• CHARGED (Yellow)
• DISCHARGED (White)
6. OPEN Pushbutton (Red)
7. CLOSE Pushbutton (Green)
8. Manual Spring Charging Handle: to charge stored
energy springs
9. Mechanical Operations Counter (Optional)
10. Key Off Lock (Optional, not shown)
11. Padlockable Levering Device Shutter: for drawout
breakers only
12. Color-Coded Position Indicator for drawout
breakers:
• CONNECT (Red)
• TEST (Yellow)
• DISCONNECT (Green)
Figure 8. Magnum PXR front cover details
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