Revision A | MX28B-PDF Product Manual |
2.3.2 Alarm Relay
There is an alarm relay, K-1 located on the center of the meter panel that energizes if any circuit breaker trips within the PDF. Form C contacts from this relay are available via connector J-9 located at the center of the circuit board. If the PDF is being powered by an APC MX28B power system, these contacts can be monitored by connecting them to the “external Alarm Inputs” available in the controller
J-9 K-1
Figure 2-4 Alarm Relay Circuit
MECHANICAL SPECIFICATIONS:
• | Dimensions | 84” high x 23” wide x 23” deep |
• | Weight | 475 Lbs (approximate) |
• | Color | Dawn Gray |
ENVIRONMENTAL:
• | Temperature | -20°C to +65° C Operating |
| | -40°C to +85° C Storage |
• | Humidity | 0% to 85% non-condensing operating |
• | | 0% to 95% non-condensing storage |
Altitude | Up to 3000 meters operating |
| | Up to 10,000 meters storage |
