Juniper BT8A78CH1, Hardware Overview And Installation Manual

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Figure 12: BTI7802 1-Slot/2-Slot Chassis AC Power Entry Module
If a seated AC PEM is not connected to a power feed, but the chassis is otherwise powered
(by another PEM), the following occurs:
•
The unpowered AC PEM is not shown in inventory.
• The AC LED on the unpowered AC PEM is not illuminated.
• A powerAbsent alarm is not raised for the unpowered module.
BTI7802 AC PEM Specifications
Table 21: BTI7802 1-Slot/2-Slot Chassis AC Power Entry Module (BT8A78PEM1-AC) Specifications
Specification Item
Physical Dimensions
85.0 millimeters 3.35 inches Width
40.5 millimeters 1.59 inches Height
305 millimeters 12.0 inches Depth
0.7 kilograms 1.6 pounds Weight
The power dissipated depends on the load. The BT8A78PEM1-AC is 90% efficient.
Power Consumption (40°C
ambient)
NOTE: Before using for
planning or implementation
purposes, contact Juniper
Networks Support to confirm
the power consumption values.
1000 Watts
Power Capacity
Voltage
-48VDC Output (nominal)
100 to 250VAC (50/60Hz) Input
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Chapter 2: BTI7800 Series Chassis