NHP TemBreak PRO - Alarms & Indication; Overload alarm; Pre-Trip alarm (PTA)

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TemBreak PRO B_BE-UM-001-EN  V1.1.0
Alarms & Indication
The B_BE OCR provides alarming to indicate trip status and warning.
Overload alarm: Provides a warning about current overload which may result in an imminent trip/
Pre-Trip alarm (PTA): Optional on select MCCB models. Provides an early warning for current loading which is approaching the overload trip
region of the OCR.
Indicators in the form of LEDs on the front indicate the operational status changes and alarm for B_BE MCCBs.
Alarm/Status type
Indication
LED Status
Description
Normal
- OFF
Current < 80% x I
r
Optional Pre-Trip alarm (PTA)
- RED Flashing
80% x I
r
≤ Current < 105% x I
r
Overload alarm
- RED Solid
105% x I
r
≤ Current ≤ 125% x I
r
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