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SAFETY FOR LIFE

S280-79-10

LCD Display Screens

Every LCD display screen contains a parameter name, parameter value, and parameter units. If the control detects that a parameter value is invalid, the LCD display shows five dash characters (- - - - -) in the value field of the screen. Demand metered values are indicated by (D) and instantaneous values by (I).

Screen 1 – Instantaneous Load Current

Screen 1 displays line current values present for the last overcurrent trip operation. Values are reset to zero when the fault targets are reset.

1 Gnd

____________

A

Ph1-2

____________

A

Ph3-4

____________

A

Ph5-6

____________

A

 

 

 

Screen 2 – Fault Targets

2 Gnd Fault

____________

A

Ph1-2 Fault

____________

A

Ph3-4 Fault

____________

A

Ph5-6 Fault

____________

A

 

 

 

Screen 3 – Frequency Trip

3 Freq Trip____________ Hz

Time Date

Present Freq ____________ Hz

Screen 4 – Voltage Trip

4 Ph1-N VTrip

____________

V

Ph3-N VTrip

____________

V

Ph5-N VTrip

____________

V

Time

Date

 

 

 

 

Screen 5 – Power kWh

5 Tot

____________ kWh

Ph1-2 ____________ kWh

Ph3-4 ____________ kWh

Ph5-6 ____________ kWh

Screen 6 – S1 Phase-to-Neutral, Instant. Voltage

6 Instant S1 Ph-N

Ph1-N ____________ V

Ph3-N ____________ V

Ph5-N ____________ V

Screen 7 – S1 Phase-to-Phase, Instant. Voltage

7 Instant S1 Ph-Ph

Ph1-3 ____________ V

Ph3-5 ____________ V

Ph5-1 ____________ V

Screen 8 – S2 Phase-to-Neutral, Instant. Voltage

8 Instant S2 Ph-N

Ph2-N ____________ V

Ph4-N ____________ V

Ph6-N ____________ V

Screen 9 – S2 Phase-to-Phase, Instant. Voltage

9 Instant S2 Ph-Ph

Ph2-4 ____________ V

Ph4-6 ____________ V

Ph6-2 ____________ V

Screen 10 – Instantaneous Voltage

10 Instant S1-S2

 

Ph1-2 Dif

____________

V

Ph3-4 Dif

____________

V

Ph5-6 Dif

____________

V

 

 

 

Screen 11 – Real Power

11 Tot

____________

kW

Ph1-2

____________

kW

Ph3-4

____________

kW

Ph5-6

____________

kW

 

 

 

Screen 12 – Instantaneous kVA

12 Tot

____________ kVA

Ph1-2 ____________ kVA

Ph3-4 ____________ kVA

Ph5-6 ____________ kVA

9