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Applications B-1

MN850

Version 5MC  (4/2/01)             

  Read Only Parameter Values

Parameter

P0

Dummy Parameter

0–255

0

P1

Station Number

1–99

1

P2

Country

1–255

44 (England)

P3

Software Type

Factory Set

Read Only

P4

Software Version

Factory Set

Read Only

Password

P5

Password Value

0–255

0

Advanced

P6

Firing Mode

0–3

0

Basic

P7

Protection Mode

0–192

192 (Full + Optimize)

Parameters

P8

Status 1

0–255

1 (bit 00000001)

P9

Status 2

0–99

0 (bit 00000000)

P10

Status 3

0–255

0 (bit 0000000)

Basic

P11

Start Pedestal

10–60%

20 (% of line volts)

P12

Start Time

1–255 seconds

5 (seconds)

Advanced

P13

Kick Pedestal

60–90%

75 (% of Line)

P14

Kick Time

10–40 cycles

25 Cycles

P15

Dwell Time

1–255 seconds

5 seconds

Basic

P16

Stop Pedestal

10–60%

10 (% of Line)

P17

Stop Time

0–255 seconds

0 seconds

Auto Features

P18

Auto Config.

0–255

6 (bit 00000110)

Advanced

P19

Optimise Rate

4–30

5 (for unstable load)

Parameters

P20

Reference PF (Power Factor)

0–147 degrees

146.7626 degrees

P21

Present PF  (Power Factor)

0–147 degrees

146.7626 degrees

P22

Delay Angle (SCR OFF time)

0–147 degrees

146.7626 degrees

P23

Maximum Optimizing Delay

17–147 degrees

57.55396 degrees

P24

Rated Current (High Byte –Hundreds)

Factory Set

Factory Set

P25

Rated Current (Low Byte – Units)

Factory Set

Factory Set

P26

Running Current Amps

0–255 Amps

0 Amps

P27

Peak Start Current (measured at last start)

0–255 Amps

0 Amps

Advanced Current

P28

Low Current Level (undercurrent trip)

100–800% of running
Amps (P24 & P25)

9.375% of running
Amps

P29

Low Current Time (delay before trip)

5–255 seconds

50 seconds

P30

Current Limit Level (scaling = 0.03125)

1–7.96875 (x 

I

e) Amps

350% of running
Amps

P31

Current Limit Time (delay before trip)

5–255 seconds

30 seconds

P32

Shearpin Level (undercurrent trip)

1–5 (x 

I

e) Amps

3.125 x 

I

e Amps

P33

Shearpin Time (delay before trip)

5–255 cycles

100 cycles

P34

Overload Level  (SCR protection)

0.59–2 (x 

I

e) Amps

1.09375 x 

I

e Amps

 

P35

Overload Delay (delay before trip)

10–140

140

Note: (x 

I

e) means “Times the rated current of the control (P24 and P25 values).”