DOCA0193EN-00

Trip History

General Description

The trip history registers describe the last 17 encountered trips. The trip history format corresponds to a series of 17 records saved in a FIFO (first-in first-out) stack. The last record erases the oldest. Each record is composed of seven registers describing one trip.

Trip Record Number

A read request of 7x(n) registers is necessary to read the last n trip records, where 7 is the number of registers for each trip record.

For example, a read request of 7x3 = 21 registers is necessary to read the last three trip records of the trip history:

  • The first seven registers describe the first trip record.

  • The next seven registers describe the second trip record.

  • The last seven registers describe the third trip record.

Address

Register

Description

0x0095–0x009B

150–156

Trip record 0

0x009C–0x00A2

157–163

Trip record 1

0x00A3–0x00A9

164–170

Trip record 2

0x00AA–0x00B0

171–177

Trip record 3

0x00B1–0x00B7

178–184

Trip record 4

0x00B8–0x00BE

185–191

Trip record 5

0x00BF–0x00C5

192–198

Trip record 6

0x00C6–0x00CC

199–205

Trip record 7

0x00CD–0x00D3

206–212

Trip record 8

0x00D4–0x00DA

213–219

Trip record 9

0x00DB–0x00E1

220–226

Trip record 10

0x00E2–0x00E8

227–233

Trip record 11

0x00E9–0x00EF

234–240

Trip record 12

0x00F0–0x00F6

241–247

Trip record 13

0x00F7–0x00FD

248–254

Trip record 14

0x00FE–0x0104

255–261

Trip record 15

0x0105–0x010B

262–268

Trip record 16

Trip Record

A read request of seven registers is necessary to read a trip record.

The order and the description of the trip record registers are the same as that of the trip record 1:

Trip Record 1 (Most Recent Trip Record)

Address

Register

RW

X

Unit

Type

Range

Description

0x0095

150

R

1

INT16U

0–65535

Trip code

0x0096–0x0098

151–153

R

1

ULP

Date of event (trip or acknowledge)

0x0099

154

R

1

INT16U

1–2

Event type
MSB = 0 (reserved)
Event occurrence:
LSB = 1
Event completion:
LSB = 2

0x009A

155

Reserved

0x009B

156

Reserved

Trip Codes

Trip Code

Description

1000 (0x03E8)

Trip due to long-time protection Ir

1001 (0x03E9)

Trip due to short-time protection Isd

1002 (0x03EA)

Trip due to instantaneous protection Ii

1003 (0x03EB)

Trip due to ground-fault protection Ig

1005 (0x03ED)

Trip due to integrated instantaneous protection I >>

1006–1015 (0x03EE–0x03F7)

Reserved

1016 (0x03F8)

Current unbalance

1017 (0x03F9)

I1 maximum demand

1018 (0x03FA)

I2 maximum demand

1019 (0x03FB)

I3 maximum demand

1020 (0x03FC)

IN maximum demand

1021–1022 (0x03FD–0x03FE)

Reserved

1023 (0x03FF)

Voltage unbalance

1024 (0x0400)

Reserved

1025 (0x0401)

Reverse power

1026–1027 (0x0402–0x0403)

Reserved

1028 (0x0404)

Phase rotation

1029 (0x0405)

Current load shedding

1030 (0x0406)

Power load shedding

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