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EATON
www.eaton.com
4.5. Protection setting
Address
Defi nition
Variance type
Unit
Attribute
Variant format
1280 (500) 586
Overload action value
Uint
A
R/W
×1 or ×2
Note 1
;
0; lower limit: 0.2, 0.3 or 0.4 times;
Upper limit: 1.0 or 1.25 time rated current.
Step is 1
1281
Curve selection (Bit)
Curve type (Bit)
Cooling time (Bit)
Uint
R/W
See 5.13
1282
Short circuit fi xed time current set point
Uint
A
R/W
×1 or ×2
Note 1
;
0, 1.5 to 15 times overload action value (address:
1280). Step is 1
1283
Short circuit fi xed time set point
Uint
20mS
R/W
5~(20), Step is 5
1284
Short circuit inverse time current set point
Uint
A
R/W
×1 or ×2
Note 1
;
0, 1.5 to 15 times overload action value (address:
1280). Step is 1
1285
Instantaneous current set point
Uint
A
R/W
×1 or ×2
Note 1
;
0, 1.0 to 20 times rated current value;
Step is 1
1286
N-phase protection setting
Uint
R/W
See 5.14
1287
Ground /residual current protection action value
Uint
A/0.01A
R/W
Ground: ×1 or ×2
Note 1
;
0, 0.2 to 1.0 times rated current value;
Step is 1
Residual current: 0, 50 - 3000; Step is 10
1288
H: Ground/residual current protection shear
coeffi cient (char)
Uint
R/W
See 5.15
L: Ground protection action time (char)
1289
Load monitoring mode
Uint
R/W
0 = Current method 1
1 = Current method 2
2 = Power method 1
3 = Power method 2
4 = OFF
5 = Reserved
1290
Load monitoring set point 1
Uint
R/W
See 5.16
1291
Load monitoring set point 2
Uint
R/W
1292
Load monitoring set time 1
Uint
R/W
1293
Load monitoring set time 2
Uint
R/W
1294
Protection operating mode 1 (Bit)
Uint
R/W
See 5.17
1295
Protection operating mode 2 (Bit)
Uint
R/W
See 5.18
1296
Ground / residual current alarm activation value
Uint
A/0.01A
R/W
Ground: ×1 or ×2
Note 1
;
00.2 times rated current - start value; Step is 1;
Residual current: 50~3000, Step is 10
1297
Ground / residual current alarm return value H
Uint
A/0.01A
R/W
Ground: ×1 or ×2
Note 1
;
0.2 to 1.0 times rated current value; Step is 1;
Residual current: 50~start value, Step is 10
1298
H: Ground / residual current alarm return time (char)Uint
20mS
R/W
Ground: 5~50, Step is 5;
Residual current: 0~50, Step is 5;
L: Ground / residual current alarm activation time
(char)
Ground: 5~50, Step is 5;
Residual current: 0~50, Step is 5;
1299
H: Imbalance return value (char)
Uint
1%
R/W
5 – start value; Step is 1
L: I imbalance start value (char)
5~60, Step is 1
1300
I imbalance start time
Uint
20mS
R/W
5~2000, Step is 5
1301
I imbalance return time
Uint
20mS
R/W
500~10000, Step is 50
1302
Phase A max. demand start value
Uint
A
R/W
×1 or ×2
Note 1
;
0.2 to 1.0 times rated current
1303
Phase A max. demand start time
Uint
S
R/W
15~1500, Step is 1
1304
Phase A max. demand return value
Uint
A
R/W
×1 or ×2
Note 1
;
0.2 times rated current – start value
1305
Phase A max. demand return time
Uint
S
R/W
15~3000, Step is 1
1306
Phase B max. demand start value
Uint
A
R/W
×1 or ×2
Note 1
;
0.2 to 1.0 times rated current
Instruction Leafl et
Effective September 2022
IZM6 Series Air Circuit Breaker
Operating Instruction Leafl et