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Add L&T ACB curves
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@manuvarkey
manuvarkey committed Oct 4, 2023
1 parent 47f475d commit a752b5d
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Showing 17 changed files with 1,521 additions and 14 deletions.
23 changes: 23 additions & 0 deletions gelectrical/database/acb_lnt/dn1.json
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Original file line number Diff line number Diff line change
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{
"type": "protection",
"parameters": {
"i_r": ["Ir", "xIn", 1, [0.75, 0.8, 0.85, 0.9, 0.95, 1], "Thermal protection pickup current"],
"i_m": ["Im", "xIn", 5.5, [5.5,6,6.5,7,7.5], "Magnetic pickup current"]
},
"data": {
"curve_u": [
["point", "1.2*f.In*d.i_r", "2*3600"],
["POLYLOG", 1, "1.18*d.i_r*f.In", "1.2*f.In*d.i_r", "(d.i_m*(100+20)/100)*f.In", 0.01 , 50, [1.20682, -1.3267, 0.10981, 0.22282, -0.13182, -0.03749, 0.04422], 1],
["point", "(d.i_m*(100+20)/100)*f.In", 0.09],
["point", "1000*f.Isc", 0.09]
],
"curve_l": [
["point", "1.05*f.In*d.i_r", "2*3600"],
["POLYLOG", 1, "1.04*d.i_r*f.In", "1.05*f.In*d.i_r", "(d.i_m*(100-20)/100)*f.In", 0.01 , 50, [1.03016, -1.49455, -0.09062, 0.30958, -0.02977, -0.08119], 1],
["point", "(d.i_m*(100-20)/100)*f.In", 0.025],
["point", "1000*f.Isc", 0.025]
]
},
"graph_model": []
}

68 changes: 68 additions & 0 deletions gelectrical/database/acb_lnt/dn1_g.json
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{
"type": "protection",
"parameters": {
"trip_on": [
"Trip unit enabled ?",
"",
false,
null,
"Whether trip unit is enabled",
"bool"
],
"i_m": [
"Ig",
"xI0",
0.2,
[
0.2,
0.3,
0.4,
0.5
],
"Ground fault pickup current"
]
},
"data": {
"select_expr_list": [
"d.trip_on is True",
"d.trip_on is False"
],
"curve_u1": [
[
"point",
"d.i_m*f.I0*1.1",
"3600 if f.In <= 63 else 2*3600"
],
[
"point",
"d.i_m*f.I0*1.1",
0.09
],
[
"point",
"1000*f.Isc",
0.09
]
],
"curve_l1": [
[
"point",
"d.i_m*f.I0*0.9",
"3600 if f.In <= 63 else 2*3600"
],
[
"point",
"d.i_m*f.I0*0.9",
0.025
],
[
"point",
"1000*f.Isc",
0.025
]
],
"curve_u2": [],
"curve_l2": []
},
"graph_model": []
}
253 changes: 253 additions & 0 deletions gelectrical/database/acb_lnt/sr18.json
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{
"type": "protection",
"parameters": {
"head_l": [
"Long time protection",
"",
"",
null,
"",
"heading"
],
"lt_on": [
"Enable long time protection",
"",
true,
null,
"",
"bool"
],
"i_r": [
"Ir",
"xIn",
1,
[
0.5,
0.6,
0.65,
0.7,
0.75,
0.8,
0.85,
0.9,
0.95,
1
],
"Long-time pickup current"
],
"head_s": [
"Short time protection",
"",
"",
null,
"",
"heading"
],
"st_on": [
"Enable short time protection",
"",
true,
null,
"",
"bool"
],
"i_m": [
"Isd",
"xIr",
6,
[
2,
3,
4,
5,
6,
7,
8,
9,
10
],
"Short-time pickup current"
],
"t_m": [
"tsd",
"s",
0.02,
[
0.02,
0.06,
0.1,
0.16,
0.2,
0.26,
0.3,
0.4,
0.5,
0.6
],
"Short-time tripping delay (@ 10xIsd for I2T=ON)"
],
"head_i": [
"Instantaneous protection",
"",
"",
null,
"",
"heading"
],
"i_i": [
"Ii",
"xIn",
12,
[
6,
12
],
"Instantaneous pickup current"
]
},
"data": {
"select_expr_list": [
"d.lt_on is True",
"d.lt_on is False"
],
"curve_u1": [
[
"point",
"1.2*f.In*d.i_r",
"3600 if f.In <= 63 else 2*3600"
],
[
"I2T",
{
"tms": 1,
"i_n": "d.i_r*f.In",
"i1": "1.2*f.In*d.i_r",
"i2": "d.i_m*d.i_r*f.In*1.1 if d.st_on else d.i_i*f.In*1.15",
"t_min": "max(0.06, d.t_m + 0.04) if d.st_on else 0.06",
"n": 100,
"i_tol": "1.2*f.In*d.i_r*100-100",
"t_tol": 20,
"curve_type": 1,
"k_i2t": "6**2*2.5"
}
],
[
"point",
"d.i_m*d.i_r*f.In*1.1 if d.st_on else d.i_i*f.In*1.15",
"max(0.06, d.t_m + 0.04) if d.st_on else 0.06"
],
[
"point",
"d.i_i*f.In*1.15",
"max(0.06, d.t_m + 0.04) if d.st_on else 0.06"
],
[
"point",
"d.i_i*f.In*1.15",
0.06
],
[
"point",
"1000*f.Isc",
0.06
]
],
"curve_l1": [
[
"point",
"1.05*f.In*d.i_r",
"3600 if f.In <= 63 else 2*3600"
],
[
"I2T",
{
"tms": 1,
"i_n": "d.i_r*f.In",
"i1": "1.05*f.In*d.i_r",
"i2": "d.i_m*d.i_r*f.In*0.9 if d.st_on else d.i_i*f.In*0.85",
"t_min": "max(0.02, d.t_m - 0.04) if d.st_on else 0.02",
"n": 100,
"i_tol": "1.05*f.In*d.i_r*100-100",
"t_tol": -20,
"curve_type": -1,
"k_i2t": "6**2*2.5"
}
],
[
"point",
"d.i_m*d.i_r*f.In*0.9 if d.st_on else d.i_i*f.In*0.85",
"max(0.02, d.t_m - 0.04) if d.st_on else 0.02"
],
[
"point",
"d.i_i*f.In*0.85",
"max(0.02, d.t_m - 0.04) if d.st_on else 0.02"
],
[
"point",
"d.i_i*f.In*0.85",
0.02
],
[
"point",
"1000*f.Isc",
0.02
]
],
"curve_u2": [
[
"point",
"d.i_m*d.i_r*f.In*1.1 if d.st_on else d.i_i*f.In*1.15",
"3600 if f.In <= 63 else 2*3600"
],
[
"point",
"d.i_m*d.i_r*f.In*1.1 if d.st_on else d.i_i*f.In*1.15",
"max(0.06, d.t_m + 0.04) if d.st_on else 0.06"
],
[
"point",
"d.i_i*f.In*1.15",
"max(0.06, d.t_m + 0.04) if d.st_on else 0.06"
],
[
"point",
"d.i_i*f.In*1.15",
0.06
],
[
"point",
"1000*f.Isc",
0.06
]
],
"curve_l2": [
[
"point",
"d.i_m*d.i_r*f.In*0.9 if d.st_on else d.i_i*f.In*0.85",
"3600 if f.In <= 63 else 2*3600"
],
[
"point",
"d.i_m*d.i_r*f.In*0.9 if d.st_on else d.i_i*f.In*0.85",
"max(0.02, d.t_m - 0.04) if d.st_on else 0.02"
],
[
"point",
"d.i_i*f.In*0.85",
"max(0.02, d.t_m - 0.04) if d.st_on else 0.02"
],
[
"point",
"d.i_i*f.In*0.85",
0.02
],
[
"point",
"1000*f.Isc",
0.02
]
]
},
"graph_model": []
}
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