Customization: | Available |
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Function: | Circuit-Breaker Failure Protection |
Certification: | ISO9001-2000 |
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e. | GENERAL CONDITIONS OF SERVICE FOR 138 kV- | ||
e.1 | Type of Installation | Exterior | Exterior |
e.2 | Nominal Voltage | 138 kV. | 138 kV. |
e.3 | Number of phases | 3 | 3 |
e.4 | Reference schematic diagram | See Annex 3 and present the bid | See Annex 3 and present the bid |
e.5 | Nominal frequency | 60 Hz | 60 Hz |
e.6 | Voltages of control and heating equipment | 125VDC - 220VAC | 125VDC - 220VAC |
e.7 | Mounting altitude | 3000 m.s.n.m | 3000 m.s.n.m |
Room temperature | |||
e.8 | Maximum | 40 °C | 40 °C |
Minimum | 0 °C | 0 °C | |
e.9 | Solar radiation | ≤1000 W/m2 | ≤1000 W/m2 |
e.10 | Seismic Degree | 0,5 g | 0,5 g |
e.11 | Degree of protection | IP 65 | IP 65 |
GENERAL CONDITIONS OF SERVICE FOR 46 kV. | |||
e.12 | Type of Installation | Exterior | Exterior |
e.13 | Nominal Voltage | 46 kV. | 46 kV. |
e.14 | Number of phases | 3 | 3 |
e.15 | Reference schematic diagram | See Annex 3 and present the bid | See Annex 3 and present the bid |
e.16 | Nominal frequency | 60 Hz | 60 Hz |
e.17 | Voltages of control and heating equipment | 125VDC - 220VAC | 125VDC - 220VAC |
e.18 | Mounting altitude | 3000 m.s.n.m | 3000 m.s.n.m |
e.19 | Room temperature | ||
Maximum | 40 °C | 40 °C | |
Minimum | 0 °C | 0 °C | |
e.20 | Solar radiation | ≤1000 W/m2 | ≤1000 W/m2 |
e.21 | Seismic Degree | 0,5 g | 0,5 g |
e.22 | Degree of protection | IP 65 | IP65 |
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f.1 | Construction features | Common compartment | Common compartment |
f.2 | Type of compartment | For three phases | For three phases |
f.3 | Material | Aluminium alloy | Aluminium alloy |
f.4 | Minimal thickness | 8mm | 8mm |
f.6 | Sealing device | ||
Material | EPDM (Ethylene Propylene Diene type M ASTM) | EPDM (Ethylene Propylene Diene type M ASTM) | |
f.7 | Type | Ring type O | Ring type O |
f.8 | Fixed auxiliary circuits | Cuba aluminum alloy: 5 Welded aluminum tank: 3 |
Cuba aluminum alloy: 5 Welded aluminum tank: 3 |
f.9 | Auxiliary circuits Moving parts | Cuba aluminum alloy: 5 Welded aluminum tank: 3 |
Cuba aluminum alloy: 5 Welded aluminum tank: 3 |
g EQUIPMENT WEIGHTS |
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g.1 | Three-phase Simple Bar | Indicate | 5500KG/BAY |
g.2 | Support box | Indicate | 500KG |
g.3 | Control Cubicle | Indicate | 500KG |
g.4 | SF6 Gas Weight | Indicate | 50KG |
h. | NOMINAL LEVELS OF INSULATION FOR 138 kV. | ||
h.1 | Voltage supported with nominal power frequency | ||
Common value | 275 kV | 275KV | |
Through the isolation distance | 325 kV | 325 kV | |
Through CB open | 325 kV | 325 kV | |
h.2 | BIL | ||
Internal value | 650 kV | 650 kV | |
Through the external insulation distance | 750 kV | 750 kV | |
Through open CB | 750 kV | 750 kV | |
NOMINAL LEVELS OF INSULATION FOR 46 kV. | |||
Voltage supported with nominal power frequency | |||
h.3 | Common value | 275 kV | 275 kV |
Through the isolation distance | 325 kV | 325 kV | |
Through CB open | 325 kV | 325 kV | |
BIL | |||
h.4 | Internal value | 650 kV | 650 kV |
Through the external insulation distance | 750 kV | 750 kV | |
Through open CB | 750 kV | 750 kV | |
i. | BUSHINGS COMPONENTS FOR 138kV. | ||
i.1 | Nominal Voltage | 138 kV | 138 kV |
i.2 | Nominal Current | 2000 A | 2000 A |
i.3 | Voltage supported with nominal power frequency | 325 kV | 325 kV |
i.4 | Voltage supported by BIL | 750 kV | 750 kV |
i.5 | Partial discharge level, ≤ 5 pC | 92 kV | 92 kV |
i.6 | Voltage level of radio interference <2500 μV | 92 kV | 92 kV |
i.7 | Voltage supported by power frequency, 15 min at 100 kPa / 20 ° C | 92 kV | 92 kV |
i.8 | Material | Silicone resin | Silicone resin |
COMPONENTS OF BUSHINGS FOR 46 Kv. | |||
i.9 | Nominal Voltage | 138 kV | 138 kV |
i.10 | Nominal Current | 2000 A | 2000 A |
i.11 | Voltage supported with nominal power frequency | 325 kV | 325 kV |
i.12 | Voltage supported by BIL | 750 kV | 750 kV |
i.13 | Partial discharge level, ≤ 5 pC | 92 kV | 92 kV |
i.14 | Voltage level of radio interference <2500 μV | 92 kV | 92 kV |
i.15 | Voltage level of radio interference <2500 μV Voltage supported by power frequency, 15 min at 100 kPa / 20 ° C |
92 kV | 92 kV |
i.16 | Material | Silicone resin | Silicone resin |
j. Classification of Currents |
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j.1 | Rated continuous current | 2000 A | 2000 A |
j.2 | Rated continuous current | 40 kA | 40 kA |
j.3 | Nominal current supported in short time | ≥ 3 s | ≥ 3 s |
j.4 | Nominal peak current supported | 100 kA | 100 kA |
k. TRANSFORMER OF PROTECTION CURRENT |
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k.1 | Quantity | 2 at each end of each circuit breaker per position. | 2 at each end of each circuit breaker per position. |
k.2 | Transformation relation | 2000/5 A | 2000/5 A |
k.3 | Precision Class | 5P20 | 5P20 |
k.4 | Nominal Power | 25 VA | 25 VA |
k.5 | Rated voltage | 138 kV | 138 kV |
l. MEASURING CURRENT TRANSFORMER |
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l.1 | Quantity | 1 at each end of each circuit breaker per position. | 1 at each end of each circuit breaker per position. |
l.2 | Transformation relation | 2000/5 A | 2000/5 A |
l.3 | Precision Class |
0.3 ANSI / 0.2 IEC | 0.3 ANSI / 0.2 IEC |
l.4 | Nominal Power | 25 VA | 25 VA |
l.5 | Rated voltage | 138 Kv | 138KV |
m. VOLTAGE TRANSFORMER FOR 138 KV. |
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m.1 | Quantity | 1 in each income of the transmission line | 1 in each income of the transmission line |
m.2 | Primary / Secondary Voltage |
138 / √3 (Primary) / 0.115 / √3 (Secondary- Protection) / 0.115 / √3 kV. (Secondary- Measurement) |
138 / √3 (Primary) / 0.115 / √3 (Secondary- Protection) / 0.115 / √3 kV. (Secondary- Measurement) |
m.3 | Class | 0.5 / 3P (Protection) and 0.3 (Measurement) | 0.5 / 3P (Protection) and 0.3 (Measurement) |
m.4 | Security factor | < 10 | < 10 |
m.5 | Nominal Power | 25 VA | 25 VA |
m.6 | Voltage factor | 1.2/cont; 1.5/30s | 1.2/cont; 1.5/30s |
Standard | IEC 60044-5 | IEC 60044-5 | |
TRANSFORMADOR DE VOLTAJE PARA 46 kV. | |||
m.7 | Quantity | 1 in each income of the transmission line | 1 in each income of the transmission line |
m.8 | Primary / Secondary Voltage | 46 / √3 (Primary) / 0.115 / √3 (Secondary- Protection) / 0.115 / √3 kV. (Secondary- Measurement) |
46 / √3 (Primary) / 0.115 / √3 (Secondary- Protection) / 0.115 / √3 kV. (Secondary- Measurement) |
m.9 | Class | 0.5 / 3P (Protection) and 0.3 (Measurement) | 0.5 / 3P (Protection) and 0.3 (Measurement) |
m.10 | Security factor | < 10 | < 10 |
m.11 | Nominal Power | 25 VA | 25 VA |
m.12 | Voltage factor | 1.2/cont; 1.5/30s | 1.2/cont; 1.5/30s |
Standard | IEC 60044-5 | IEC 60044-5 | |
n. |
GAS SF6 |
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n.1 | Annual gas leak | <0,5 % | <0,5 % |
o. | SWITCH | ||
o.1 | Frequency | 60 Hz | 60 Hz |
o.2 | Maker | Indicate | Indicate |
o.3 | Catalogue | Indicate | Indicate |
o.4 | Rated current | 2000 A | 2000 A |
Operation characteristics | |||
o.5 | Operation cycle | CO - 0,3 s - CO - 180s - CO | CO - 0,3 s - CO - 180s - CO |
Opening time | ≤60 msec | ≤60 msec | |
Closing time | ≤100 msec | ≤100 msec | |
SF6 gas pressure | Indicate | 0.58MPA | |
Maximum allowable SF6 gas pressure | Indicate | 0.65MPA | |
Minimum permissible pressure of SF6 gas | Indicate | 0.5MPA | |
o.6 | Characteristics short circuit | ||
Nominal current of short circuit supported | 40 kA | 40 kA | |
Peak short circuit rated current | 100 kA | 100 kA | |
Short circuit duration | ≥3 s | ≥3 s | |
VRT peak for terminal faults | 2.0 x 138 / √3 and 2.0 x 46 / √3 for 46kV | 2.0 x 138 / √3 and 2.0 x 46 / √3 for 46kV | |
VRT lifting range | 40/4 | 40/4 | |
First polo factor | 1.5 | 1.5 | |
Current short circuit fault switch | 100 kA | 100 kA | |
Peak Current | 100 kA | 100 kA | |
o.7 | Minimum number of operations at rated current | ≥ 2000 | ≥ 2000 |
o.8 | Minimum number of mechanical operations | 10000 | 10000 |
Maximum operating current | |||
o.9 | Load | 50 A | 50 A |
Charging cable | 160 A | 160 A | |
o.10 | Number of switches per phase | 1 | 1 |
o.11 | Type of operation mechanism | Spring | Spring |
o.12 | Type of interruption | Fixed tripolar | Fixed tripolar |
o.13 | Extinguishing medium of the arch | SF6 | SF6 |
o.14 | Type of operation | Mechanical connection | Mechanical connection |
o.15 | Nominal potential of closing coil | Indicate | Indicate |
Number of auxiliary contacts | |||
o.16 | Normally open | 20 | 20 |
Normally closed | 20 | 20 | |
Adjustable | 20 | 20 | |
p. ROD | |||
p.1 | Number of bars |
1 | 1 |
p.2 | Rated current | 2000 A | 2000 A |
p.3 | Short circuit current | 40 kA | 40 kA |
p.4 | Peak current | 100 kA | 100 kA |
p.5 | Short circuit duration | ≥ 3 s | 3S |
q. SPECIFICATIONS CONSTRUCTION GIS |
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q.1 | Compartment pressure range | Indicate (MPa) | 0.58 (MPa) |
q.2 | Maximum compartment temperature | Indicate | 40ºC |
q.3 | Maximum discharge time of SF6 gas from Cuba | 0.5 hours | 0.5 hours |
q.4 | Maximum vacuum pressure for gas handling | -133 Pa | -133 Pa |
q.5 | Weight of the transport unit | Indicate | 6000KG |
q.6 | Overall dimensions of the table | Indicate | 5.5X1.3X1.3M |
r. SECTIONER FOR 138kV. And 46 kV. |
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r.1 | Maker | Indicate | BK |
r.2 | Rated current | 2000 A | 2000 A |
r.3 | Short circuit current | 40 kA | 40 kA |
r.4 | Peak current | 100 kA | 100 kA |
r.5 | Short circuit duration | ≥ 3 s | ≥ 3 s |
r.6 | Operating capacity with load | 1600 A | 1600 A |
r.7 | Operating mechanism | Motor, Manual | Motor, Manual |
r.8 | Operation times | ||
Opening time max / min | ≤ 2000 |
≤ 2000 |
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Closing time max / min | ≤ 2000 |
≤ 2000 |
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Power coil closure | |||
r.9 | Voltage max / min | DC125V | DC125V |
Currents max. | 2.5A | 2.5A | |
Power | indicate | indicate | |
Feeding opening coil | |||
r.10 | Min voltage | DC125V | DC125V |
Corrientes max | 2.5A | 2.5A | |
Power | indicate | 550 | |
r.11 | Auxiliary contacts | ||
Normally open | 8 | 8 | |
Normally closed |
8 | 8 | |
Adjustable | 16 | 16 | |
r.12 | Disconnectors test report certificate | Indicate | YES |
r.13 | No. Mechanical operations | 10000 | 10000 |
s. GROUND DISCONNECTOR FOR 138kV. And 46 kV. |
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s.1 | Maker | Indicate | BK |
s.2 | Short circuit current | 40 kA | 40 kA |
s.3 | Peak current | 100 kA | 100 kA |
s.4 | Short circuit duration | ≥ 3 s | ≥ 3 s |
s.5 | Operating mechanism | Motor, Manual | Motor, Manual |
s.6 | Auxiliary contacts | ||
Normally open | 8 | 8 | |
Normally closed | 8 | 8 | |
Adjustable | 16 | 16 | |
s.7 | Disconnector test report certificate | Indicate | YES |
s.8 | No. Mechanical operations | 10000 | 10000 |
t. GENERAL CHARACTERISTICS OF THE EQUIPMENT |
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t.1 | Test Report Certificate. | Present internationally recognized Laboratory Test Reports of all equipment | YES |
t.1 | Lifetime certificate | ≥ 15 years Present | YES |
t.2 | Conditions of switches and disconnectors | Hermetically sealed in pressurized gas | YES |
t.3 | Closures and cuts | Resistant to corrosion | YES |
t.4 | Motorized mechanisms | Auto lubricants | YES |
t.5 | Filters | Absorption of moisture and decomposition products | YES |
t.6 | Nuts and bolts | Resistant to corrosion | YES |
t.7 | Circuit breaker module | Of the Encapsulated type | YES |
t.8 | Carcasses | Of the compact and robust type | YES |
t.9 | Arc interruption unit | On the principle of self-compression | YES |
t.10 | Environmental Protection | Against pollution and environmental effects | YES |
t.11 | Motorized equipment | Manual and automatic operation | YES |
t.12 | Maximum dimensions of the equipment | 8m x 18m | YES |
t.13 | Surface paint | Indicate | YES |