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Products specifications
| Attribute name | Attribute value |
|---|---|
| Main | |
| Rated short-duration power frequency withstand voltage (Ud) / isolating distance | 60 kV |
| Range of product | RM AirSeT |
| Partition class | PM |
| Rated continuous current of busbars (Ir) | 630 A |
| Rated continuous current (Ir) | 630 A switch-disconnector, 630 A circuit breaker |
| Rated short-time withstand current (Ik) | 20 kA |
| Network type | AC |
| Internal arc gas evacuation | bottom exhaust |
| Switching device | load break switch with shunt vacuum interruption (SVI), vacuum circuit breaker |
| Standards | IEC 62271-200 |
| Functional unit family | (I) network connection, (B) network or transformer protection |
| Rated short-circuit breaking current (Isc) | 20 kA |
| Product name | RM AirSeT |
| Number of phases | 3 |
| Internal arc classification | AFLR |
| Type of installation | indoor |
| Rated duration of short-circuit (tk) | 1 s |
| Rated short-circuit making current | 50 kA 50 Hz |
| Rated arc fault current (IA) | 20 kA |
| Loss of service continuity category | LSC2 |
| Functional unit | (I) 3 position switch-disconnector, (B) circuit breaker + 3 position disconnector |
| Rated arc fault duration (tA) | 1 s |
| Number of functions | 4 |
| Rated frequency (fr) | 50 Hz |
| Rated voltage (Ur) | 24 kV |
| Filling level for insulation and/or switching (Pre rel.) | 0.15 MPa |
| Master range | SeT Series |
| Rated lightning impulse withstand voltage (Up) / Common value | 125 kV |
| Insulation technology | gas insulated switchgear, sealed pressure system |
| Minimum functional level for insulation and/or switching (Pme rel.) | 0.14 MPa |
| Visibility of contacts | with earthing contact visibility |
| Operating voltage | 22 kV |
| Type of Insulating gas | pure air |
| Rated short-duration power frequency withstand voltage (Ud) / Common value | 50 kV |
| Rated peak withstand current (Ip) | 50 kA 50 Hz |
| Device short name | IIBI |
| Rated lightning impulse withstand voltage (Up) / Across the isolating distance | 145 kV |
| Type of extensibility | NE (non extensible) |
| Complementary | |
| Current transformer ratio | VIP relayup to 630 A |
| Pressure sensor type | manometer |
| Degree of protection of enclosure against external mechanical impacts (IK code) | IK07 |
| Cable cross-section | 16 to 300 mm² |
| Cable type | single core |
| Mass | 660 kg |
| Rated operating sequence | O - 0.3 s - CO - 3 min - CO |
| Cable clamp type | metal |
| Protection relay | VIP 410 |
| Height | 1625 mm (standard 1.6) |
| Number of cables per phase | 2 |
| Fault passage indicator | Flair 22D N/A |
| Type of operating mechanism | CDT manual on switch-disconnector, CDT + P2 motorized on circuit breaker |
| Bushing type | type C disconnectable M16 I |
| Cable entry | bottom front |
| Auxiliary contact composition | 2 NO/NC switch-disconnector, 2 NO/NC line disconnector, 6 NO + 6 NC circuit breaker, 1 NO/NC earthing switch |
| Width | 1470 mm |
| Current transformer type | with bushing CT, without |
| Depth | 780 mm |
| Degrees of protection provided by enclosures (IP code) | IP4X (front face with operating mechanism), IP67 (tank with HV parts), IP2XC (between compartments) |
| Rated supply voltage of auxiliary and control circuits (Ua) | 24 V DC |
| Voltage presence type | VDIS FD VO voltage detecting and indicating system |
| Functional interlock | standard (door interlocked with earthing switch) |
| Environment | |
| Ambient air temperature for operation | -25-40 °C |
| Ambient air temperature for storage | -40-70 °C |
| Humidity conditions | average relative humidity over 24 h <= 95 %, average relative humidity over 1 month <= 90 % |
| Operating altitude | < 2000 m |
| Contractual warranty | |
| Warranty | 18 |
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