Circutor FRE Series Bedienungsanleitung PDF herunterladen (Seite 7)

FRE / FRES

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4.2 Electrical characteristics

- Operating voltage and nominal frequency: U

/ f , listed on the label

- Design voltage: U

+ 10% (440 V for 400 V equipment)

- Nominal power and distribution of steps: Q

and composition, (see label)

- Overvoltage factor, p% Standard 7% ,

Others 14%, 8.2% and 5.67% (see label)

- Total loss: Standard 3.5 at 4 W/kvar

- Residual discharge voltage: 75 V after 3 minutes

- Overload capacity: 1.3 . I

in all items

- Contact operating voltage: U

aux

, listed on the label.

NOTE: In general, use a 1.5 mm2 cable to supply external power.

If the label indicates “Internal” , means that this the auxiliary circuit does not require external power.

- Current Transformer Input: 5 A , (Transformer I

/5 A)

NOTE: Minimum cable section 2.5mm2.

- Compliance with Standards EN-61642 and UNE EN 61921

- Protection elements:

 Fuses Type gL, NH gauge (minimum 1.5 x I

)

 Reactor thermostat: 90 ºC ±5 ºC

Insulation 3 kV /50 Hz

Breaking capacity 10 A / 250 V

, resistive load

- Capacitor characteristics:

 Capacity tolerance: ± 5%

 Insulation level from earth: 3 kV /50 Hz

 Impulse test: 15 kV , ray type wave 1.2/50 µs

 Protection elements: Internal fuses and over-pressure system

 Compliance with Standards EN 60831

- Reactor characteristics:

 Inductor tolerance: ± 5%

 Rated voltage standard 500 V (RMS value)

 Saturation current Standard at 1.4 I

, L=5% (Others for RBX)

 Level of insulation phases to earth 3 kV /50 Hz; 15kV shockwave 1.2/50 µs

 Max. overload Σ(n.I

)

Permanent 20% ; Transient (1 min) 2 I

4.3 Environmental Characteristics

- Capacitor max. temperature Category C in accordance with EN 60831-1

 Maximum for 1h 50 ºC

 24h average 40 ºC

 Annual average 30 ºC

- Max. temperature of reactors In accordance with IEC 60076-6

 Maximum environmental temperature 60 ºC

 Indoor temperature at In <110 ºC

 Protection thermostat 90 ºC

 Cabinet ventilation For Tout > 30 ºC, forced ventilation must

be used for the cabinet

- Maximum relative humidity: 80%

- Altitude: 1000 m (For higher altitudes, always

maintain forced ventilation)

4.4 Mechanical characteristics:

- Protection degree: Marked on the label:

- Paint Oven dried epoxy type

- Standard colours RAL 7035 Grey ; RAL 3005 Maroon

1 2 3 4 5 6 7 8 9 10 11 12 ... 19 20

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