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Siemens 4RB8250-3JA20

POWER CAPACITOR PhaseCap Energy+ MKK 800V 25,0KVAR 3-phase

SiemensMFR # 4RB8250-3JA20SKU # YLSRC1RAOC8GNQN

type of internal interconnectionD (Delta)

type of certificationCE, UKCA

type of enclosure materialExtruded round aliuminum can with stud

type of mechanical safetyOverpressure disconnector (3-phase)

standardIEC 60831-1 / -2

operating frequency 1 rated value50 Hz

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About This Product

Siemens 4RB8250-3JA20 (POWER CAPACITOR PhaseCap Energy+ MKK 800V 25,0KVAR 3-phase) is supplied genuine and fast by Yılsa Engineering. Get an instant quote for Siemens 4RB8250-3JA20 — price, stock availability and technical specifications.

Siemens 4RB8250-3JA20

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Specifications

Model

type of internal interconnectionD (Delta)

type of certificationCE, UKCA

type of enclosure materialExtruded round aliuminum can with stud

type of mechanical safetyOverpressure disconnector (3-phase)

standardIEC 60831-1 / -2

General technical data

capacitor voltage (rms value) rated value800 V

capacitor voltage (rms value) maximumVN +10% (up to 8 h daily), VN +15% (up to 30 min daily), VN +20% (up to 5 min daily), VN +30% (up to 1 min daily)

operating frequency 1 rated value50 Hz

operating frequency 2 rated value60 Hz

capacity rated value41.4 µF

relative negative tolerance of the capacity rated value5 %

relative positive tolerance of the capacity rated value5 %

reactive power of the capacitor at 50 Hz rated value25 kvar

reactive power of the capacitor at 60 Hz rated value30 kvar

clearance minimum19.1 mm

creepage distance minimum19.1 mm

type of dielectricSelf-healing metallized polypropylene film

fillerfilled with Non PCB, Soft biodegradable resin

safety features of the integrated discharge resistorsDischarge time ≤ 180 s to 75 V or less for safe discharging

voltage test between the terminals2.15 x VN at 50Hz / 2 s

voltage test between the terminals and housing6000 V AC / 50Hz, 2s

capacitor voltage (rms value) rated value800 V

capacitor voltage (rms value) maximum noteVN +10% (up to 8 h daily), VN +15% (up to 30 min daily), VN +20% (up to 5 min daily), VN +30% (up to 1 min daily)

Current

inrush current peak of the capacitor500 x In

short-circuit current maximum10 kA

capacitor current at 50 Hz rated value18 A

capacitor current at 60 Hz rated value21.6 A

terminal current maximum80 A

Protection class

protection class IP of the terminalIP20

Dissipation

capacitor losses [W] in dielectric per kvar0.2 W

capacitor losses [W] per kvar total0.45 W

1 rated value50 Hz

2 rated value60 Hz

Product details

type of coolingnatural or forced air cooling

type of enclosure materialExtruded round aliuminum can with stud

type of mechanical safetyOverpressure disconnector (3-phase)

product component external discharge resistorYes

Connections

type of connecting terminalE

tightening torque maximum2 N·m

tightening torque of the screw for securing the equipment maximum10 N·m

connectable conductor cross-section of the terminal for copper conductor stranded without cable lug25 mm²

Mechanical Design

length of the capacitor224 mm

length of the capacitor with connections maximum274 mm

total length of the capacitor with mounting and connections maximum291 mm

fastening methodThreaded bolt M12

diameter of the capacitor116 mm

diameter of the capacitor maximum121.5 mm

mounting positionUpright/Horizontal

Net Weight2.8 kg

Environmental conditions

installation altitude maximum4 000 m

MTBF at temperature class -40/C maximum-9 999 s

MTBF at temperature class -40/D maximum240 h

MTBF at temperature class -40/60 maximum220 h

standardIEC 60831-1 / -2

relative humidity without condensation maximum95 %

temperature classes of the capacitorsClass -40/60: Max. short time: +60 °C, max. mean 24 h: +50 °C; max mean 1 year: +40 °C; lowest temperature: -40 °C

minimum-40 °C

maximum60 °C

minimum-40 °C

maximum85 °C