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Siemens 4RB8125-3EJ10

POWER CAPACITOR PhaseCap Energy+ MKK 480V 12,5KVAR 3-phase

SiemensMFR # 4RB8125-3EJ10SKU # YLSYFGGIYDQLW3H

type of internal interconnectionD (Delta)

type of certificationCE, UKCA, UL Recognized Component

type of enclosure materialExtruded round aliuminum can with stud

type of mechanical safetyOverpressure disconnector (3-phase)

standardIEC 60831-1 / -2, UL 810 5th edition

operating frequency 1 rated value50 Hz

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About This Product

Siemens 4RB8125-3EJ10 (POWER CAPACITOR PhaseCap Energy+ MKK 480V 12,5KVAR 3-phase) is supplied genuine and fast by Yılsa Engineering. Get an instant quote for Siemens 4RB8125-3EJ10 — price, stock availability and technical specifications.

Siemens 4RB8125-3EJ10

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Specifications

Model

type of internal interconnectionD (Delta)

type of certificationCE, UKCA, UL Recognized Component

type of enclosure materialExtruded round aliuminum can with stud

type of mechanical safetyOverpressure disconnector (3-phase)

standardIEC 60831-1 / -2, UL 810 5th edition

General technical data

capacitor voltage (rms value) rated value480 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 value57.6 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 value12.5 kvar

reactive power of the capacitor at 60 Hz rated value15 kvar

clearance minimum9.6 mm

creepage distance minimum12.7 mm

type of dielectricSelf-healing metallized polypropylene film

fillerDry type, non PCB, filled with non-flammable nitrogen gas

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 housing3600 V AC / 50Hz, 2s

capacitor voltage (rms value) rated value480 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 value15 A

capacitor current at 60 Hz rated value18.1 A

terminal current maximum50 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 terminalA

tightening torque maximum1.2 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 lug16 mm²

Mechanical Design

length of the capacitor200 mm

length of the capacitor with connections maximum240 mm

total length of the capacitor with mounting and connections maximum257 mm

fastening methodThreaded bolt M12

diameter of the capacitor85 mm

diameter of the capacitor maximum89 mm

mounting positionUpright/Horizontal

Net Weight1.1 kg

Environmental conditions

installation altitude maximum4 000 m

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

MTBF at temperature class -40/D maximum220 h

MTBF at temperature class -40/60 maximum200 h

standardIEC 60831-1 / -2, UL 810 5th edition

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