Technical data
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© 2022 KOSTAL Solar Electric GmbH94
16. Technical data
Subject to technical changes. Errors excepted.
You can find current information at
www.kostal-solar-electric.com.
KOSTAL wallboxUnitENECTOR AC 3.7/11
Mode 3 charging power (single-phase /
three-phase)
kW3.7 / 11
Nominal voltage (U,n) AC ±10 %V230/ 400
Nominal frequency (fn)Hz50
Nominal current (I,na)Aup to 16
Maximum preliminary fuseAAccording to type plate / configura-
tion
Protection class - wallboxIP 54
Protection class - coupling/plugIP 44
Protective classI
Standby consumptionW< 1
Height/width/depthmm400/260/160
Weightkg3.9
Rated insulation voltage U,i [V] V500
Rated impulse withstand voltage (U,imp) kV4
Rated current of a charging point (I,nC) A16, 1-phase / 3-phase
Conditional rated short-circuit current
(I,cc)
kA10
Rated diversity factor (RDF)1
Degree of contamination3
Overvoltage categoryIII
System by type of earth connectionTN/TT
InstallationOutdoor or indoor
Fixed / mobileFixed
UsageAEVCS
External designWall mounting
EMC classificationA / B
Impact resistanceIK10
Screw terminals for supply cable ACmm²max. rigid 5 × 6 / flexible 5 × 4
Terminal strip for communication cablemm²max. 0.5 -2.5
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