Earthing arrangements and protective conductors - Symmetra MW in "TN-S installation"

( Legal in DK - special cases )

 

 

See:

IEC 60364-4-41 § 413.1.4 and "Stærkstrømsbekendtgørelsen"

§ 551.6.3, Note

 

 

 

 

Switchgear

 

 

 

 

 

 

 

Q3

 

 

 

 

 

Service Entrance

 

 

 

 

 

 

 

 

 

 

 

 

( PDU )

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Residual Current Sense

Residual current protective

 

 

 

 

 

 

 

 

 

 

 

 

 

device can be used.

 

Q5

 

 

Bypass - input

 

 

External SSW-Bypass

Bypass - output

Q6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L1

 

 

 

 

 

 

L1

 

 

 

 

 

 

 

L2

 

 

 

 

 

 

L2

 

 

 

 

 

 

 

L3

 

 

 

 

 

 

L3

 

 

 

 

 

 

 

 

 

 

 

Main Protective Earthing Terminal

 

 

 

 

 

 

 

 

 

PE

 

 

 

 

 

 

PE

Q4

 

 

Residual current protective device can not be

 

 

 

 

 

 

 

 

 

 

 

 

PE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

used at this point.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Owing to parallel return path for the fault current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sense

 

 

 

 

 

 

 

Symmetra MW

 

 

 

 

 

Q1

 

 

 

 

 

i

Inverter

 

UPS - output

 

 

 

Current

 

 

Mains - input

 

 

Delta

 

 

 

 

 

 

 

L1

 

 

 

i

 

 

L1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Residual

 

 

 

L2

 

 

i

 

 

 

L2

 

 

 

 

 

ConductorEarthingProtective

 

filtermode-Common

 

 

u

 

 

 

 

 

 

 

L3

 

 

 

 

L3

 

 

 

 

 

 

 

 

 

 

 

u

u

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Main

 

 

 

 

 

 

 

 

 

 

 

 

 

 

inverter

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

N

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PE

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

Protective Earthing Conductor

 

 

 

 

 

Main Protective Earthing Terminal

 

 

 

 

 

 

 

 

 

PE

 

 

 

 

 

 

PE

 

 

 

 

 

 

 

 

+

-

+

-

 

 

 

 

 

 

 

 

 

 

 

Battery 1

 

Battery 2

 

 

 

 

 

 

 

With reference to:

Legal in DK ( Special cases )

 

 

Battery

 

 

 

 

 

 

 

 

 

IEC 60364-4-41 § 413.1.3.1

With reference to:

 

 

breaker

 

 

 

 

 

 

 

 

 

 

 

 

box

Q7

 

 

Q8

 

 

 

 

 

 

Minimum cross-sectional areas:

Stærkstrømsbekendtgørelsen

§ 551.6.3 Note

 

 

 

 

 

 

 

 

 

IEC 364-5-54 § 543.1.1

( § 551.6.3 is missing in IEC 60364-5-55 )

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Battery

 

 

 

 

 

 

 

 

 

 

 

 

 

rack

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Battery 1

 

Battery 2

 

 

 

 

 

 

 

 

 

 

PE

 

 

 

 

 

 

 

 

 

 

Page 48
Image 48
American Power Conversion SYMF800KH manual Legal in DK special cases

SYMF800KH specifications

American Power Conversion (APC), a subsidiary of Schneider Electric, is renowned for its expertise in providing reliable power solutions. Among its extensive product lineup, the SYMF800KH stands out as a cutting-edge uninterruptible power supply (UPS) designed to meet the demands of enterprise data centers and critical applications. This model is particularly valued for its impressive performance, adaptability, and advanced technologies.

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