APC Symmetra MW Installation Guide download pdf (Page 13)

Symmetra MW 800 kW 3 × 400/230 V Installation Guide - 990-1510B 7

Electrical Installation

Typical UPS Wiring Principle

Power wiring overview

See also

See separate guide on parallel operation for wiring overview in parallel systems.

Maintenance Bypass Panel (MBP)

Symmetra MW

External Bypass Static Switch

Battery Breaker Box 1

Battery Breaker Box 2

Batteries 1

Batteries 2

MAINS

10.

11.

12.

13.

14.

MAINS SOURCE 3X400/230V TN-S (PROVIDED BY OTHERS).

Q1 - Q6 WITH 2NO/2NC AUXILIARY CONTACTS.

Q7, Q8 DC RATED THERMAL MAGNETIC TRIP MOLDED CASE CIRCUIT BREAKER.

WITH 24VOLT DC UNDER VOLTAGE RELEASE (UVR) AND 2NO/2NC AUXILIARY CONTACTS.

ALL AC POWER CABLING IS L1,L2,L3,N,PE.

UPS INPUT AND OUTPUT CONDUCTORS MUST BE IN SEPARATE CABLE RUNS.

UPS AND STATIC BYPASS WITHSTAND RATING, Icw = 200 KA

SEE THE INSTALLATION GUIDE FOR THE BREAKER SETTINGS OF Q1, Q3, Q4 AND Q5.

DC CABLING SHOULD BE SEGREGATED FROM AC CABLING

SEE BATTERY INSTALLATION INFORMATION

POWER WIRING AND CONTROL WIRING MUST BE SEGREGATED.

AC CIRCUIT CABLE LENGTHS (INPUT AND OUTPUT) SHOULD BE EQUAL ON ALL MODULES

DC CIRCUIT CABLE LENGTHS SHOULD BE EQUAL ON ALL MODULES

= CABLING PROVIDED BY OTHERS

INSTALLATION MUST COMPLY WITH NATIONAL AND LOCAL ELECTRICAL RULES.

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APC Symmetra MW Installation Guide Page 13