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APC 9000 3.3 Details of earthing connections in the various cubicles

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34006451EN/AC - Page 35

Appendix

3.3 Details of earthing connections in the various cubicles

Rectifier-inverter cubicle

120 to 1200 kVA Static Switch Cubicles

AIRZ AIRZ

connection with

a bolt, nut and

contact washer

mains 1 mains 2

inverter

input inverter

input

transformer

three-phase

inductor

battery

inductor inverter

transformer

inverter

transformer

door

door door

frame

door

frame

earth bar

left cubicle right cubicle

connection with a bolt,

nut and contact washer mains 2

AIRZ

transformer

earth bar

input

door frame

inverters

AIRZ only for 120

to 800kVA

static-switch

cubicles

door

Contents

Main MGETM GalaxyTM 9000 Page Contents 1. Characteristics 2. Installation (to be carried out by qualified personnel only) 3. Appendix (to be carried out by qualified personnel only) 34006451EN/AC - Page 4 1. Characteristics P 1.1 Characteristics common to all cubicles MGETM GalaxyTM 9000 UPS: example of a rectifier-inverter cubicle H 1.2 Rectifier-inverter cubicle Characteristics of rectifier-inverter cubicles Characteristics of Static Switch Cubicles 1.3 Static Switch Cubicle 1.4 Electrical parameters for selecting protective devices Electrical parameters for Mains 1 Electrical parameters for Mains 2 (415 V) 1.5 Electrical parameters for determining cable cross-sections Parameters for single-unit UPS cables Installation with parallel frequency converters I Installation with parallel UPSs with a centralised SSC Installation comprising modular UPSs with an external maintenance bypass 2. Installation 2.1 Handing 2.2 Positioning the cubicle Side clearances provided by the spacing uprights 2.3 Floor loads Cubicle footpads rear 2.4 Cubicle layout on false floor or normal floor front Layout for a single-unit UPS with one battery cubicle Layout for a single-unit UPS with several battery cubicles Fig. 8 Layout for an installation with two parallel UPSs and a centralised SSC Fig. 6 2.5 Power circuit wiring diagrams Diagram for a single-unit or single modular UPS with common Mains 1 and 2 -+- -+- Fig. 11 Diagram for a frequency converter without batteries Example of a 2 parallel UPS rectifier-invert ers with SSC mains 2 Fig. 12 Fig. 13 Example of 2 multi-bypass modular UPS cubicles for redundancy mains 1 mains 2 mains 1 Fig. 14 Example of an installation comprising three modular UPSs with an external maintenance bypass 2.6 Cubicle mounting and connection Mounting of the left and right cubicles A B Internal connections between cubicles 2.7 Connection of power circuits Left cubicle of single-unit or parallel UPS with SSC General: Right cubicle of single-unit UPS Cables connected by lugs to 100 x 8 mm copper terminals and 13 mm diameter holes. mains 2 and load: 430 mm; remote relay board: 1030 mm. rearfront Right cubicle of a parallel UPS with SSC Cables connected by lugs to 100 x 10mm copper terminals and 14 mm diameter holes. load: 410 mm; remote relay board: 1030 mm. 2.8 Connection of "Media Contacts 9" standard auxiliary circuits Connection of auxiliary circuits on the remote relay board - Fig. 16 Connection to battery circuit breaker QF1 Emergency shutdown 2.9 Connections between cubicles Connections between rectifier-inverter cubicles Connections between APOZ boards Connections between ACPZ boards (frequency converters or parallel UPSs with SSC) Connections between MISI boards (modular UPSs) 2.10 Connections between rectifier-inverter cubicles and exter nal maintenance bypass cubicle MISI 2 MISI 1 Fig. 21 UPS 1 2.11 Connection of "Media Contacts 15" additional auxiliary circuits (figure 22) Fig. 22 ACPZ board of the Static Switch Cubicle 2.12 Connection of the battery "Temperature Monitor " (optional) Connections 12 +12 Connection of the battery "Temperature Monitor" (for a single-unit UPS) dimensions of the "Temperature Monitor": 75 x 75 x 21 mm "Temperature Monitor" installation in a battery room "Temperature Monitor" base Connection of "Tele Monitor" remote control and indication unit 2.15 Final installation steps 3. Appendix 3.1 Mains 2 line protection 3.2 Cubicle mounting and connection for 2000 kVA Static Sw itch Cubicle Cubicle mounting Internal connections between cubicles Right cubicle of a 2000 kVA Static Switch Cables connected by lugs to 5 x (5 x 100) mm copper terminals and 16 mm diameter holes. mains 2 : 1400 mm; load: 800 mm. Left cubicle of a 2000 kVA Static Switch Cables connected by lugs to 5 x (5 x 100)mm copper termina ls and 16 mm diameter holes. inverter outputs : 700 mm remote relay board: 500 mm. rear front 3.3 Details of earthing connections in the various cubicles Rectifier-inverter cubicle input 120 to 1200 kVA Static Switch Cubicles inverter input inverter 2000 kVA Static Switch Cubicles "Tele-Monitor" unit