APC 10-40kW 208/480V Guide d'installation télécharger pdf (Page 10)

10 Installation Guide APC BC300 Series 40kW 208/450/480V UPS

990-1401

Installation

Figure 2 - SBP Electrical Schematic 208V & 480V

Figure 3 - SBP Electrical Schematic 450V

Notes:

1. 208V F1, F2, F3 = 120A

2. 480V F1, F2, F3 = 55A

3. 208V F4, F5, F6 = 170A

4. 480V F4, F5, F6 = 75A

5. All AC power cabling is 3- or 4-wire + Ground at 208VAC / 480VAC 3-phase.

6. Installation must comply with all applicable national and local codes.

Maintenance

Bypass Switch

Contacts marked "U"

closed in "UPS".

Contacts marked "BP"

closed in Bypass.

Contacts are Make

before Break.

AC Output

from UPS

TO CRITICAL

LOAD CENTER

AC Output

to Critical Load

GRD

1718

Uninterruptible

Power Supply

L3 L3

AC Input

to UPS

UPS Input

Disc. Switch

Shown in Open

Position

AC Line

Input

GRD

Notes:

1. F1, F2, F3 = 60A

2. F4, F5, F6 = 80A

3. All AC power cabling is 3 wire + Ground at 450VAC 3-phase.

4. Installation must comply with all applicable national and local codes.

UPS Maintenance

Bypass Switch

UPS Bypass

BYP

UPS

BYP

UPS

BYP

UPS Input

Disconnect

Switch

On-Off

Relay

"UPS in Static Bypass" Ind. Light

"UPS in Maintenance Bypass" Ind. Light

Keyed Solenoid Lock Release Switch

Lock

Release

Solenoid Lock

Mechanism

(Energize to Unlock)

120 VAC

120 VDC

440, 450, 480

VAC Primary

440, 450, 480

VAC Primary

120 VAC

Secondary

XFMR 1

120 VAC

Secondary

XFMR 2

H1 H3

H3 H2

F1A

12345

CNN

Auxiliary Switch Circuit

GL1L2L3

AC Input to UPS

F4-F5-F6

F1-F2-F3

GL1L2L3

AC Line Input

G L1 L2 L3 G L1 L2 L3

AC Output from UPS

AC Output

to Critical Load

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 37 38

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APC 10-40kW 208/480V Guide d'installation Page 10

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