American Power Conversion 208/220 installation manual EPO switch wiring, Diameter

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Site Preparation – Operating Environment

Recommended phase-conductor sizes [AWG] for a 86°F (30°C) temperature

environment

UPS/AWG sizes

Mains input

AC output

DC input

[AWG]

[AWG]

[AWG], 75°C Wire

 

 

 

 

10 kVA

8

8

1

 

 

 

 

15 kVA

6

6

1

 

 

 

 

20 kVA

4

4

1

 

 

 

 

30 kVA

1

1

1

 

 

 

 

Use Molex lug type or equivalent, and crimp to manufacturer’s specifications.

Note

Cable Size

Cable Lug Type

Crimping Tool

Die

Terminal Bolt

[AWG]

Diameter

 

 

 

 

 

12

YA12CL2TC38

MD7-34R

W12CVT

0.2 in/6 mm

 

 

 

 

 

8

YA8CL2TC38

MD7-34R

W8CVT

0.2 in/6 mm

 

 

 

 

 

6

YA6CL2TC38

MD7-34R

W5CVT

0.2 in/6 mm

 

 

 

 

 

4

YA4CL2TC38

MD7-34R

W4CVT

0.2 in/6 mm

 

 

 

 

 

1

YA1CL2TC38

MD7-34R

W1CVT

0.2 in/6 mm

 

 

 

 

 

WARNING!

At 100% non-liniear load (EN50091-3 standard), the neutral shall be rated for 200% phase current.

EPO switch wiring

The UPS must be connected to either a dry contact or a 24VDC Emergency Power Off (EPO) switch.

See “Pin connections J108 (for EPO wiring options)” on page 37

990-1598B Smart-UPS® VT 10-30 kVA, 208/220 V Site Preparation and Installation Manual

15

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Contents Smart-UPSVT Page Smart-UPSVT 10-30 kVA 208/220 Page Contents Mechanical assembly General Safety Instructions Symbols used in this guideEnvironmental symbols General safety Introduction UPS Family Range and Components 13.85 in/352 mm Enclosures20.59 in/523 mm Enclosures Type label Serial number  User interface Upper Cover Plate rear  Upper part of Conduit Box Connection Interface rearFoot print Humidity Sensor Clearance for 20.59 in/523 mm Enclosures Installation Space RequirementsClearance for stand-alone 13.85 in/352 mm Enclosures Operating conditions Operating EnvironmentHeat dissipation Audible noiseRecommended current protection Minimum breaker settings for 10 kVA UPSMinimum breaker settings for 15 kVA UPS Minimum breaker settings for 20 kVA UPSMinimum setting of breakers for 30 kVA UPS Diameter EPO switch wiringEPO Basic Wiring OverviewSystem components. Have you Site Preparation Checklist  Stabilizing BracketsLeveling Feet Setting the leveling feetFloor Anchoring Drilling floor holes for floor anchoringHole positions for floor anchors stand-alone Enclosures Floor anchoring of stand-alone systems System-Electrical Information Electrical InstallationUPS ratings 220 Source connections Utility source Provided by others Utility source Wiring Wiring procedure single mains Input/Output Wiring Single Mains defaultMains  input  Neutralcables   Output  cables Wiring procedure dual mains Input/Output Wiring Dual MainsElectrical Installation Input/Output Wiring Dual Mains Wiring to battery bank or battery racks Bat+ External Battery WiringCommunication Wiring to EPO and Optional Equipment Pin connections J106 UPS to J200 XR Enclosure option Pin connections J106 XR Enclosure and J108 EPOJ106 Charging control switch Switch J200 XR Batteries +24V Normally Closed Pin connections J108 for EPO wiring optionsFront panel removal Connection of APC Humidity Sensor  Electrical Installation Connection of APC Humidity Sensor Wiring Verification Procedure Installation Site Checklist 990-1598B