APC 10-40kW 208/480V Installation Guide download pdf (Page 95)

95Installation Guide Silcon DP300E 208V/480V 10-80 kVA

7OY0002 US rev. 04

Options/Accessories

8.8.4.1 External temperature alarm cable

Voltage rating must be 600V. Cable size can be 18 to 14 AWG.

Isolation transformer mounted downstream with respect to Service Bypass Panel

a) Class J-fast acting in accordance with UL248-8.

b) Cable sizes refer to US National Electric Code, Table 310-16, cables rated 75˚C/167˚F at max.

40˚C/104˚F ambient.

All cables rated 600V.

As regards recommended cable lugs and crimping tool, see section 4.1.4.

c) Dimensioned for switch mode load. (I

NEUTRAL

= √3*I

LOAD PHASE

)

For linear load neutral cable can be rated as output phase cables.

d) The isolation transformer is delivered with internal output fuses for upstream mounting with

respect to Service Bypass Panel. For downstream mounting, fuses have to be replaced with

types as indicated in column.

e) Not recommended when Redundant Service Bypass Panel, SBP-00A-SR, is used.

TYPE FOR

a+e)

EXT.

a+d)

INT.

b+c)

EXT. EXT. EXT.

SYSTEM INPUT PHASE OUTPUT NEUTRAL GND. EQU.

FUSES CONDU. FUSES CONDU. ELECT. GND.

[A] [AWG] [A] [AWG] CONDU. CONDU.

[AWG] [AWG]

ISO-310E-480 DP310E 15 14 15 10 8 12

- 480V

ISO-315E-480 DP315E 20 10 20 8 8 12

- 480V

ISO-320E-480 DP320E 25 10 25 6 8 10

- 480V

ISO-330E-480 DP330E 40 6 40 3 8 10

- 480V

ISO-340E-480 DP340E 50 4 50 1 8 10

- 480V

ISO-360E-480 DP360E 80 2 80 3/0 8 8

- 480V

ISO-380E-480 DP380E 100 1/0 100 250 6 8

- 480V kcmil

ISO-310E-208 DP310E 30 8 30 4 8 10

- 208V

ISO-315E-208 DP315E 45 6 45 2 8 10

- 208V

ISO-320E-208 DP320E 60 4 60 1/0 8 10

208V

ISO-330E-208 DP330E 90 1 90 4/0 8 8

- 208V

ISO-340E-208 DP340E 125 2/0 125 250 6 6

- 208V kcmil

ISO-360E-208 DP360E 175 2 x 1/0 175 2 x 250 4 6

- 208V kcmil

ISO-380E-208 DP380E 250 2 x 3/0 250 2 x 400 2 4

- 208V kcmil

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APC 10-40kW 208/480V Installation Guide Page 95

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