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RHH cable


RHH or RHW-2 or USE-2 conductors are used with conduit as specified in the National Electrical cable

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Introduction

Application Suitable for use as follows:
• Southwire Type RHH or RHW-2 or USE-2 conductors are used with conduit as specified  in the National Electrical Code 1
• When used as Type USE-2, conductor is suitable for use as underground service entrance cable for direct burial at conductor temperatures not to exceed 90°C
• When used as RHH, conductor temperatures shall not exceed 90°C in dry locations
• When used as RHW-2 or USE-2, conductor temperatures shall not exceed 90°C in wet or dry locations
• Voltage rating for RHH or RHW-2 or USE-2 conductors is 600 volts
Standards&References:
Southwire Type RHH or RHW-2 or USE-2 meets or exceeds UL Standard 44 (for RHH or
RHW-2), UL Standard 854 (for USE-2), Federal Specification A-A-59544, and requirements of the National Electrical Code.
Construction:
• Southwire Type RHH or RHW-2 or USE-2 copper conductors are annealed (soft) copper.
• Insulation is an abrasion, moisture, heat, and sunlight resistant black cross-linked  polyethylene (XLP).
 Specification:
• Conductors shall be UL-listed Type RHH or RHW-2 or USE-2, suitable for operation at 600 volts or less in wet or dry locations, including direct burial in the earth.
• Conductors shall be annealed copper, cross-linked polyethylene (XLP) insulated,
as manufactured by Southwire Company or approved equal.

Parameter:

Conductor

Insulation thickness
(mils)

Norminal O.D.
(mils)

Allowable ampacities

size
(AWG or Kcmil)

number
of srands

60℃

75℃

90℃

14

7

45

160

15

15

15

12

7

45

177

20

20

20

1/0

19

80

523

125

150

170

2/0

19

80

567

145

175

195

250

37

95

751

215

255

290

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