W-C-596 Connector, Electrical, Power, General Specification ForThis specification covers electrical plugs, receptacles, and cable outlets for service from 120 to 600 volts with current ratings up to 60 amperes and a frequency rating of 50/60 hertz. It does not cover devices for use in hazardous locations as defined in the National Electrical Code. Special plugs, receptacles, and cable connectors for 400 Hz and dc applications are also included. Connectors are to be used with copper or copperclad aluminum wire only.

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Inspection

Plug

Receptacle

Cable outlet

Male inlet

Requirement paragraph

Test paragraph

Group I (6 samples) Retention of plugs (UL 498) 1/ Gripping

Terminal strength Current overload Temperature rise

Retention of plugs (UL 498) 1/

Dielectric withstanding voltage

Insulation resistance Isolated ground 2/ Visual and mechanical

x

x x

x

x x x x x x x x x x

x x x x x x x x

x

3.6.1

3.6.2

3.6.3

3.6.4

3.6.5

3.6.1

3.6.6

3.6.7

3.6.8

3.1, 3.4, 3.5,

3.7 and 3.8

4.6.2

4.6.3

4.6.4

4.6.5

4.6.6

4.6.2

4.6.7

4.6.8

4.6.9

4.6.1

Group II (6 samples) Heat resistance (85°C, 2 hours) Mechanical shock

Dielectric withstanding voltage

Insulation resistance

Crushing 1/ Strain relief 1/

Visual and mechanical

x x x x x x x

x x

x

x

x x x x x x x

3.6.9

3.6.10

3.6.6

3.6.7

3.6.11

3.6.12

3.1, 3.4, 3.5,

3.7 and 3.8

4.6.10

4.6.11

4.6.7

4.6.8

4.6.12

4.6.13

4.6.1

Group III (6 samples) Assembly security 3/

Receptacle grounding contact (UL 498) 1/ 4/

Mold stress relief (UL 498) 1/

Salt spray (corrosion) (when specified) Visual and mechanical

x x

x x x x x

x x

3.6.13

3.6.14c

3.6.14f

3.6.16

3.1, 3.4, 3.5,

3.7 and 3.8

4.6.14

4.6.15c

4.6.15f

4.6.17

4.6.1

Group IV (6 samples) Temperature rise

Blade strength

Impact test (UL 498) 1/ Accelerated aging (UL 498) 1/ 5/ Visual and mechanical

x x x x

x x

x

x

x x

x

x

3.6.5

3.6.15

3.6.17

3.6.14d

3.1, 3.4, 3.5,

3.7 and 3.8

4.6.6

4.6.16

4.6.18

4.6.15d

4.6.1

Group V (6 samples)

Crushing (UL 498, hospital grade) (500 pounds) Visual and mechanical

x x

x x

3.6.11

3.1, 3.4, 3.5,

3.7 and 3.8

4.6.12

4.6.1

Group VI (8 samples)  1/ Conditioning (UL 498) (with plug)

Grounding pin retention (method I) (UL 498) Abrupt removal (UL 498)

Grounding pin retention (method I) (UL 498) Line blade retention (UL 498)

Grounding contact temperature (UL 498) Ground contact resistance (UL 498)

Fault current test (UL 498) Visual and mechanical

x x x x x x x x x

3.6.14g

3.6.14e

3.6.14h

3.6.14e

3.6.14i

3.6.14j

3.6.14k

3.6.14l

3.1, 3.4, 3.5,

3.7 and 3.8

4.6.15g

4.6.15e

4.6.15h

4.6.15e

4.6.15i

4.6.15j

4.6.15k

4.6.15l

4.6.1