Meltric 31-34173-K07-972 is a DR50 series high ampacity pin and sleeve receptacle. This polymer (POLY) blue receptacle is rated for 50A, 250VAC, 60 Hz and features a 3-pole plus ground (3P+G) configuration in a Size 3 frame. It carries a Type 3R rating for outdoor use and includes two auxiliary contacts (+2 AUX) for control circuit integration. The DR50 series is designed for robust, high-current industrial power connections.

Accessory Size

3

Aux Condenser Strip Length

1/2 IN OR 13 MM

Aux Contact Max Voltage Rating

600VAC

Aux Pilot Contact Current Rating

1.2A

Aux Term Tightening Torque

15 IN-LBS / 1.7 N-M

Aux Term Type

SCREW

Aux Term Wire Cap Max

14 AWG

CSA List File

155873

CSA List Std 1

C22.2 No. 182.1-13

CSA Listing

cCSAus

Current Interrupting Rating

CURRENT INTERRUPTING

Frequency

60 Hz

Impact Rating

IK09

Keying Position

17

Load Break Abnormal Overload

75 A

Load Break Normal Operation

50 A

Material

POLY

Maximum Operating Temperature-C

60C

Maximum Operating Temperature-F

140F

Minimum Operating Temperature-C

-40C

Minimum Operating Temperature-F

-40F

NEMA Watertightness

3R

Number Of Auxiliary Contacts

+2 AUX

Number of Notch Pos

24

Phase Condenser Strip Length

9/16 IN OR 14 MM

Phase Term Tightening Torque

15 IN-LBS / 1.7 N-M

Phase Term Type

SCREW TERMINAL

Phase Term Wire Cap Max THHN

4 AWG

Phase Term Wire Cap Max Type W

4 AWG

Phase Term Wire Cap Min THHN

14 AWG

Phase Term Wire Cap Min Type W

14 AWG

Primary IP Rating

55

Prod Wire Temperature Rating

60C

Product Color

BLUE

Rated Current

50 A

Rated Voltage

250 VAC

Short Circuit Rating

100 kA - CLOSE & WITHSTAND

Short Circuit Rating Fusing

100 kA 125 A (250%) RK1 NTD

Ul List File

E79796 VOLUME 8 SECTION 3

Ul List Std 1

UL 1682

Ul Listing

UL

Ul508 Pilot Rating

2 @ code A600

Voltage Color Code

ORANGE