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Meltric 31-38173-K07-972 DR50 high ampacity inlet, 50A 250VAC 3-pole plus ground (3P+G), polymer blue housing, size 3, Type 3R rated for outdoor rain and sleet protection. Designed for heavy-duty high-current power connection applications requiring robust performance.
MODEL 31-38173-K07-972
$191.10 Each
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Returnable: Yes
Accessory Size
3
Aux Condenser Strip Length
5/8 IN OR 16 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
Aux Term Wire Cap Min
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
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
Phase Condenser Strip Length
7/8 IN OR 22 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
54
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
Pin and Sleeve Receptacles The Meltric 31-38173-K07-972 DR50 Inlet is a robust electrical connector designed for industrial applications requiring high safety and reliability. This pin and sleeve receptacle features a polycarbonate body and is engineered to handle heavy-duty connections. With a rating of 50A at 250 VAC and a frequency of 60 Hz, it is ideal for powering a variety of industrial equipment while ensuring safe operation under full load. ## Key Features • **Electrical Rating**: 50A, 250VAC, 60Hz - Suitable for high-amperage applications, ensuring stable power delivery to equipment. • **Type 3R Enclosure**: Offers protection against rain, sleet, and other environmental factors, making it suitable for outdoor use. • **3P+G Configuration**: Features three power poles plus a ground, ensuring safe and efficient electrical connections. • **Polycarbonate Construction**: Durable and resistant to impact, chemicals, and UV exposure, enhancing longevity in harsh environments. • **Auxiliary Contacts**: Provides two additional auxiliary circuits for control or monitoring, enhancing versatility in application. ## Applications • **Industrial Equipment**: Perfect for connecting heavy machinery, motors, and generators, particularly in manufacturing and construction settings. • **Outdoor Installations**: Designed for use in locations exposed to moisture and varying weather conditions, ensuring reliable performance. • **Utility Services**: Ideal for power distribution systems and temporary power setups, ensuring safety and compliance in various environments. ## Benefits • **Enhanced Safety**: Switch-rated design allows for safe connection and disconnection under load, reducing the risk of electrical hazards. • **Durability**: Built with high-quality materials to withstand rigorous use, ensuring long-term reliability and minimal maintenance. • **Convenience**: User-friendly design simplifies the connection process, allowing quick setup and minimizing downtime in operational scenarios. --- *Product information compiled with AI assistance for reference purposes.*
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