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IEC-60309 (IEC309) North American Plugs and Connectors Reference Chart
Home > Reference Center > IEC60309 North American Plugs and Connectors

Information courtesy Ericson Manufacturing Company

IEC 309 Numbering System for Receptacles, Plugs, Connectors and Inlets
3 20 P 3 W
Wires Amperage Rating Device Type CEEtyp Clockface Position Environmental Classification
3
4
5
7		 20
30
60
100		 P = Plug
C = Connector
R = Receptacle
RA = Receptacle (Angled)
B = Inlet
BA = Inlet (Angled)		 Clock position of female grounding contact W = Watertight (IP67)
S = Splashproof (IP44)
E = Economy Splashproof


Plug:
Inlet:
Connector:
Receptacle:


Amps Poles & Wires Pin Configuration
Receptacle | Plug		 Voltage & Color Coding Plug | Inlet Number Connector | Receptacle Number
20
2 Pole
3 Wire
250VDC
320P3
320C3
320B3
320R3
20
2 Pole
3 Wire
125
20
2 Pole
3 Wire
250
20
2 Pole
3 Wire
480
20
2 Pole
3 Wire
277
320P5
320C5
320B5
320R5
20
3 Pole
4 Wire
125/250
20
3 Pole
4 Wire
3Ø 250
20
3 Pole
4 Wire
3Ø 480
20
3 Pole
4 Wire
3Ø 600
20
4 Pole
5 Wire
3Ø Y 120/208
20
4 Pole
5 Wire
3Ø Y 277/480
20
4 Pole
5 Wire
3Ø Y 347/600


Amps Poles & Wires Pin Configuration
Receptacle | Plug		 Voltage & Color Coding Plug | Inlet Number Connector | Receptacle Number
30
2 Pole
3 Wire
250VDC
330P3
330C3
330B3
330R3
30
2 Pole
3 Wire
125
30
2 Pole
3 Wire
250
30
2 Pole
3 Wire
480
30
2 Pole
3 Wire
277
330P5
330C5
330B5
330R5
30
3 Pole
4 Wire
125/250
30
3 Pole
4 Wire
3Ø 250
30
3 Pole
4 Wire
3Ø 480
30
3 Pole
4 Wire
3Ø 600
30
4 Pole
5 Wire
50-600 400Hz
530P2
530C2
530B2
530R2
30
4 Pole
5 Wire
3Ø Y 120/208
30
4 Pole
5 Wire
3Ø Y 277/480
30
4 Pole
5 Wire
3Ø Y 347/600


Amps Poles & Wires Pin Configuration
Receptacle | Plug		 Voltage& Color Coding Plug | Inlet Number Connector | Receptacle Number
60
2 Pole
3 Wire
250VDC
360P3
360C3
360B3
360R3
60
2 Pole
3 Wire
125
60
2 Pole
3 Wire
250
60
2 Pole
3 Wire
480
60
2 Pole
3 Wire
277
360P5
360C5
360B5
360R5
60
3 Pole
4 Wire
125/250
60
3 Pole
4 Wire
3Ø 250
60
3 Pole
4 Wire
3Ø 480
60
3 Pole
4 Wire
3Ø 600
60
4 Pole
5 Wire
3Ø Y 120/208
60
4 Pole
5 Wire
3Ø Y 277/480
60
4 Pole
5 Wire
3Ø Y 347/600


Amps Poles & Wires Pin Configuration
Receptacle | Plug		 Voltage & Color Coding Plug | Inlet Number Connector | Receptacle Number
100
2 Pole
3 Wire
250VDC
3100P3
3100C3
3100B3
3100R3
100
2 Pole
3 Wire
125
100
2 Pole
3 Wire
250
100
2 Pole
3 Wire
480
100
2 Pole
3 Wire
277
3100P5
3100C5
3100B5
3100R5
100
3 Pole
4 Wire
125/250
100
3 Pole
4 Wire
3Ø 250
100
3 Pole
4 Wire
3Ø 480
100
3 Pole
4 Wire
3Ø 600
100
4 Pole
5 Wire
3Ø Y 120/208
100
4 Pole
5 Wire
3Ø Y 277/480
100
4 Pole
5 Wire
3Ø Y 347/600