Leviton 520MI7W IEC Pin & Sleeve Mechanical Interlock
Current Interrupting: Certified for current interrupting at full rated current
Dielectric Voltage: 1000 V plus rated voltage for 1-minute
Endurance: 6,000 cycles inductive motor type load
Phase: 3-Phase WYE
Pole: 4
Voltage: 277/480 VAC
Wire: 5
Flammability: Rated V-0 per UL 94
Gasket Aging: 70C for 168 hours
Hosedown: Type 4X per UL 50
IP Rating: IP67/IP69K
Operating Temperature: -40¡C to 60¡C
Rain: Type 3R per UL 50
UV Resistance: Exposed plastic materials are UV stabilized
Conduit Grounding Plate: Zinc-Coated Steel
Contact Carrier: Nylon
Cover Eyelet: Nickel-Plated Brass
Cover Locking Mechanism: Valox 357
Cover with Arm: Valox 357
Gasket Material: Chloroprene
Ground Contacts: Brass
Current Interrupting: Certified for current interrupting at full rated current
Dielectric Voltage: 1000 V plus rated voltage for 1-minute
Endurance: 6,000 cycles inductive motor type load
Phase: 3-Phase WYE
Pole: 4
Voltage: 277/480 VAC
Wire: 5
Flammability: Rated V-0 per UL 94
Gasket Aging: 70C for 168 hours
Hosedown: Type 4X per UL 50
IP Rating: IP67/IP69K
Operating Temperature: -40¡C to 60¡C
Rain: Type 3R per UL 50
UV Resistance: Exposed plastic materials are UV stabilized
Conduit Grounding Plate: Zinc-Coated Steel
Contact Carrier: Nylon
Cover Eyelet: Nickel-Plated Brass
Cover Locking Mechanism: Valox 357
Cover with Arm: Valox 357
Gasket Material: Chloroprene
Ground Contacts: Brass
IEC Pin & Sleeve Mechanical Interlock
20 Amp, 277/480 Volt 3PY, IEC 309-1 & 309-2, 4P, 5W, Mechanical Interlock North American Pin & Sleeve Receptacle, Hub Sold Separately (See Leviton Cat Number HUB-xxx), Industrial Grade, IP67, Watertight, Non-Fused - RED
AC Horsepower Ratings
At Rated Voltage: 20 HPElectrical Specifications
Amperage: 20 ACurrent Interrupting: Certified for current interrupting at full rated current
Dielectric Voltage: 1000 V plus rated voltage for 1-minute
Endurance: 6,000 cycles inductive motor type load
Phase: 3-Phase WYE
Pole: 4
Voltage: 277/480 VAC
Wire: 5
Environmental Specifications
Dust: Type 12K per UL 50Flammability: Rated V-0 per UL 94
Gasket Aging: 70C for 168 hours
Hosedown: Type 4X per UL 50
IP Rating: IP67/IP69K
Operating Temperature: -40¡C to 60¡C
Rain: Type 3R per UL 50
UV Resistance: Exposed plastic materials are UV stabilized
Material Specifications
Actuator Material: Zinc-Coated SteelConduit Grounding Plate: Zinc-Coated Steel
Contact Carrier: Nylon
Cover Eyelet: Nickel-Plated Brass
Cover Locking Mechanism: Valox 357
Cover with Arm: Valox 357
Gasket Material: Chloroprene
Ground Contacts: Brass
Handle Material: Valox 357
Housing Material: Valox 357
Housing Screws: Stainless Steel
Internal Screws: Zinc-plated steel
Locking Ring: Valox 357
Phase and Ground Sleeves: Brass
Switch Contacts: Cadmium-Free Silver Alloy
Switch Material: Reinforced Nylon
Switch Terminal Contacts: Brass
Crush Test: 100 lbs
Impact: 1.2 lb ball dropped from 5 ft
Mold Stress Relief: 70¼C for 7 hours
Pullout: 18 lb pull on internal wires
Strength of Insulating Base and Support: 110% of specified tightening torque on terminal screws
Configuration: North American
Device Type: Mechanical Interlock
Series: Standard Series
CSA: C22.2
IEC Rating: 60309-1 and 60309-2
UL: 231 & 1686
UL 508: Non-Fused
Warranty: 2-Year Limited
Housing Material: Valox 357
Housing Screws: Stainless Steel
Internal Screws: Zinc-plated steel
Locking Ring: Valox 357
Phase and Ground Sleeves: Brass
Switch Contacts: Cadmium-Free Silver Alloy
Switch Material: Reinforced Nylon
Switch Terminal Contacts: Brass
Mechanical Specifications
Cold Impact: Same as above, after conditioning to -35CCrush Test: 100 lbs
Impact: 1.2 lb ball dropped from 5 ft
Mold Stress Relief: 70¼C for 7 hours
Pullout: 18 lb pull on internal wires
Strength of Insulating Base and Support: 110% of specified tightening torque on terminal screws
Product Features
Color: RedConfiguration: North American
Device Type: Mechanical Interlock
Series: Standard Series
Standards and Certifications
CE Marking: Per low voltage directives 73/23/EEC, 93/68/EECCSA: C22.2
IEC Rating: 60309-1 and 60309-2
UL: 231 & 1686
UL 508: Non-Fused
Warranty: 2-Year Limited
AC Horsepower Ratings
At Rated Voltage: 20 HPElectrical Specifications
Amperage: 20 ACurrent Interrupting: Certified for current interrupting at full rated current
Dielectric Voltage: 1000 V plus rated voltage for 1-minute
Endurance: 6,000 cycles inductive motor type load
Phase: 3-Phase WYE
Pole: 4
Voltage: 277/480 VAC
Wire: 5
Environmental Specifications
Dust: Type 12K per UL 50Flammability: Rated V-0 per UL 94
Gasket Aging: 70C for 168 hours
Hosedown: Type 4X per UL 50
IP Rating: IP67/IP69K
Operating Temperature: -40¡C to 60¡C
Rain: Type 3R per UL 50
UV Resistance: Exposed plastic materials are UV stabilized
Material Specifications
Actuator Material: Zinc-Coated SteelConduit Grounding Plate: Zinc-Coated Steel
Contact Carrier: Nylon
Cover Eyelet: Nickel-Plated Brass
Cover Locking Mechanism: Valox 357
Cover with Arm: Valox 357
Gasket Material: Chloroprene
Ground Contacts: Brass
Handle Material: Valox 357
Housing Material: Valox 357
Housing Screws: Stainless Steel
Internal Screws: Zinc-plated steel
Locking Ring: Valox 357
Phase and Ground Sleeves: Brass
Switch Contacts: Cadmium-Free Silver Alloy
Switch Material: Reinforced Nylon
Switch Terminal Contacts: Brass
Crush Test: 100 lbs
Impact: 1.2 lb ball dropped from 5 ft
Mold Stress Relief: 70¼C for 7 hours
Pullout: 18 lb pull on internal wires
Strength of Insulating Base and Support: 110% of specified tightening torque on terminal screws
Configuration: North American
Device Type: Mechanical Interlock
Series: Standard Series
CSA: C22.2
IEC Rating: 60309-1 and 60309-2
UL: 231 & 1686
UL 508: Non-Fused
Warranty: 2-Year Limited
Housing Material: Valox 357
Housing Screws: Stainless Steel
Internal Screws: Zinc-plated steel
Locking Ring: Valox 357
Phase and Ground Sleeves: Brass
Switch Contacts: Cadmium-Free Silver Alloy
Switch Material: Reinforced Nylon
Switch Terminal Contacts: Brass
Mechanical Specifications
Cold Impact: Same as above, after conditioning to -35CCrush Test: 100 lbs
Impact: 1.2 lb ball dropped from 5 ft
Mold Stress Relief: 70¼C for 7 hours
Pullout: 18 lb pull on internal wires
Strength of Insulating Base and Support: 110% of specified tightening torque on terminal screws
Product Features
Color: RedConfiguration: North American
Device Type: Mechanical Interlock
Series: Standard Series
Standards and Certifications
CE Marking: Per low voltage directives 73/23/EEC, 93/68/EECCSA: C22.2
IEC Rating: 60309-1 and 60309-2
UL: 231 & 1686
UL 508: Non-Fused
Warranty: 2-Year Limited
