HDL26020 SQUARE D, HDL26020 Datasheet - Page 3

• Manufacturer Part Number: HDL26020
• Description: CIRCUIT BREAKER, THERMAL MAG, 2P, 20A
• Manufacturer: SQUARE D
• Series: PowerPactr

Specifications of HDL26020

• Actuator Style: Toggle
• No. Of Poles: 2
• Current Rating: 20A
• Voltage Rating Vdc: 250V
• Voltage Rating Vac: 600V
• Mounting Type: DIN Rail
• Terminals: Lug
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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All Rights Reserved
SECTION 1: GENERAL INFORMATION
SECTION 2: MOUNTING AND CONNECTIONS
Introduction ......................................................................................................................................5
Features and Benefits ......................................................................................................................5
Internal Operating Mechanism .........................................................................................................6
Flexible Configurations ....................................................................................................................7
Codes and Standards ....................................................................................................................10
Suitable for Isolation (Positive Contact Indication) ........................................................................11
Molded Case Circuit Breakers .......................................................................................................11
Electronic Motor Circuit Protectors (AC Only) ...............................................................................20
Automatic Molded Case Switches .................................................................................................24
Unit-Mount Circuit Breakers ...........................................................................................................26
Common Design Envelope ........................................................................................................5
High Ampere Interrupting Ratings (AIR) ....................................................................................5
Dual-Break Rotating Contacts ....................................................................................................6
Reduced Let-Through Currents .................................................................................................6
Handle Position Indication ..........................................................................................................6
Field Installable Accessories and Trip Units ..............................................................................7
Catalog Numbering ....................................................................................................................8
Trip System (Trip Units) .............................................................................................................9
100% Rated ...............................................................................................................................9
H-Frame Trip Units .....................................................................................................................9
J-Frame Trip Units ...................................................................................................................10
Special Ratings ........................................................................................................................10
Circuit Breaker Ratings ............................................................................................................11
Marine Ratings .........................................................................................................................12
400 Hz Derating .......................................................................................................................12
Reverse Feeding of Circuit Breakers .......................................................................................12
Now UL Listed as Current Limiting ...........................................................................................13
Operating Conditions ...............................................................................................................13
Unit-Mount Circuit Breaker Catalog Numbers ..........................................................................15
I-Line Circuit Breaker Catalog Numbers ..................................................................................17
UL 489 SC Listed 500 Vdc Circuit Breakers ............................................................................20
Full Load Amp Settings ............................................................................................................21
Automatic Protection Settings ..................................................................................................21
Manual Protection Settings ......................................................................................................21
Mounting ..................................................................................................................................26
Mechanical Lugs ......................................................................................................................27
Bus-Bar Connections ...............................................................................................................28
Voltage Takeoff (Control Wire Terminals) for Mechanical Lugs and Terminal Nuts ................28
Power Distribution Connectors .................................................................................................29
Compression Lugs ...................................................................................................................30
Terminal Shields ......................................................................................................................30
Rear Connections ....................................................................................................................31
UL Marine Listed Circuit Breakers (UL489SA) ................................................................... 12
UL Naval Listed Circuit Breakers (UL 489 SB)................................................................... 12
American Bureau of Shipping (ABS) .................................................................................. 12
Temperature ....................................................................................................................... 13
Altitude ............................................................................................................................... 13
Tropicalization .................................................................................................................... 13
Vibration ............................................................................................................................. 13
Circuit Breaker Endurance ................................................................................................. 14
Corner Grounded Delta Ratings (1Ø-3Ø)........................................................................... 14
Environment ....................................................................................................................... 14
PowerPact
...................................................................................5
®
H- and J-Frame Circuit Breakers
....................................................................26
Table of Contents
06/2010
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