Schneider Electric Class 615 dimensions Replaces 0615CT9901 dated 03/1999

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Square D Company	Schneider Canada Inc.
3700 Sixth St. SW	19 Waterman Avenue,
Cedar Rapids, IA 52404	M4B 1 Y2
1-888-SquareD	Toronto, Ontario
(1-888-778-2733)	1-800-565-6699	Catalog No. 0615CT9901R4/03 10/2003 © 1997–2003 Schneider Electric All Rights Reserved
www.SquareD.com	www.schneider-electric.ca	Replaces 0615CT9901 dated 03/1999.

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Contents Compact NSF and NSJ Page Table of Contents Compact Circuit Breaker Line Rated Current aCompact Interrupting Rating at 480General Characteristics Compliance with StandardsInstallation Class Switchboards Longer Service Life of Electrical InstallationsCircuit Breakers Ratings and Interrupting RatingsUL 489 Listed Ratings IEC 947-2 and EN 60947-2 RatingsUltimate Breaking Capacity Icu Compact Circuit Breakers NSJ400 NSJ600 Rated VoltageKA rms Trip Units Trip Units for Compact NSF150 and NSF250 Circuit BreakersProtection Against overload 1 with a fixed thermal protectionTrip Units Trip Units for Compact NSJ400 and NSJ600 Circuit BreakersSTR53UP Protection Unit or other accessories Setting ExampleWith trip unit STR23SP where Io = 0.5 and Ir = 0.8? IndicationsOverload Indications %Ir Fault Indications Electronic Trip Unit STR53UPProtection Self-monitoringOptions for Electronic TripMini Test Kit and Hand-held Test Kit Electronic Trip Unit Test KitsPortable Test Kit Full-function Switches UL 1087 Listed RatingsIEC 947-3 Ratings NSF150A NSF250AShort-circuit Withstand Current NSJ400A NSJ600AUL 489 Recognized Component Motor Circuit ProtectorsNSF150HC NSF250HC NSJ400HC NSJ600HC Mounting Configurations Fixed MountingConnections PLUG-IN MountingParts of a Plug-in Configuration Drawout MountingMounting Horizontally or verticallyAccessories Connection of AuxiliariesConnections Front ConnectionConnection to Cables Copper or Aluminum CableRear Connection Connection to BarsPlug-in Mounting Drawout Compact Circuit Breake r NSF150/250 NSJ400/600Location AccessoriesPlug-in and Drawout Mounting Automatic Secondary Disconnecting Blocks Auxiliary and Alarm Switches UL 489 and CSA C22.2 No .1 Ratings Electrical RatingsIEC 947 Ratings Shunt Trip and Undervoltage Trip Undervoltage tripShunt trip MX OperationMotor Operator ApplicationsAutomatic Manual OperationAccessories for CharacteristicsNSJ400/600 Keylock for locking in OFF positionRotary Operating Handles Directly MountedDoor Mounted Cable Operating Handle Flange-mountedHandle Cable OperatingLocking Systems Locking In the Off PositionInterlocking Accessories Interlocking of Circuit Breakers with Toggle ControlInterlocking of Circuit Breakers With Rotary HandlesUse Toggle Boot FRONT-PANEL EscutcheonsFor Fixed or Plug- in Mounting Front-panel Escutcheons for ToggleSealing Accessory For Drawout MountingIdentification Toggle CollarsDimensions DimensionsFixed Mounted Mounting on BackplateFront-panel Cutouts With Toggle Boot With Escutcheon C20 C21H53 H54 R12 R13PLUG-IN and Drawout Mounting Dimensions Plug-in On BaseDrawout On Chassis See Fixed-mounted Installation Mounting Through a Backplate Plug-in BaseOn Rails Plug-in Base or Chassis Front-panel Cutouts Plug-in MountingK11 K12 K13 K20 K21 C11 C17 G10 G11 G12 G13 G20 G21 H16 H17 H18 H19L10 P12 P44 Dimension Table Motor OperatorsFront-panel Cutouts C22 C23 H20 H21 H22 H23 L11 L12 P32 P33 P45 R14Compact NSF CABLE-OPERATING HandlesCompact NSJ Dimensions ROTARY-OPERATING HandlesFront-panel Cutout Drawout Mounting C11 C17 C22 C23 G36 G37 G38 G39 H10 H20 H23 H24 H25 H26 K14 K15 L11 L12 L13 L14 L15 P34P35 P36 P37 P38 P40 P42 P43 P44 R14 R15 ØT6 ØT7Extended Escutcheons For Toggle Front AccessoriesFront-panel Escutcheons Interlocking Systems L16 L17 R19Connection Dimensions Plug-in or Drawout Mounting G33 G35 P22 P23Manually-operated Circuit Breaker Wiring DiagramsMotor-operated Circuit Breaker OFF Supplementary Technical Information Trip Units for Compact NSF150-NSF250 Circuit BreakersTM50DP TM90DP Example Effect of High Temperatures45 C 50 C 55 C 60 C 65 C 70 C Trip Units for Compact NSJ400-NSJ600 Circuit Breakers STR53UPReflex Tripping KA RMSMaximum Peak Let-through Current Amperes LET-THROUGH Curves AT 480Maximum Let- through I2t Amperes2 Seconds LET-THROUGH Curves AT 600 SecondsCURRENT-LIMITING Curves AT 380/415 Maximum * LetCURRENT-LIMITING Curves AT 690 UL 489 Test Procedure Standard SpecificationsTemperature CalibrationOverload EnduranceAccessories DielectricOptional Tests Tests OnIEC 947-2 Test Procedure Two Categories of Devices Breaking CapacityIsolation FunctionTest Sequences Sequence Category of Devices TestsRoutine and Maintenance Guidelines Insulation Resistance Tests Page Replaces 0615CT9901 dated 03/1999

Replaces 0615CT9901 dated 03/1999.