lugs
UL MCCB UTS250 Rating-Specific Lug Binding Screw Dualization
This article is made to address the misunderstanding about the length of the set screws for the lugs within the UTS250 MCCBs. Lug binding screw rating dualization: If the UTS250 breaker is rated for 150-175A the length of the lug will be 16.6mm If ...
MCCB Terminal Options: Lug vs. Bolt Connections
MCCB Terminal Options: Lug vs. Bolt Connections For our MCCB product line, we offer customers the flexibility to choose between lugs or bolts for the terminals on both the line and load sides of the breaker. To help visualize the difference, below ...
Explanation of Outer CT (G/F) and Communication Options in LS MCCBs
Outer CT (G/F) Option The “Outer CT (G/F)” option refers to earth leakage protection, not ground fault protection. While it may look similar, it's specifically designed to detect earth leakage current through an external CT connected to the OCR. ...
MCCB OCR ERMS and Remote Reset
ERMS and Remote Reset on 800/1200A MCCB OCR share the same terminals which are R11/R22 as below. If your MCCB was G/E/C/X type which fall into Remote Reset, R11/R22 terminals are for Remote Reset. If your MCCB was I/T/Q/R type which fall into ERMS, ...
AL100TE-L and AL100TE Lug Spec and data
The difference between AX (auxiliary) and AL (alarm) accessories for MCCBs and MCBs
An alarm switch, designed AL, is used to send a signal that shows whether or not the MCCB or MCB was tripped based upon an electrical fault. It will not operate or close if the MCCB or MCB is operated manually. An auxiliary switch, designed AX, is ...
Magnetic Contactor Busbar accessory
Magnetic Contactor (MC) Busbar item # shown below. These are not stocked in US. Reach out to LSEA Customer Care for lead time.
Smart MCCB Trip Units: MODBUS Mapping
Instructions and examples for setting up the smart MCCB electronic trip unit (ETU) address via MODBUS protocol.
MC and MCCB are not compliant to IEC 60335-2-40
LS Electric Magnetic Contactor "MC" and Molded Case Circuit Breaker "MCCB" are not compliant to IEC 60335-2-40. This applies to Flame Arrest -protected components used in refrigeration and air conditioning equipment employing A2L refrigerents. LS ...
MCCB Bus Bar
We have MCCB Bus Bar for the following breakers: UTE100, UTS150, UTS250, UTS400, UTS600 frame size. Can refer to the attached, below; Instruction Manual showing installation and part number.
MCCB Bus Strap Kit
Bus Strap Kit allow for connecting to Bus Network. There is specific kit for each MCCB listed in the TABLE below. Further down in this article are the associated Instruction Manuals. Attached is Instruction Manuals. LSE Applications Team
Susol MCCB Power Loss Data
See attached document for heat loss (watts) for the Susol (UL) MCCB line.
UL Certification: Ensuring Safety in MCCBs – A Look at the UTS Series
Introduction: Underwriters Laboratories (UL) certification represents a critical seal of approval for electrical safety and reliability in devices like Molded Case Circuit Breakers (MCCBs). The UTS series MCCBs come with this prestigious ...
Differences between LI and LSI types of electronic trip units:
Protection Offered: LI (Long-Time and Instantaneous): This type of trip unit offers two types of protection—long-time delay and instantaneous protection. The long-time delay protection is usually adjustable and protects against overloads that can ...
Lockout Tagout Accessory for MCCBs
A lockout tagout (padlocking device) accessory is available for UTE100 thru UTS1200 MCCBs which allows the device handle to be locked in the OFF position. This is useful when servicing electrical equipment where multiple personnel must lock the MCCB ...
ETS23 LIG Trip Unit Dial Settings
The ETS23 LIG electronic trip unit is available for UTS150 and UTS250 molded case circuit breakers. There are only a few adjustment dials on this trip unit. Refer to the tables below for the long time and instantaneous values. Note: The instantaneous ...
Mechanical Interlock Drawings
Attached are the mechanical interlock drawings for use with the Susol UL MCCB. MIT13e: for UTE100 MIT23: for UTS150/UTS250 MIT33: for UTS400/UTS600 MIT53: UTS800/UTS1200
Control Wire Terminal (CWT) Kits for MCCBs
Item Code Description 62671175002 Control wire terminal for UTE100, below 40amps 62671175001 Control wire terminal for UTE100, above 50amps 62671172004 Control wire terminal for UTS150 62671172005 Control wire terminal for UTS250 62671173001 Control ...
Wire range and torque specs for lug type contactors
Below is the allowable wire range for lug type contactors and lug kits.
MCCB - UTS800-UTS1200 2D/3D Drawings
Follow the link below for access to UTS800 and UTS1200 2D and 3D CAD files. We know these are sought after for reference so in an effort to make access to them easier we have enclosed a link to the files. Check out our knowledge base for other CAD ...
MCCB - UTS400 + UTS600 2D/3D CAD DRAWINGS
Follow the link below for access to UTS400 and UTS600 2D and 3D CAD files. We know these are sought after for reference so in an effort to make access to them easier we have enclosed a link to the files. Check out our knowledge base for other CAD ...
MCCB - UTS150 2D/3D Drawings
Follow the link below for access to UTS150 2D and 3D CAD files. We know these are sought after for reference so in an effort to make access to them easier we have enclosed a link to the files. Check out our knowledge base for other CAD files as ...
MCCB - 2D/3D UTE100 CAD Files
Follow the link below for access to UTE100 2D and 3D CAD files. We know these are sought after for reference so in an effort to make access to them easier we have enclosed a link to the files. Check out our knowledge base for other CAD files as ...
REH Type Shaft width for MCCB rotary handles
See the below measurements for MCCB rotary shaft widths. This document is meant to eliminate confusion and help match the correct shaft to handle and breaker combination. Note that this documents refers strictly to REH type shafts. EHU type shafts ...
EHU Type Shaft width for MCCB rotary handles
See the below measurements for MCCB rotary shaft widths. This document is meant to eliminate confusion and help match the correct shaft to handle and breaker combination. Note that this documents refers strictly to EHU type shafts. REH type shafts ...
An Introduction to MCCB Insulation Barriers
Insulation barriers are a great accessory for your MCCB. There are a variety of choices available depending on your terminal type. Below is a brief description of each.
MCCB Insulation Barrier Part Numbers
We know how important insulation barriers are to your products so we have put them all in one location for your reference. Item Number: 83261175009 For Frame Size: UTE100 Item code: 83261172026 For Frame Sizes: UTS150-U250/TD100-TS250 Item code: ...
MCCB Handle Selection Guide (Updated)
The attached spreadsheet provides information concerning which Disconnect Handles fit which breakers from the UTE100 to the UTS1200. It also includes links to installation manuals, 2D Drawings, and 3D Drawings.
UTS Breaker Communication Protocol
On UTS frame breakers there are two different designations. G: Communication (X) and C: Communication (O). G does not have a communication function C means there is communication X = no O = yes
What handles work on 2 pole MCCBs?
The UTE100 2P frame is physically different than the 3P frame. Therefore, you must use a 2P compatible handle set. As far as rotary types, the REH-0C and EHU-0C will work. Additionally, for flange type, either the COM-0 or VDM-0 is compatible. See ...
How many lugs come in an MCCB lug kit?
This varies by frame size. See below table. Item Code Description QTY in kit MCCB Frame 70821175005 LUG ASS'Y,AL100TE 3P,UTE100,SET Mechanical Lug kit (30 PCS) UTE100 70821172021 LUG ASS'Y,AL150TS 3P,UTS150,SET Mechanical Lug kit (30 PCS) UTS150 ...
MCCB Altitude derate
Altitude Derating Altitude 6560 ft 2000m 9840 ft 3000m 13120 ft 4000m 16400 ft 5000m Max. operational voltage 100% 88% 78% 68% Average current at 40C 100% 96% 93% 90%
MCCB AX Specifications
The Susol MCCBs have the option of an "AX" auxiliary contact. This indicates the position of the circuit breaker contacts(Open/Closed). The auxiliary switch is used for applications requiring a remote “ON” and “OFF” indication. Each switch contains ...
How do I order the "AUX" handle for an MCCB?
The Susol MCCB line has a variety of handle types available. Larger frame circuit breakers include the below circled "AUX" handle in the packaging. This assists in turning larger breakers OFF and ON without installing a flange or rotary handle kit. ...
UTE100 2p flange handle use?
Yes, the COM units for UTE100 will work. Please refer to the parts below
Does polarity matter when running DC on Susol MCCBs?
No, the circuit breaker is not polarity sensitive. Referring to the below diagrams from the MCCB catalog; it may be assumed that the positive (+) line always goes into the top left of the MCCB while the negative (-) is landed on the top right for a ...
True 2p breaker in MCCB lineup is only offered on UTE 100
UTE100 is the only mccb that has a "true" 2 pole breaker. For UTS150, 3p mccb structure is use for the 2p configuration as well.
MCCB in high frequencies (400hz) application
LS Electric MCCBs are suitable for use at 400hz. Due to higher frequency, the breakers are required to be derated as the increased resistance of the copper sections resulting from the skin effect produced by eddy currents at 400hz. This is an image ...
Mounting Holes and Hardware for Susol MCCBS
Refer to the below drawings for assistance tapping the mounting holes for the UTE100, UTS150, UTS250, UTS400, UTS600, UTS800, and UTS1200 MCCBs. Screw thread size and length are underlined. UTE100 2 QTY - SCREW,(+)PH,No .6-32UNC,L70,SWCH,Ep-Fe/Zn ...
Difference between PHL0 (56771175303) and PHL0 Off (56771175305)
If pad lock is installed on UTE100, it is as the picture above. The picture shown is in the locked state when off. If you put it in the hole and lock it, it will be locked in the On position. That is, if there is a hole, it can be locked on and off. ...
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