Electronic Products

Micrologic® Trip Unit Test Sets

Class 690

Listed below are the catalog numbers and the components required for testing the entire family of Micrologic trip systems. The listing includes obsolete series trip systems.

Micrologic Series B Trip Systems

Identified by label on front of trip unit
(LE/LX/LXI, ME/MX, NE/NX and PE/PX circuit breaker 9/92 to present)
(SE circuit breaker 10/92 to present)

This is the latest series of standard (LX/LXI, MX, NX and PX) and full-function (LE, ME, NE, PE and SE) Micrologic trip systems.

Table 3.73:

Universal Test Set includes the following:

1. Self-test module (CBTMT)

2. Standard and full-function Micrologic Series B module (CBTMB) includes rating plug adapter

3. Power cord

4. Ribbon cable for making the connection from the test set to the rating plug adapter

5. Instruction manual

UTS3

9348.00

For those customers who already own the Universal Test Set and want to test the latest standard and full-function (Series B) trip systems, all that is needed is Micrologic Series B module (CBTMB). Included is the rating plug adapter and instruction manual.

CBTMB

1566.00

Replacement ribbon cable and rating plug adapter for CBTMB

CBTMBRK

418.00

Long-time and ground-fault memory reset module (Series B Electronics)

MTMB

254.00

Micrologic Series 3 and Series A Trip Systems

Identified by two rows of rotary switches
(ME/MX, NE/NX and PE/PX circuit breakers 11/89 to 9/92)
(SE circuit breakers 5/90 to 10/92)

For those customers who already own the Universal Test Set (CBTU1 or UTS3) and want to test these earlier series Micrologic trip systems, see the following chart.

Table 3.74:

Micrologic Series 3 and Series A Circuit Breaker Test Module

Circuit Breaker Test Module

Cat. No.

$ Price

Includes rating plug adapter and instruction manual

CBTM4A

1566.00

Replacement ribbon cable and rating plug adapter for CBTM4A

CBTM4RK

418.00

Micrologic Series 2 Trip Systems

Identified by only one row of rotary switches

Micrologic Series 2 Test Modules are obsolete and no longer available.

Table 3.75:

Micrologic Series 2 Circuit Breaker Test Module

Circuit Breaker Test Modules

Cat. No.

$ Price

SE (5/85-5/90) includes rating plug adapter and instruction pages

CBTM1

Not Available

Replacement ribbon cable and rating plug for CBTM1

CBTM1A

Not Available

ME, PE (4/85-11/89) CBTM2 obsolete, no longer available

CBTM2

Not Available

ME, NE, PE (10/86-11/89) includes rating plug adapter and instruction manual

CBTM3

Not Available

Replacement ribbon cable and rating plug for CBTM3

CBTM3A

Not Available

Table 3.76:

Micrologic Series 1 Trip Systems for Circuit Breakers Manufactured Before Micrologic

ME/PE (8/78-4/85) Identified by slide type switches instead of rotary switches. The very first series ME and PE electronic trip circuit breakers offered by Square D.

Test Set
Not Available

SE (7/83-5/85) The very first series of SE electronic trip circuit breakers had rotary switches and can be identified by a three-digit serial number.

Test Set
Not Available

For trip systems of this type that require testing, contact Technical Services toll free at 1-800-634-2003.


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