Leach - Definitions and Abbreviations Page


Understanding Spec Match Product Descriptions

Every product or part has a one line product description. This product
description is divided into 5 separate words formatted in the following
manner:

word1    word2   word3  word4  word5
  |        |       |      |      |
SERIES  CATEGORY  FORM   LOAD   COIL

Abbreviations

There are many abbreviations used in the product descriptions.
The following table will help understand them.
1PDT       1 Pole Double Throw
1PST       1 Pole Single Throw
2PDT       1 Pole Double Throw
2PDT-CO    2 Pole Double Throw - Center Off
3PDT       3 Pole Double Throw
3PDT-CO    3 Pole Double Throw - Center Off
3PST       3 Pole Single Throw
4PDT       4 Pole Double Throw
6PDT       6 Pole Double Throw
6PST       6 Pole Single Throw
AC         Alternating Current
AC_DC      Alternating Current and/or Direct Current
ADJ        ADJustable
AUX        AUXiliary contact(s)
DB         Double Break
DC         Direct Current
DEG        DEGree
DM         Double Make
DPDT       Double Pole Double Throw
DPST       Double Pole Single Throw
NC         Normally Closed
NO         Normally Open
PCB        Printed Circuit Board
SSO        Solid State Output
SSPC       Solid State Power Controller