Motor Control, NEMA

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Definite Purpose Contactors

Introduction Standards Compliance and Certifications Catalog Number Explanation Quick Selection Table Product Selection
Accessories Modifications Specifications Approximate Dimensions
Your order must include: 1) complete cat. no. of selected contactor, and 2) auxiliary contacts, if required.

Catalog Number Explanation

400 DP40    N    A    3 K
      a    b    c    d    e

a    b    c    d
Current Rating Enclosure Code Nominal Coil Voltage Number of Poles
Code Full Load Amps [A] Code Enclosure Code 50/60 Hz Frequency Code Description
DP25 20/25 N No enclosure/no exceptions J 24 1 1 pole
DP30 30   D 120 2 2 poles
DP40 40 A 208/240 3 3 poles
DP50 50 F 277 4 4 poles
DP60 60 LF 347  
DP75 75 B 480
DP90 90  

e    e (cont'd)
Modifications Modifications
Code Description 3-Pole — 20/25, 30, and 40 A only (SER A)
B Box lug with DP25 or DP30 in 2nd position Code Description
D 400-DRA factory attached to DP (20/25…40 A) AB1 Auxiliary contact – 1 N.O./1 N.C. with Quick Connect
E 2 poles with 3-pole base A1 Auxiliary contact – SPDT with QC
K #6-32 screw coil terminal with DP25, DP30, or DP40 in 2nd position A2 Auxiliary contact – 2 SPDT with QC
R Ring terminal for DP40…DP90 3-Pole — 50…90 A only
S #10-32 SEMS terminal Code Description
T Coil terminals down AB Auxiliary contact – 1 N.O./1 N.C. with QC
U Coil terminals on load side (T1/2, T2/4, T3/6) without quick connect line/load terminals A Auxiliary contact – SPDT with QC
X Without quick connect terminals on line and load 4-Pole — 20/25, 30, and 40 A only (SER A)
  Code Description
AB4 Auxiliary contact – 1 N.O./1 N.C. with QC
A4 Auxiliary contact – SPDT with QC
3- and 4-Pole (SER B) — 20/25, 30, and 40 A only
Code Description
AB5 Auxiliary contact – 1 N.O./1 N.C. with QC
A5 Auxiliary contact – SPDT with QC
AA5 Auxiliary contact – 2 SPDT with QC