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MCBs Type D curve

D Tripping Curve (Characteristic)

  • Ref. BS7671 Apx 3 Fig. 3A6
  • Circuit-Breakers to EN60898-1
  • Energy limiting class 1 or 3 does not apply to D curve MCBs

Note: Doepke D curve MCBs ref DLS6 iD
≤ 40A are rated Icn < 10 kA, 400 Volt AC.
> 40A are rated Icn < 6 kA, 400 Volt AC.

MCB selection and application MCBs accessories Technical data Download this page - pdf

Selection criteria: Poles, Characteristic(curve), Current rating, Breaking capacity.

Ordering reference: see below:

Product Standard: EN60898-1
Approvals: VDE

    1 pole  <400V AC      "D" Icn = 10kA/Ics = 7.5kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                      Reference
 
      1            1          4                              DLS6-ID4/1
      1            1          6                              DLS6-ID6/1
      1            1         10                             DLS6-ID10/1
      1            1         16                             DLS6-ID16/1
      1            1         20                             DLS6-ID20/1
      1            1         25                             DLS6-ID25/1
      1            1         32                             DLS6-ID32/1
      1            1         40                             DLS6-ID40/1

    2 pole  <400V AC      "D" Icn = 10kA/Ics = 7.5kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                  Reference
 
      2            2          4                              DLS6-ID4/2	
      2            2          6                              DLS6-ID6/2
      2            2         10                             DLS6-ID10/2
      2            2         16                             DLS6-ID16/2
      2            2         20                             DLS6-ID20/2
      2            2         25                             DLS6-ID25/2
      2            2         32                             DLS6-ID32/2
      2            2         40                             DLS6-ID40/2

    1 pole  <400V AC      "D" Icn = 6kA/Ics = 6kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                      Reference
 
      1            1         50                             DLS6-ID50/1
      1            1         63                             DLS6-ID63/1

    2 pole  <400V AC      "D" Icn = 6kA/Ics = 6kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                  Reference
 
      2            2         50                             DLS6-ID50/2
      2            2         63                             DLS6-ID63/2

    3 pole  <400V AC      "D" Icn = 10kA/Ics = 7.5kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                  Reference
 
      3            3          4                              DLS6-ID4/3	
      3            3          6                              DLS6-ID6/3
      3            3         10                             DLS6-ID10/3
      3            3         16                             DLS6-ID16/3
      3            3         20                             DLS6-ID20/3
      3            3         25                             DLS6-ID25/3
      3            3         32                             DLS6-ID32/3
      3            3         40                             DLS6-ID40/3      

    4 pole  <400V AC      "D" Icn = 10kA/Ics = 7.5kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                  Reference
 
      4            4          4                              DLS6-ID4/4	
      4            4          6                              DLS6-ID6/4
      4            4         10                             DLS6-ID10/4
      4            4         16                             DLS6-ID16/4
      4            4         20                             DLS6-ID20/4
      4            4         25                             DLS6-ID25/4
      4            4         32                             DLS6-ID32/4
      4            4         40                             DLS6-ID40/4      

    3 pole  <400V AC      "D" Icn = 6kA/Ics = 6kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                      Reference
 
      3            3         50                             DLS6-ID50/3
      3            3         63                             DLS6-ID63/3

    4 pole  <400V AC      "D" Icn = 6kA/Ics = 6kA
Time/Current characteristic: D (curve) 
 Modules     Poles       Amps                                  Reference
 
      4            4         50                             DLS6-ID50/4
      4            4         63                             DLS6-ID63/4