RCCB (RCD) Type B NK
Type B residual current
Regulation 531.3.3 Tripping on:
- 50Hz sinusoidal AC
 - Pulsating DC
 - Smooth DC
 - Residual currents ≠ 50 Hz
 
Note: Type B RCDs must not be connected downstream of Type AC, A or F RCDs.
RCD selection and application RCCB accessories Technical data Download this page - pdf
General Non-delay characteristics for final circuits.
            Ordering reference: see below:
		  Product Standard: EN61008-1 & IEC 62423
Approvals: VDE
| 2 pole 230V RCCB (2 & 4 module) | 
| Time/Current characteristic: General Non-delay | 
Modules Poles Amps Sensitivity Reference  | 
      2          2          16           30mA      DFS2-016-2/0.03-BNK
      2          2          16         100mA      DFS2-016-2/0.10-BNK
      2          2          16         300mA      DFS2-016-2/0.30-BNK
      2          2          25           30mA      DFS2-025-2/0.03-BNK
      2          2          25         100mA      DFS2-025-2/0.10-BNK
      2          2          25         300mA      DFS2-025-2/0.30-BNK
      2          2          40           30mA      DFS2-040-2/0.03-BNK
      2          2          40         100mA      DFS2-040-2/0.10-BNK
      2          2          40         300mA      DFS2-040-2/0.30-BNK
      2          2          63           30mA      DFS2-063-2/0.03-BNK
      2          2          63         100mA      DFS2-063-2/0.10-BNK
      2          2          63         300mA      DFS2-063-2/0.30-BNK
      2          2          80           30mA      DFS2-080-2/0.03-BNK
      2          2          80         100mA      DFS2-080-2/0.10-BNK
      2          2          80         300mA      DFS2-080-2/0.30-BNK
      4          2        100           30mA      DFS4-100-2/0.03-BNK
      4          2        100         100mA      DFS4-100-2/0.10-BNK
      4          2        100         300mA      DFS4-100-2/0.30-BNK
      4          2        125           30mA      DFS4-125-2/0.03-BNK
      4          2        125         100mA      DFS4-125-2/0.10-BNK
      4          2        125         300mA      DFS4-125-2/0.30-BNK
 | 
       
Please Note: 2 pole devices rated at 100A and above
are 4 modules wide.
| 4 pole 400V RCCB (4 module) | 
| Time/Current characteristic: General Non-delay | 
Modules Poles Amps Sensitivity Reference  | 
      4          4          16           30mA      DFS4-016-4/0.03-BNK
      4          4          16         100mA      DFS4-016-4/0.10-BNK
      4          4          16         300mA      DFS4-016-4/0.30-BNK
      4          4          25           30mA      DFS4-025-4/0.03-BNK
      4          4          25         100mA      DFS4-025-4/0.10-BNK
      4          4          25         300mA      DFS4-025-4/0.30-BNK
      4          4          40           30mA      DFS4-040-4/0.03-BNK
      4          4          40         100mA      DFS4-040-4/0.10-BNK
      4          4          40         300mA      DFS4-040-4/0.30-BNK
      4          4          63           30mA      DFS4-063-4/0.03-BNK
      4          4          63         100mA      DFS4-063-4/0.10-BNK
      4          4          63         300mA      DFS4-063-4/0.30-BNK
      4          4          80           30mA      DFS4-080-4/0.03-BNK
      4          4          80         100mA      DFS4-080-4/0.10-BNK
      4          4          80         300mA      DFS4-080-4/0.30-BNK
      4          4        100           30mA      DFS4-100-4/0.03-BNK
      4          4        100         100mA      DFS4-100-4/0.10-BNK
      4          4        100         300mA      DFS4-100-4/0.30-BNK
      4          4        125           30mA      DFS4-125-4/0.03-BNK
      4          4        125         100mA      DFS4-125-4/0.10-BNK
      4          4        125         300mA      DFS4-125-4/0.30-BNK
 | 
