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  • DOEHLER & HAASS Doehler & Haass DH21A
  • DOEHLER & HAASS Doehler & Haass DH21A
  • DOEHLER & HAASS Doehler & Haass DH21A
  • DOEHLER & HAASS Doehler & Haass DH21A
  • DOEHLER & HAASS Doehler & Haass DH21A
  • DOEHLER & HAASS Doehler & Haass DH21A

Doehler & Haass DH21A

Article number: 830432
€37,90
Incl. tax

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Product features and functions

  • For optional operation with conventional direct current driving device, digital systems according to SelecTRIX 1 and 2 or according to the NMRA standard (DCC)
  • The switchover between analogue and digital operation takes place automatically
  • The last programmed system is used in digital mode (it is not switched over automatically!)
  • SelecTRIX 1 31 speed steps, 100 addresses
  • SelecTRIX 2 127 speed steps, 10,000 addresses, 16 additional functions
  • DCC Short addresses (1-127), long addresses (0001-9999), with 14, 28, 126 speed steps
  • The latest generation of load control, resulting in particularly smooth control behavior
  • Different control variants for optimal adaptation to the engine
  • Internal 127 speed steps
  • Adjustable motor frequency (low frequency, 16 kHz, 32 kHz)
  • Block section operation with simple diodes in digital operation
  • Light and function outputs can be dimmed and activated analogously
  • Maneuvering
  • Motor, light and track connections can be exchanged electronically
  • All function outputs freely programmable
  • Temperature protection
  • Reset function for DCC and SX2
  • Update capability of the decoder

The DH21A vehicle decoder supports braking with asymmetrical digital voltage (four diodes in series and one antiparallel diode, Lenz ABC), slow travel (with suitable brake modules) and bidirectional communication (locomotive address feedback in DCC mode, RailCom®).

Vehicle decoder 2.0 A.

Operating mode SX1, SX2, DCC, MM, DC analog, AC analog
Dimensions [mm] 20.7 * 15.8 * 5.2
Total resilience 2.0 A
Max. Motor current 2.0 A
Max. Driving voltage 30 V
Switching voltage with AC analog Max. 45 V peak = 30 V eff.
LV, LR (dimmable) 150 mA each
AUX1, AUX2 (dimmable) 300 mA each
AUX3, AUX4 * 1.0 A each / unreinforced
AUX5, AUX6 unreinforced
with SUSI interface (if AUX5 / AUX6 deactivated)

* Only with the 21MTC

Manuals can be downloaded here

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