Power supply 1280 mA — JUNG Mechanisms, Ivory, art. 21280REG
Mechanisms · Ivory · 21280REG
Mechanisms·21280REG

Power supply 1280 mA

Retail Price

459,835

Made to order from Germany

Characteristics

Article number
21280 REG
EAN/GTIN
4011377159068

Description & specifications

KNX power supply, 1280 mA rail mounting device, 6 rail units

Intended use

Product characteristics

  • Supplying KNX devices with bus voltage
  • Supplying devices with DC voltage
  • Mounting on DIN rail according to EN 60715 in distribution box
  • Output with integrated choke for supplying KNX bus lines
  • Output DC 30 V for supplying additional devices
  • Nominal current can be subdivided to outputs as desired
  • Reset button
  • Short-circuit proof
  • Overvoltage proof
  • No-load protection
  • Suitable for operation in systems with emergency power supply
  • Floating signal contact for operating and diagnostic message

Technical data

Rated voltage
DC 240 ... 250 V KNX
Mains frequency
50/60 Hz
Power loss (max. load on all outputs)
max. 6.4 W
Efficiency
approx. 86 %
KNX medium
TP 256
Bus output voltage
DC 28 ... 31 V SELV
Output current
1,280 mA (all outputs)
Short-circuit current
max. 3 A Parallel operation with identical power
supply
no Signal output
Switching voltage AC
AC 12 ... 230 V ~
Switching voltage DC
DC 2 ... 30 V
Switching current
5 mA ... 2 A
Ambient temperature
−5 ... +45 °C
Storage/transport temperature
−25 ... +75 °C
Relative humidity
max. 93 % (no condensation)
Mounting width
108 mm (6 rail units)
Connection mode
screw terminals
stranded with ferrule
1 x 0.5 ... 2.5 mm²

Technical datasheet

Official JUNG document · PDF · 21280REG

Logistics

Single Item

Packaging unit
1 pc.
Weight
0.518 KG
Length
180 MM
Height
92 MM
Width
125 MM

Carton

Packaging unit
1 pc.
Weight
0.518 KG
Length
180 MM
Height
92 MM
Width
125 MM
Ivory

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