User Manual

13-14

System products and accessories

System products

Power supply units

Siemens Switzerland Ltd

Building Technologies Division

2019www.siemens.com/gamma

Stock No. Product No. DT

5WG1120-1AB02 N 120/02 A

N 120/02 Choke, 640 mA

• For operation with a KNX power supply without integrated choke or for connection to the unchoked

output of the KNX N 125/x2 power supplies

• Contact system for data rail

• Low-voltage terminal for unchoked voltage and bus

• Modular installation devices for mounting on TH35 EN 60715 mounting rail

The optional data rail must be ordered separately.

Dimension width (1 MW = 18 mm) 2 MW

Stock No. Product No. DT

4AC2402 4AC2402 B

4AC2402 Electronic power supply unit, 350 mA

• Max. cable length between power supply unit and weather system: 100 m

• Rated operational voltage 85...265 V AC (50/60 Hz), 85...300 V DC

• Rated secondary voltage 24 V DC, + 5 %,

• Residual ripple < 100 mV

• Rated secondary current 0.35 A

• Electronic overload protection

• Permissible ambient operating temperature: - 20...+60 °C

• Degree of protection: IP20

• For mounting on EN 60715-TH35-7.5 mounting rail

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