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Description

Product Models

ARSA-04/xx.S (4 channels)

ARSA-08/xx.S (8 channels)

ARSA-12/xx.S (12 channels)

xx = 16A or 20A

Power Supply

Bus Voltage: 21–30V DC (KNX Bus)

Bus Current:

<6.5mA @ 24V

<5.5mA @ 30V

Bus Consumption: <165mW

Charging Current: <20mA

Output Specifications

Parameter Value
Number of Contacts 4 / 8 / 12
Rated Voltage 250V AC (50/60Hz)
Rated Current 16A / 20A
Inrush Current 480A / 2ms
Mechanical Endurance >10⁶ operations
Electrical Endurance >10⁵ operations (Resistive Load)
Standards
AC1 (EN60947-4-1): 16A/20A

EN60669 (Fluorescent Lamp Load): 16AX

Supports KNX Data Secure

Functions

Manual operation

On/Off delay timer

Scene control and presets

AND / OR / XOR logic functions

Status feedback

Forced operation and safety functions

Electro-thermal valve control

Output inversion

Staircase lighting function

Bus failure recovery settings

Connections
KNX Bus Terminal (Red/Black)

Screw Terminals for load circuits

Cable Size: 0.2–6.0 mm²

Operating Conditions
Operating Temperature: -5°C to +45°C

Storage Temperature: -25°C to +55°C

Transport Temperature: -25°C to +70°C

Humidity: <93% RH (non-condensing)

Dimensions & Weight

Model Dimensions (W × H × D) Weight
ARSA-04 72 × 90 × 64 mm 0.35 kg
ARSA-08 144 × 90 × 64 mm 0.60 kg
ARSA-12 216 × 90 × 64 mm 0.85 kg
Mounting
DIN Rail Mounting

35mm mounting rail (DIN EN 60715)

controller