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Features
Up to 18 kW (380 V AC) electrical heater control
Max. Current 27 A
380 VAC supply
0-10 V input signal
2 electrical heater safety contacts
High current resistant screw terminal block
Surface montage
Usage
HT5xx series is used as electrical heater controller in HVAC applications in building automation.
Notes on Usage
Please read the manual carefully. HT518 has been designed and manufactured in accordance with the latest
technological developments and safety rules. Safety warnings must be observed to prevent injury and property
damage.
Safety Advices-Caution
The installation, maintenance and repair of the device should be done by authorized personnel. The power
of the device is provided from R and S phases.
About Product
Product Code
HT518.50.HS2
Technical Features
Operating Voltage
Pulse Period
Operating Temperature
Storage Temperature
Operating Humidity
Cable Connections
Input Signal
Flow
Load Type
Inputs
Outputs
Dimensions
Doc: 00-22-00, v1.2, 20230905
www.smallart.com.tr
Definition
1 Analog 0-10V (Active) Input
1 Three-phase (R-S-T) Output (Heater)
2 Safety Contacts
380 VAC ± %10, 50/60Hz
60 sec
0-40 ℃
-20+70℃
Max. %90 rh, Non-condensing
Screw Type PCB Terminal Blocks
0-10V
Resistive Load, Max. Current 27 A
Up to 18 kW (380 V AC) electrical heater control
2 pcs Safety Contacts
1 pcs 0 - 10V Active Analog Input
1 Three-phase (Heater)
147,5 x 118 x 105 mm (W x H x L)
HT518.50.HS2 Technical Catalog
Power
Communication
0-18 kW
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Summary of Contents for Smallart HT518.50.HS2
- Page 1 HT518.50.HS2 Technical Catalog Features Up to 18 kW (380 V AC) electrical heater control Max. Current 27 A 380 VAC supply 0-10 V input signal 2 electrical heater safety contacts High current resistant screw terminal block ...
- Page 2 HT518.50.HS2 Technical Catalog Mounting Location The device is suitable for surface mounting due to its structure. During surface mounting, it is recommended to leave enough space so that the terminals of the device can be wired. Mounting Instructions Please follow the instructions below during mounting.
- Page 3 HT518.50.HS2 Technical Catalog Device Power Connections The device is powered from R and S phases. Heater Outputs The input voltage will be switched by the triacs. To switch a three- phase voltage; Make the connections to the R, S and T terminals. Use OUT terminals for load connections.
- Page 4 HT518.50.HS2 Technical Catalog Dimensions(mm) Doc: 00-22-00, v1.2, 20230905 Page 4/4 www.smallart.com.tr...
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