L Series Wall hung gas boiler

Product name：L Series Wall hung gas boiler
Product brand：DYNASTY
Product code： MODEL：SL-TL20/SL-TL26（bithermic）、SL-DL20/SL-DL26/SL-DL30(with plate heat exchanger)
SL-NL20/SL-NL26/SL-NL30(Heating only) SL-CL20/SL-CL26/SL-CL30(Heating only connect with water tank)
Energy Efficiency Rate： Second grade
Product specification:
Intelligent PCB control with automatic malfunction analysis
Advanced burning mode with heating efficiency up to 93%
Quiet opertion with working sound 45dB
Two phase anti freezing protection
Forced fume exhaust system
Low water pressure start with minimum start pressure 0.3 bar
More than 20 safety protections

Technical specification download

·ADOPT ITALIAN GAS BOILER TECHNOLOGY WITH MULTIPLE PROTECTION FUNCTION

TWO PHASE ANTI FREEZING FUNCTION

When the water temperature is lower than 8°C，the pump will run 2 minutes and then stop running for 2 minutes and keep repeating

this until the temperature is higher than 10°C

When the water temperature is lower than 5°C，the product will work and start burning until the heating water temperature is higher than 30°C.

·Heating water temperature sensor and D.H.W temperature sensor malfunction protection

Water pressure protection——There will be error code when water pressure is less than 0.3 bar in case the product dry burning and also the water will be discharged from safety valve automatically when water pressure is higher than 3 bar.

Burning system protection——The product will display ignition malfunction when ignition failure occurs 3 times continuously

The product will display flame malfunction when ignition failure after the flame is extinguished during the product working

The product will display fake flame malfunction when the flame is deducted during the product standby status

Gas and electricity protection-It need manual recovery when the gas and electiricity is cut during the product working.