Electrical Preheater; Gas Burner - Lennox eNeRGy Series Installation, Operating And Maintenance

ELECTRICAL PREHEATER

Electrical preheater

GAS BURNER

WARNING: electrical pre-heater is connected to main power – risk of electrical Shock – switch off the
unit prior to open this section
The electrical preheaters are placed before the coil.
Pre-heater is running only with high fresh air rate under low outdoor ambient temperature (see setpoint in control section).
It is protected as standard, against overheat via a high temperature overload protection set at 98°C.
There are three sizes available for each size of unit:
S: Standard heat
M: Medium heat
H: High heat
Unit Description
E014- E019
Unit Description
E22- E27
eNeRGy-IOM-2020.12-EN
Type of modulation
Standard
Medium
High
Type of modulation
Standard
Medium
High
Triac
Triac
Triac
Triac
Triac
Triac
Capacity
36 kW
90 kW
108 kW
Capacity
54 kW
108 kW
144 kW
Current
52 A
129,9 A
155,9 A
Current
77,9 A
155,9 A
207,8 A
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