BTN210-250LR LC LE Series is a two-stage light oil burner family for higher-output boiler and process heat applications, covering the 600 to 2700 kW output range.
Operating Modes
Two-stage; Modulation; Electronic modulation
Key Features
Mechanical pressure atomization supports stable oil delivery.
Combustion air and head settings can be adjusted for optimized combustion.
The hinged body opens from both sides for easier service access.
Two-stage hydraulic regulation supports first- and second-stage air-flow control.
Progressive or proportional versions use a servomotor for staged air-flow regulation.
Electronic ratio control uses two servomotors to adjust fuel and air proportionally.
When firing pauses, the damper closes to reduce heat loss in the furnace.
A cam-driven servomotor can adjust air and fuel supply together.
A flange and high-temperature insulation pad are used for boiler connection.
High-temperature stainless-steel burner diffuser supports durable operation.
An independent three-phase motor drives the oil pump.
A photocell monitors flame presence.
Electrical protection rating is IP40.
General Specifications
Model
Article No.
Power(kW)
Power supply
Motor power(kW)
Package size(L*W*H/mm)
Weight(kg)
BTN210LR
202 20 028
759~2443
380V 50Hz
4.5
1010x905x760
97.5
BTN210LC
202 20 050
1260x958x820
/
BTN210LE
202 20 071
/
BTN250LR
202 20 029
600~2700
7.5
1010x905x760
109.5
BTN250LC
202 20 051
1260x958x820
155
BTN250LE
202 20 080
/
Dimensions
Model
A1(mm)
A2(mm)
B1(mm)
B2(mm)
C(mm)
D(mm)
E(mm)
I(mm)
L(mm)
M(mm)
N(mm)
BTN210LR
390
400
428
160
1162
370
222
290~370
320
4-M16
232
BTN210LC
431
BTN210LE
BTN250LR
445
400
BTN250LC
431
BTN250LE
Burner outline and mounting dimensions for the BTN210–250LR/LC/LE family. Performance Curve
Operating envelopes for the illustrated BTN210 and BTN250 burner variants.
