ENGELVARI-O® 
^{ELECTRIC AIR HEATER
Type ELR 0.25 - ELR 12}

Operating voltage:	- precise control	fig. ELR 9 with STBW 225
230 VAC	- rapid heating
Circuit: Ph - N	- economical
	- reliable
230 / 400 V three-phase AC	- approved
Circuit: Δ / Y
Position: universal	double-ended collar 50 mm	pdf

Type	Output kW	Switch stages maximum 3~ / 1~	Number of heating- grids	Output per heating- grid kW	Pipe connection DN d1 = mm Ø	Deminishing valid DN d1 = mm Ø	Minimum air flow m³/h	B mm	H mm	T mm	Weight approx. kg
ELR 0.25	0.25	0/1	1	0.25	100	---	50	170	140	400	3
ELR 0.33	0.33	0/1	1	0.33	100	---	50	170	140	400	3
ELR 0.5	0.50	0/1	1	0.50	100	---	60	170	140	400	3
ELR 1	1	0/2	2	0.50	160	100	125	200	200	400	5
ELR 1,5	1.5	1/3	3	0.50	200	125	200	250	250	400	6
ELR 2	2	2/6	6	0.33	200	150	250	250	250	400	7
ELR 3	3	2/6	6	0.50	200	150	250	250	250	400	8
ELR 4	4	2/6	6	0.66	315	200	550	350	350	400	9
ELR 5	5	2/6	6	0.83	315	200	550	350	350	400	9
ELR 6/250	6	2/6	6	1.00	250	200	400	300	300	400	9.5
ELR 6	6	3/9	9	0.66	315	224	600	350	350	400	10
ELR 7	7.5	3/9	9	0.83	315	224	650	350	350	400	10
ELR 9	9	3/9	9	1.00	315	224	700	350	350	400	11
ELR 12	12	4/12	12	1.00	400	315	1100	450	450	400	15

The user-oriented supplement from the expert The original - from ENGELS Pioneering technology and functional quality With complete, perfectly coordinated components for professional system solutions Applications For double-ended roundpipe connection, with collar DN100/200/315/400 mm. Diverse applicability with standardized, symmetrical diminishing pipes, USE-formed. Can be fastened to consoles or via two pipe clamps/suspension. Air outlet temperature max. 333 K. Housing Square, galvanized steel sheet, 1.25 mm. End pieces inserted for pipe connection with pop rivets. Aluminium terminal box acc. to VDE 0110, with bores for metric screw connections.     Heating elements Genuine, non-glowing Engels heatinggrids®. The „yellow core“ with the giant heating surface. Gentle heating by the low temperature design. Note Other versions according to catalogue EL 2020. Accessories acc. to catalogue or pricelist.

Designed for the market´s needs
    
Safety-tested in compliance with
Low Voltage Directive (2006/95/EC)
EMC Directive (2004/108/EC)
    
Modern and advanced
Developed for air condition technology
      
crucial advantages
- optimal quality at a price suited to output
- delivery ex store
- manufactured in accordance with VDE regulations
- low surface temperature thanks to large-surface
- non-glowing, woven ENGELS-heatinggrid®
- proven in thousands of units
- direct heat transmission via special heat conductors
   located in air flow
- no after-heating
- low air resistance: only approx. 12 Pa at 3 m/s
- available for 100 - 500 V (if necessary up to 690 V)
- superb control by low-time constants
- electric heat exchangers with the greatest heating areas
- multiple output stages
- corrosion-protected, aluminium ducts
- safe and fast electrical connection to terminal strip
- low weight
- universal installation position
- accessories:
   ENGELCONTROL® safety temperature limiter
   ENGELAIR® air flow monitor
   ENGELTHERM® electronic temperature regulator
   ENGELTHERM®-ETDL temperature control units
   ENGELTHYROTEMP TRS temperature control system