ELGi OF Series Oil-Free Air Compressors

ELGi is one of five in the world to design and manufacture oil free Airends. ELGi’s oil-free screw air compressors are one among the major outcomes of ELGi’s expertise in manufacturing and marketing of air compressors worldwide for the past 60 years.

These compressors are backed by emerging technology that conserves natural resources and environment from pollution.

Features of ELGi OF Series

Innovative design features great benefits:

Class Zero Oil Free Air
Designed for energy saving and long life
Occupies less space and generates less heat
Intelligent and fail proof instrumentation and control system, hooked up to DCS.
Wide range of compressor with indigenised air end variety optimized for every customer need
Variants / custom made for individuals markets (multiple electrical inputs)
Air cooled/ Water cooled, low pressure and high-pressure version
Delivery of high quality air.
Affordable oil free package competing in all markets

ELGi’s Oil-free Air Ends

ELGi is one of only five companies in the world to manufacture proprietary oil-free airends. Without an efficient and durable air end, a unique compressor design has no significance. ELGi designs and manufactures this critical component to exacting standards.

Oil-Free Screw Air Compressors – Water Cooled

415V/380V- 50 Hz - 7 bar(g)

415V/380V- 50 Hz - 8 bar(g)

415V/380V- 50 Hz - 8.8 bar(g)

415V/380V- 50 Hz - 7 bar(g)

415V/380V- 50 Hz - 7 bar(g) Working Pressure

Model	Nominal Power	Free air Delivery		Cooling Water Flow	Dimension	Weight
	kW	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90	90	572	16.2	200	2955 x 1650 x 1850	4500
OF-110	110	675	19.1	233	2955 x 1650 x 1850	4500
OF-135	132	860	24.4	255	2955 X 1650 X 1850	4900
OF-145	160	880	24.9	305	2955 X 1650 X 1850	4900
OF-170	160	1077	30.5	400	2955 X 1650 X 1850	4900
OF-200E	200	1250	35.4	390	3500 X 1650 X 2050	6350
OF-200	200	1360	38.5	390	3500 X 1850 X 2050	6350
OF-210	250	1466	41.5	460	3500 X 1850 X 2050	6350
OF-250	250	1518	43	500	3500 X 1850 X 2050	6350
OF-265	275	1660	47	570	3500 X 1850 X 2050	6350
OF-275	275	1712	48.5	590	3500 X 1850 X 2050	6350
OF-300	315	1836	52	635	3500 X 1850 X 2050	6350
OF-355	355	2000	56.6	680	4200 X 2100 X 2550	9500
OF-400	400	2260	64	730	4200 X 2100 X 2550	9500
OF-450	450	2515	71.2	770	4200 X 2100 X 2550	9500

415V/380V- 50 Hz - 8 bar(g)

415V/380V- 50 Hz - 8 bar(g) Working Pressure

Model	Nominal Power	Free air Delivery		Cooling Water Flow	Dimension	Weight
	kW	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90	90	505	14.3	200	2955 x 1650 x 1850	4500
OF-110	110	600	17	233	2955 x 1650 x 1850	4500
OF-135	132	800	22.7	255	2955 X 1650 X 1850	4900
OF-145	160	815	23.1	305	2955 X 1650 X 1850	4900
OF-170	160	990	28	400	2955 X 1650 X 1850	4900
OF-200	200	1250	35.4	390	3500 X 1650 X 2050	6350
OF-210	250	1380	39.1	460	3500 X 1850 X 2050	6350
OF-250	250	1420	40.2	500	3500 X 1850 X 2050	6350
OF-265	275	1560	44.2	570	3500 X 1850 X 2050	6350
OF-275	275	1610	45.6	590	3500 X 1850 X 2050	6350
OF-300	315	1705	48.3	635	3500 X 1850 X 2050	6350
OF-355	355	1985	56.2	680	4200 X 2100 X 2550	9500
OF-400	450	2260	64	730	4200 X 2100 X 2550	9500
OF-450	500	2510	71.1	770	4200 X 2100 X 2550	9500

415V/380V- 50 Hz - 8.8 bar(g)

415V/380V- 50 Hz - 8.8 bar(g) Working Pressure

Model	Nominal Power	Free air Delivery		Cooling Water Flow	Dimension	Weight
	kW	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90	90	480	13.6	200	2955 x 1650 x 1850	4500
OF-110	110	565	16	233	2955 x 1650 x 1850	4500
OF-135	132	750	21.2	255	2955 X 1650 X 1850	4900
OF-145	160	775	21.9	305	2955 X 1650 X 1850	4900
OF-170	160	950	26.9	400	2955 X 1650 X 1850	4900
OF-200	200	1230	34.8	390	3500 X 1650 X 2050	6350
OF-210	250	1325	37.5	460	3500 X 1850 X 2050	6350
OF-250	250	1365	38.7	500	3500 X 1850 X 2050	6350
OF-265	275	1455	41.2	570	3500 X 1850 X 2050	6350
OF-275	275	1555	44	590	3500 X 1850 X 2050	6350
OF-300	315	1650	46.7	635	3500 X 1850 X 2050	6350
OF-355	400	1985	56.2	680	4200 X 2100 X 2550	9500
OF-400	450	2260	64	730	4200 X 2100 X 2550	9500
OF-450	500	2510	71.1	770	4200 X 2100 X 2550	9500

Note:

Free Air Delivery (FAD) are tested as per ISO 1217 : 2009 – Annex C
FAD indicated is for the full package measured at the outlet
The water inlet pressure min to max is 2 bar(g) to 3.5 bar(g)
The cooling water temperature rise is 8∞C
Weight indicated is approximate and actual can vary significantly
Due to continuous improvements, specifications are subject to change without prior notice
Displayed here is the standard range. For customized packages with different voltages, medium and high voltage motor, pressure variants (4.5 – 10 bar g for two stage machines), please contact our nearest sales office
All standard packages can be offered with built in VFD. Please contact our nearest sales office for specifications and turndown details
All mentioned packages are water cooled models only.
The ambient temperature operating conditions -5∞C to 45∞C
All motors can be supplied for various country standards like ABNT, NEMA and IEC however packages(dimension & weight) may vary

Oil-Free Screw Air Compressors – Air Cooled

415V/380V- 50 Hz – 7.0 bar(g)

415V/380V- 50 Hz - 8 bar(g)

415V/380V- 50 Hz - 8.8 bar(g)

415V/380V- 50 Hz – 7.0 bar(g)

415V/380V- 50 Hz – 7.0 bar(g) Working Pressure

Model	Nominal Power	Free Air Delivery		Installed Fan motor	Dimension	Weight
	kW	cfm	m3/min	kW	L x W x H (mm)	Kg
OF 45 A	45	235	6.7	2.9	2200 x 1250 x 2000	2600
OF 55 A	55	295	8.4	2.9	2200 x 1250 x 2000	2600
OF 75 A	75	425	12	2.9	2200 x 1250 x 2000	2600
OF 90 A	90	577	16.3	5.5	4300 x 1650 x 1850	5500
OF 110 A	110	671	19	5.5	4300 x 1650 x 1850	5500
OF 135 A	132	855	24.2	11	5000 x 1830 x 1850	6000
OF 145 A	160	889	25.2	11	5000 x 1830 x 1850	6000
OF 170 A	160	1085	30.7	11	5000 x 1830 x 1850	6000

415V/380V- 50 Hz - 8 bar(g)

415V/380V- 50 Hz – 8.0 bar(g) Working Pressure

Model	Nominal Power	Free Air Delivery		Installed Fan motor	Dimension	Weight
	kW	cfm	m3/min	kW	L x W x H (mm)	Kg
OF 90 A	90	509	14.4	5.5	4300 x 1650 x 1850	5500
OF 110 A	110	592	16.8	5.5	4300 x 1650 x 1850	5500
OF 135 A	132	793	22.5	11	5000 x 1830 x 1850	6000
OF 145 A	160	824	23.3	11	5000 x 1830 x 1850	6000
OF 170 A	160	999	28.3	11	5000 x 1830 x 1850	6000

415V/380V- 50 Hz - 8.8 bar(g)

415V/380V- 50 Hz – 8.8 bar(g) Working Pressure

Model	Nominal Power	Free Air Delivery		Installed Fan motor	Dimension	Weight
	kW	cfm	m3/min	kW	L x W x H (mm)	Kg
OF 45 A	45	190	5.4	2.9	2200 x 1250 x 2000	2600
OF 55 A	55	257	7.3	2.9	2200 x 1250 x 2000	2600
OF 75 A	75	360	10.2	2.9	2200 x 1250 x 2000	2600
OF 90 A	90	485	13.7	5.5	4300 x 1650 x 1850	5500
OF 110 A	110	567	16.1	5.5	4300 x 1650 x 1850	5500
OF 135 A	132	754	21.4	11	5000 x 1830 x 1850	6000
OF 145 A	160	785	22.2	11	5000 x 1830 x 1850	6000
OF 170 A	160	957	27.1	11	5000 x 1830 x 1850	6000

Note:

Free Air Delivery (FAD) are tested as per ISO 1217 : 2009 – Annex C
FAD indicated is for the full package measured at the outlet
Weight indicated is approximate and actual can vary significantly
Due to continuous improvements, specifications are subject to change without prior notice
Displayed here is the standard range. For customized packages with different voltages, medium and high voltage motor, please contact our nearest sales office
All standard packages can be offered with built in VFD. Please contact our nearest sales office for specifications and turndown details
The ambient temperature operating conditions -5∞C to 45∞C

Oil-Free Screw Air Compressors – Low Pressure

415V/380V- 50 Hz - 1.5 bar(g) Working Pressure

Model	Nominal Power	Working Pressure	Free Air Delivery		Cooling Water Flow	Dimension	Weight
	kW	bar g	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90 L	90	1.5	1116	31.6	180	3154 x 1650 x 1929	4250
OF-110-L	110	1.5	1438	40.7	230	3154 x 1650 x 1929	4600
OF-132-L	132	1.5	1760	49.8	265	3154 x 1650 x 1929	4600
OF-200-L	200	1.5	2585	73.2	400	3700 x 2100 x 2400	8000

2 bar(g)

415V/380V- 50 Hz - 2.0 bar(g) Working Pressure

Model	Nominal Power	Working Pressure	Free Air Delivery		Cooling Water Flow	Dimension	Weight
	kW	bar g	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90 L	90	2	1061	30	180	3154 x 1650 x 1929	4250
OF-110-L	110	2	1101	31.2	230	3154 x 1650 x 1929	4250
OF-132-L	132	2	1571	44.5	265	3154 x 1650 x 1929	4600
OF-160-L	160	2	1734	49.1	285	3154 x 1650 x 1929	4600
OF-200-L	200	2	2601	73.7	400	3700 x 2100 x 2400	8000

2.5 bar(g)

415V/380V- 50 Hz - 2.5 bar(g) Working Pressure

Model	Nominal Power	Working Pressure	Free Air Delivery		Cooling Water Flow	Dimension	Weight
	kW	bar g	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90 L	90	2.5	969	27.4	180	3154 x 1650 x 1929	4250
OF-110-L	110	2.5	1068	30.2	230	3154 x 1650 x 1929	4250
OF-132-L	132	2.5	1250	35.4	265	3154 x 1650 x 1929	4600
OF-160-L	160	2.5	1556	44.1	285	3154 x 1650 x 1929	4600
OF-200-L	200	2.5	1989	56.3	360	3700 x 2100 x 2400	8000
OF-250-L	250	2.5	2570	72.8	450	3700 x 2100 x 2400	8000

3 bar(g)

415V/380V- 50 Hz - 3.0 bar(g) Working Pressure

Model	Nominal Power	Working Pressure	Free Air Delivery		Cooling Water Flow	Dimension	Weight
	kW	bar g	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90 L	90	3	875	24.8	180	3154 x 1650 x 1929	4250
OF-110-L	110	3	964	27.3	230	3154 x 1650 x 1929	4250
OF-132-L	132	3	1081	30.6	230	3154 x 1650 x 1929	4600
OF-160-L	160	3	1379	39.1	285	3154 x 1650 x 1929	4600
OF-200-L	200	3	1663	47.1	350	3700 x 2100 x 2400	8000
OF-250-L	250	3	1969	55.8	410	3700 x 2100 x 2400	8000
OF-300-L	315	3	2545	72.1	520	3700 x 2100 x 2400	8000

3.3 bar(g)

415V/380V- 50 Hz - 3.3 bar(g) Working Pressure

Model	Nominal Power	Working Pressure	Free Air Delivery		Cooling Water Flow	Dimension	Weight
	kW	bar g	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-200 L	200	3.3	1610	45.6	350	3700 x 2100 x 2400	8000
OF-250-L	250	3.3	1930	54.7	410	3700 x 2100 x 2400	8000
OF-300-L	300	3.3	2450	69.4	520	3700 x 2100 x 2400	8000

3.5 bar(g)

415V/380V- 50 Hz - 3.5 bar(g) Working Pressure

Model	Nominal Power	Working Pressure	Free Air Delivery		Cooling Water Flow	Dimension	Weight
	kW	bar g	cfm	m3/min	lpm	L x W x H (mm)	Kg
OF-90 L	90	3.5	749	21.2	180	3154 x 1650 x 1929	4250
OF-110-L	110	3.5	882	25	230	3154 x 1650 x 1929	4250
OF-132-L	132	3.5	995	28.2	265	3154 x 1650 x 1929	4600
OF-160-L	160	3.5	1209	34.2	285	3154 x 1650 x 1929	4600

Note:

Free Air Delivery (FAD) are tested as per ISO 1217 : 2009 – Annex C
FAD indicated is for the full package measured at the outlet
The water inlet pressure min to max is 2 bar(g) to 3.5 bar(g)
The cooling water temperature rise is 8°C
Weight indicated is approximate and actual can vary significantly
Due to continuous improvements, specifications are subject to change without prior notice
Displayed here is the standard range. For customized packages with different voltages, medium and high voltage motor, pressure variants (4.5 – 10 bar g for two stage machines), please contact our nearest sales office
All standard packages can be offered with built in VFD. Please contact our nearest sales office for specifications and turndown details
All mentioned packages are water cooled models only.
The ambient temperature operating conditions -5°C to 45°C
All motors can be supplied for various country standards like ABNT, NEMA and IEC however packages(dimension & weight) may vary

ELGi OF Series Oil-Free Air Compressors

Features of ELGi OF Series

ELGi’s Oil-free Air Ends

Oil-Free Screw Air Compressors – Water Cooled

Oil-Free Screw Air Compressors – Air Cooled

Oil-Free Screw Air Compressors – Low Pressure

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