Φ 100mm Double Oil Case Roots Blower with 11kw Motor

Φ 100mm Double Oil Case Roots Blower with 11kw Motor

We make all kinds of roots blower, centrifugal blower, Our Principal products are as underneath:

Kind Diameter Fee of flow Pressure
ESR-MJ(Intensive Sort) Φ50~Φ300mm .five~140m³/min 9.8KPa~ninety eight.8Kpa
ESR(Normal Type) Φ50~Φ350mm .five~140m³/min nine.8KPa~seventy eight.4Kpa
ESR-H(High-pressure Type) Φ50~Φ350mm .seven~160m³/min fifty eight.8KPa~ninety eight.8Kpa
ESR-V(Vacuum Pump) Φ50~Φ350mm .five~160m³/min nine.8KPa~fifty three.3Kpa
EL Sequence Φ200~Φ600mm twenty.3~750m³/min nine.8KPa~58.8Kpa
Multistage Centrifugal Blower
or C-Series
Φ250~Φ500mm fifty~500m³/min nine.8KPa~98Kpa
ERR-ERG Type Φ250~Φ500mm a hundred and twenty~420m³/min nine.8KPa~ninety eight.8Kpa

The functioning basic principle of the three-blade roots blower: two a few-lobed rotors are organized in the cavity, and the
suction port and the discharge port are opened on the two sides of the cavity. Via the motion of a pair of
synchronous gears, the two rotors rotate in reverse instructions and Relying on the mutual engagement of the two
rotors, the suction port and the discharge port are isolated, and the fuel in the chamber is pushed to accomplish the
goal of blowing.

Function of our roots blower:
one. Massive adjustment of the air quantity
two. Lower Noise
three. Large effectiveness
4. Lower power cosumption
5. Long time lifestyle
6. Reputable managing, simple servicing,small footprint

The parameters of our roots blower:

Variety Ratary Pace
(r/min)
Strain Rise
(Kpa)
Capacity
(m/min)
Shaft Electricity
(Kw)
Motor Device Maximn
Fat(Kg)
Energy
(Kw)
ESR-fifty 1100-2120 nine.eight-58.eight .65-2.58 .3-three.fifty four .seventy five-four 128-158
ESR-sixty five 1100-2130 nine.8-fifty eight.8 .ninety four-3.66 .38-four.forty six .seventy five-5.5 a hundred and fifty five-185
ESR-80 1140-1900 9.8-fifty eight.eight 2.34-five.43 1.04-7.forty two two.2-11 a hundred and fifty five-277
ESR-a hundred 1060-1980 9.8-fifty eight.8 four.fifty seven-9.05 one.35-twelve.15 3-15 309-377
ESR-a hundred twenty five 980-1850 nine.eight-fifty eight.eight 5.35-twelve.4 one.sixty five-5.19 5.five-eighteen.five 408-451
ESR-125C 970-1830 9.8-fifty eight.8 7.5-17.57 3.two-eighteen.five 4-22 408-451
ESR-150 810-1730 9.eight-fifty eight.eight ten.37-27.fifteen 3.eighty four-40.82 seven.5-forty five 688-848
ESR-175 970-1520 nine.8-fifty eight.eight 19.65-36.65 7.two-45.ninety five 11-55 980-1080
ESR-200B 740-1450 nine.eight-fifty eight.8 19.sixty five-forty four.8 10.15-60.44 fifteen-seventy five 1272-1546
ESR-200 810-1480 9.eight-fifty eight.eight 27.sixty five-fifty nine.two 8.05-80,12 15-ninety 1272-1546
ESR-250B 1100-1480 9.eight-fifty eight.8 fifty four.77-77.fifty five 19.97-ninety.97 thirty-a hundred and ten 1490-2454
ESR-250 990-1480 9.8-58.eight sixty one.four-97.52 20.one-117.three thirty-132 1490-2454
ESR-300 990-1480 9.eight-58.eight 87.one-138.1 26.four-167.eight 37-185 3326-3446
ESR-350 730-1480 nine.eight-fifty eight.8 seventy eight.forty one-177.31   fifty five-250  
ESR-50H 1230-2120 sixty three.7-98 .45-2.02 2.05-six.12 three-7.5 one hundred sixty–one hundred seventy
ESR-65H 1240-2130 sixty three.7-98 .seventy eight-2.53 two.89-7.fifty five 4-eleven 198-230
ESR-80H 1140-1900 63.seven-ninety eight one.eighty two-four.55 4.09-10.one 5.five-15 316-326
ESR-100H 1060-1980 63.seven-98 two.65-eight.06 6.36-seventeen.two 7.five-22 398-459
ESR-125H 980-1850 63.7-ninety eight four.64-11.23 eight.92-24.two 11-thirty 544-630
ESR-150H 810-1730 63.seven-ninety eight nine.fifty three-25.seventy six seventeen.sixteen-sixty five eighteen.5-seventy five 752-1571
ESR-200H 810-1480 63.seven-98 twenty five.34-56.ninety two 42.34-120 fifty five-132 1426-1934
ESR-250H 990-1480 63.seven-98 58-93.seven eighty three.two-205 ninety-220 2980-3468
ESR300H 990-1480 sixty three.7-ninety eight 86.9-134.one 114.7-270 132-280 3476-3998
ERF-245 650-980 nine.eight-98 47.five-97.4 sixteen-183 eighteen.five-two hundred 3630-3690
ERF-250 650-980 9.eight-ninety eight sixty one.6-a hundred and twenty.four 19-227 22-250 4450-4500
ERF-290 650-980 9.eight-78.four 92.three-128 22-213 30-250 4890-4710
ERF-295 650-980 9.8-78.4 ninety seven.three-152.five 23-227 thirty-250 4890-4880
ERF-297 650-980 nine.eight-78.four 87.five-167.six 26-249 thirty-280 5330-5520
ERF-300 650-980 nine.eight-78.four one zero one.five-188.7 29-278 37-315 5330-5520
ERF-350 650-980 nine.eight-seventy eight.4 126-224.9 34-249 45-280 5210-6470
ERG-300 590-730 nine.eight-ninety eight 128.three-196 38-362 45-400 9440-15710
ERG-350 590-730 nine.eight-ninety eight 159.3-231.6 forty three-420 fifty five-450 9700-1571
ERG-400 590-730 nine.8-eighty three.three 203.one-290.nine 52-449 seventy five-500 10090-11390
ERG-445 590-730 nine.eight-73.5 229.seven-327.eight fifty eight-477 seventy five-560 10600-12230
ERG-450 590-730 nine.8-73.five 262.four-366.2 64-496 75-560 10600-12230
ERG-500 590-730 9.eight-sixty three.seven 327.4-452.four seventy eight-529 ninety-560 12790-14620
ERF-240-V 650-980 -9.eight- -49 38.1-seventy eight thirteen-76 18.five-90 3420-3285
ERF-245-V 650-980 -nine.8- -forty nine 47.5-97.4 16-95 22-110 3425-3360
ERF-250-V 650-980 -nine.eight- -forty nine 63-one hundred twenty 19-117 22-132 3910-3830
ERF-290-V 650-980 -nine.eight- -49 72.six-a hundred and forty four 22-136 thirty-160 4415-4270
ERF-295-V 650-980 -9.eight- -49 76.six-152 23-145 30-160 4425-4485
ERF-297-V 650-980 -9.eight- -forty nine eighty four.three-166.8 26-one hundred sixty thirty-a hundred and eighty 5000-4980
ERF-three hundred-V 650-980 -9.eight- -49 ninety seven-192 29-178 37-200 5000-4980
ERF-350-V 650-980 -9.8- -forty nine 116-225 34-209 45-250 5400-5700
ERG-300V 590-730 -9.8- -49 133-193 38-184 forty five-220 7800-9100
ERG-350V 590-730 -9.eight- -forty nine 163-231 43-216 fifty five-250 9500-9470
ERG-400V 590-730 -9.8- -49 199-290 fifty two-269 seventy five-315 9900-10130
ERG-445V 590-730 -9.eight- -49 224.eight-326.nine 58-303 75-355 9900-10130
ERG-450V 590-730 -9.8- -forty nine 255-365 sixty four-335 seventy five-four hundred 11230-11300
ERG-500V 590-730 -9.8- -forty nine 314-452 seventy eight-412 132-450 13630-13850
ERF-245W 650-980 -thirteen.three- -53.3 53.5-101 21.5-102 30-a hundred and ten 3630-3360
ERF-250W 650-980 -13.3- -fifty three.3 sixty nine-127 26.5-127 30-160 3985-4115
ERF-290W 650-980 -thirteen.three- -fifty three.3 eighty two.6-a hundred and fifty thirty.five-149 37-185 4340-4580
ERF-295W 650-980 -thirteen.three- -53.3 87-158 32-158 37-185 4440-4580
ERF-297W 650-980 -13.three- -fifty three.3 ninety five-174 36-174 forty five-two hundred 5230-5130
ERF-300W 650-980 -thirteen.3- -53.three 109-195 forty-193 55-220 5230-5130
ERF-350W 650-980 -13.3- -fifty three.3 129-230 fifty-230 seventy five-250 5840-5670
ERG-300W 590-730 -13.3- -fifty three.three 142-197 fifty two-201 seventy five-220 9100-9000
ERF-350W 590-730 -13.three- -53.3 168-234.four 59-235.five seventy five-280 9500-9600
ERG-400W 590-730 -thirteen.three- -53.three 220-276.6 71-292 90-315 9900-10130
ERG-445W 590-730 -13.three- -53.3 244-294.6 82-331 90-400 11230-11300
ERG450W 590-730 -13.3- -53.3 275-368.five 91-366 110-400 11230-11300
ETRF-250
(240,250)
650-980 98-196 sixty four.eight-112 135-355 a hundred and sixty-four hundred 8700-8600
ETRF-295
(245,295)
650-980 98-196 eighty.eight-139 167-439 185-500 9200-9100
ETRF-300
(245,295)
650-980 ninety eight-176.4 102-174 206-497 250-560 10320-10500
ETRF-350
(245,295)
650-980 ninety eight-137.2 124-207 241-473 280-560 10700-11110
ETRG-400
(300,four hundred)
590-740 ninety eight-176.4 205-273 380-773 450-900 21350-24200
ETRG-450
(350,450)
590-740 98-176.4 263-428 476-955 560-a thousand 24200-27600
ETRF-250W
(240,250)
650-980 -53.3–eighty 72-121 75.six-121 ninety-a hundred and sixty 6100-6470
ETRF-295W
(245/295)
650-980 -53.3–eighty 93.eight-154 ninety nine.5-186 one hundred ten-220 7000-6400
ETRF-300W
(2505/three hundred)
650-980 -53.3–eighty 116-189 a hundred and fifteen-220 132-250 7750-7760
EL81WD 580-980 nine.8-58.8 fifty four.two-one hundred thirty eighteen-151 forty five-185 3595
EL82WDB 580-980 9.8-58.eight 72.8-161 22-191 45-220 3860
EL83WDA 580-980 9.8-58.nine a hundred and one-213 28.5-202 45-220 4300
EL84WDA 580-980 9.8-fifty eight.8 129-267 35.four-252 45-280 4720
EL93WDA 580-730 nine.eight-forty nine 230-329 56.4-311 75-355 7765
EL94WDA 580-730 nine.eight-forty nine 263-373 sixty four-353 75-four hundred 8130
EL95WDA 490-580 nine.eight-58.8 308-434 eighty one.4-414 ninety-450 11500
EL96WDA 580 fifty eight.eight 381 497 560 11500
E397WN one thousand-1650 40 5-nine      
E408WN 870-1650 40 ten-22      
E517WN 980-1580 forty twenty-thirty      
E520WN 930-1550 40 24-forty five      
E607WN 750-1250 40 forty five-76      
E610WN 750-1250 40 75-a hundred thirty      

Spare components and composition of our roots blower:

Bundle of our Roots Blower

Pack into iron situation, two layer,blower human body and motor in reduced layer, inlet/out silencer and so on in higher layer

Roots blower pack method same as iron scenario, just change to Fumigation Free of charge Plywood Circumstance

Our factory is a specialist maker of Roots blowers which has above 20 years’ experience in equipment
producing. It is located in Xihu (West Lake) Dis. CZPT CZPT Park, fifty kilometers to the east of ZheJiang provincial
cash— HangZhou. Our company also has convenient site visitors transportation, as it is fifteen kilometers away from
Diaozhen Town station of HangZhou-HangZhou expressway, and 30 kilometers absent from CZPT HangZhou station of
ZheJiang -ZheJiang expressway.The leading item of our business is ESR -variety Roots Blower. The roots
vacuum pump is a new variety of substantial-efficiency roots blower, which is created independently based on the
domestic and international sophisticated systems. Many patented technologies have been adopted on Roots
Blower, and therefore we have produced important consequences in power conservation and noise reduction, and many others.. So far, our
business has invested far more than thirty,000,000 RMB to introduce these kinds of superior skilled tools as
horizontal machining center, vertical machining centre, two-way CNC floor planer, CNC lathe, CNC milling
device, CNC planer, airplane grinder, cylindrical grinding machine, and 3 coordinates tests device.
Besides, we have taken different steps to CZPTize the procedure movement such as operating and cooperating
with a lot of scientific research units, schools and universities at house and overseas. We also continually attempt to
take up and increase the domestic superior production technologies, so as to promote the upgrading and
optimization of the merchandise and make the item quality reach the advanced amount at property and abroad.
ESR -variety Roots Blower consists of a number of sequence this sort of as Three-leaves Sort, Two-leaves Variety and Centrifugal
Type,which can be further divided to hundreds of kinds. The goods are commonly utilised in sewage treatment method,
pneumatic conveying,vacuum packaging, aquaculture, foods processing, electrical electricity, petrochemical, cement,
mining and other industries. Our items have these kinds of benefits as reduced sounds, strength saving, stable top quality,
and extended services daily life, and so forth.. With the sales outlets throughout the domestic capital cities, our products offer properly all
above the nation, and have been exported to North CZPTica,Russia, Malaysia, Indonesia, Vietnam, South Africa
and some other international locations. Possessing obtained the ISO9001 CZPT CZPT Method Certification, we have
set up and improved the high quality assurance of the merchandise planning, manufacturing, and set up.
From the approach of design and style, analysis and improvement to the completed products, we have received the total
approach controlled independently, as a result delivering the complete foundation and trustworthiness promise for the goods steadiness
and durability. Obtaining a perfect revenue community and after-income support, we give our buyers with larger-
high quality and much more effective service.All employees of our organization sincerely welcome the broad masses of pals to
information, and negotiate enterprise with us.

Our Roots Blower Workshop

         Doosn Horzitonal CZPT Center

The Software of the Roots Blower

Servicing and inspection
(1) Verify all fasteners and locating pins circumstances no matter whether they are loosening.
(2) Always examine whether the leakage phenomenon of the physique.
(3) Pay out interest to lubrication, amount of grease and noises when running,
decide no matter whether it operates underneath the necessary problems.
(four) CZPT & grease: The lubricant is for medium load industrial equipment oil
(quality 220, kinematic viscosity of 198 ~ 242mm2 / s 40ºC, flash position ≥ 200ºC)
The grease is butter (synthetic lithium grease penetration 220-250, drop point ≥
190ºC). Exchange the lubricant and grease soon after very first 200 several hours running, and exchange
once again soon after a moth operating. Later on, replace the lubricant and grease in accordance to the
setting and lubricant (grease) top quality suggest a suitable substitution for 3
months.
(5) Always check the inlet air filter, clean or change the filter in time.
(six) Blower overload occasionally not immediately shown, so pay out consideration to
the consumption and exhaust stress, bearing temperature and the recent increase traits
of motor to figure out regardless of whether the blower performs typically
(seven) Just before disassembling the blower, the assembling relation and dimensions
should be recorded or calculated, make marks on factors to make sure the CZPT
requirements after assembling.
(eight) When newly machine or overhaul, the oil tank should be cleaned just before use
and suggest substitute all grease right after 8 hrs operating.

Widespread failure purpose and troubleshooting

No Failure Possible factors Elimination techniques
one Friction
among the
impeller
(1) Impurities on the impeller,
ensuing in the gap is as well small
(2) Equipment wear, resulting in a
big backlash
(three) The equipment is not properly set,
can not keep the impeller
synchronization
(four) Bearing dress in ensuing in
clearance increasing.
(one) Remove dirt and examine
no matter whether there is injury parts
(two) Change the gear hole, replace
the gears if the equipment backlash is
increased than the average 30% to
fifty%
(three)Re-assemble the gears, maintain
the taper get in touch with area is to seventy five%
(four)Replace the bearing
two Collision
between
impeller and
wall, the
impeller best
and casing
(one) Set up gap is not right
(two) operating pressure is as well
substantial, exceeding the specified
worth
(3) Running temperature is also large
(4) Casing or foundation deformation,
positioning fan failure
(5) Bearing axial area is not excellent
(one) Change the gap
(2) Determine causes of
overloading, lowered the stress
to the specified price
(3) Examine the installation
precision and decrease the pipe
tension
(4) Examine and fix bearings,
and to guarantee the clearance
(5)Relocation
3 Temperature
too higher
(1) Oil in tank is also much, as well
thick or as well filthy
(2) CZPT or silencer is blocked
(three)The pressure is larger than
the specified worth
(4)Excessive wear of the
impeller, big hole
(5)Poor air flow, indoor
temperature is substantial, ensuing in
inlet air’s substantial temperature
(six) The rotating pace is as well low,outcome in the belt slipping.
(one)Minimize the oil degree or depend on
oil
(two)Remove of blocking objects
(3)Decreasing the force by way of
the blower
(four)Repair its clearance
(five)Open up vents to reduce area
temperature
(6) Improve pace to avert the
belt slipping.
4 Inadequate
flow
(one) The inlet filter is blocked
(2) Impeller put on and the gap
increases too considerably
(3) Belt slipping
(four) Huge imports stress reduction
(5) CZPT ventilation leakage
(one) Thoroughly clean the filter dust and
obstruction
(two) Mend the gap
(3)Tighten the belt and increase
the amount of belts
(4)Alter the inlet pressure to the
specified price
(five) Verify and fix the pipeline
five Oil leaking or
oil leaking
into the enclosure
(1)Higher tank situation result in
leakage from the discharge port
(2) Seal dress in, resulting in shaft oil spills
(3) The pressure is increased than
the specified benefit

 
(one)Decrease the oil level
(two)Substitute the seals
(three)Clear the air vents, 2mm diameter faucet is mounted in the
middle chamber, open the faucet
beneath the wall
six Abnormal
vibration and
noise
(1)Bearing clearance exceeds the
specified benefit or bearing dress in
(2) The equipment backlash is also
massive, not in a restricted fastened
(three) The international objects and dust
triggered by the impeller and the
impeller, the impeller and the
housing collision
(four) the impeller shaft
deformation triggered the collision
caused by overload,
(five) Friction in between the impeller
and the inlet housing caused by
overheating
(six) Unbalance of the impeller
caused by fouling or international
body
(seven) CZPT bolts or other
fasteners are loosened
(1)Exchange bearings or bearing
seat
(two)Reassemble equipment and ensure
backlash
(three)Cleansing blower, check the
case is broken
(4)Check the back strain, check
the wheel and adjust hole
(5)Verify the filter and back
pressure, improve the gap
in between the impeller inlet and the
casing
(six)Clean the impeller and the
casing, to make certain that the impeller
clearance perform
(7) Tighten the anchor bolts and
leveling the base.
seven Motor
overload
(1)In contrast with the necessary
pressure, the pressure big difference
is large that the back again stress or
the inlet pressure is substantial
(two) In contrast with the
gear needs, blower
circulation is way too huge, so its force
increases
(three)Inlet filter is blocked, or outlet
pipe is obstructed or blocked
(4) Collusion or friction (stuck)
rotating elements
(five) The oil degree is also substantial
(6) Slender V-belt is overheat,
vibration is also massive, or pulley
is way too little
(one) Minimize the strain to the
specified benefit
(2) Exhaust the excessive gas into
the atmosphere or lessen the
blower pace
(3) Get rid of the obstructions
(four)Immediately shut down, examine
the reason
(5) Modify the oil to the appropriate
level
(6) Examine the belt rigidity, and
changed it with massive diameter
pulley.

Our Service

one. Pre promote service                                                                              2. Soon after sell service                                          
a. advise the ideal model                                             c. on the internet technical help,                                                                                   
b. manufacturing facility tour                                                                              d. whole existence spare components and techinical support

Gurantee

twelve months gurantee for our roots blowers
 

Φ 100mm Double Oil Case Roots Blower with 11kw Motor