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RLQU Improved Flange Quick Installation Diaphragm Coupling

The improved RLQF has smaller additional bending moments and better performance. Suitable for drum pressure fans, turbine compressors, and other high speed applications.

RLQU Improved Flange Quick Installation Diaphragm Coupling
ModelDDAD1/D2D3d1/d2max)d4L1/L2E
Standard/(min)
LMaximum Allowable SpeedNominal TorqueMaximum Instantaneous Torque
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)n max(r/min)T(N.m)Tmax(N.m)
RLQU103-612410310362604965460/120260380009802500
RLQU125-614612512776705875460/1202723500015005300
RLQU145-616814515080857590460/1202903000020006500
RLQU158-61881581808910085105460/13034027500380015000
RLQU175-621017520010012099125460/16040024500650025000
RLQU205-6235205210118135117140460/16043023500980027500
RLQU235-6270235232139155140165460/190525210001100043500
RLQU255-6298255250154170150180460/195545185001400065000
RLQU280-6320280277169185167195460/200590160002150085350
RLQU300-6350300305184205182215460/210620148502650091500
RLQU330-6382330336208225200235460/2507101350032000128000
RLQU370-6425370365234245220255500/2707801250045000185000
RLQU400-6455402405242270232290500/3058851100078500282000
RLQU435-6490435440278295270315500/30592510000100000315000
RLQU485-6545485490305325300345550/33010008500150000470000
RLQU540-6600540532352355344375550/33010707350200000525000
Modeld3Mass Point
G
Angular DeviationMaximum axial deviationSIntermediate Mass
m
Intermediate moment of inertiaIntermediate torsional stiffnessWeight
M
Torsional StiffnessRotational InertiaTightening torque
(mm)(mm)(±△º)(Max±△mm)(mm)10-3kg/mmJs10-6(Kg.m²/mm)Ct-106(Nm.mm/rad)(Kg)Ct-106(N.m/rad)Js10-6(Kg.m²/mm)F' (N.m)
RLQU103-6
52.410.35°0.993.83257.64758
RLQU125-6
61.4851125.35.0451.312.8151138
RLQU145-6
70.61138.821414319.5150318
RLQU158-6
80.021.2516102020328217578
RLQU175-6
96.61.251711.53131442.54721298
RLQU205-6
103.51.7521155657156.547820315
RLQU235-6
120.21.75232010510668989448315
RLQU255-6
1321.825231461489112.5150267145
RLQU280-6
142.71.83130.12322361138151711545
RLQU300-6
149.1233333013089173.21562160.645
RLQU330-6
164.3235444904989247262225845
RLQU370-6
185.52.253557.577178603374242466.745
RLQU400-6
207.233775.51129115094059109732945
RLQU435-6
212.533780150416140515.5154501001045
RLQU485-6
245.23.25401052570261836902038018490100
RLQU540-6
262.44401334290436829032335029500100
ModelDDAD1/D2D3d1/d2max)d4L1/L2E
Standard/(min)
LMaximum Allowable SpeedNominal TorqueMaximum Instantaneous Torque
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)n max(r/min)T(N.m)Tmax(N.m)
RLQU158-81881581479410082105460/1303401220020006500
RLQU175-821017517510811597120460/16040010000350010500
RLQU205-8235207197135130123135460/2505209500800019500
RLQU235-8280240235152155138165460/27060080001600047800
RLQU255-8300258260164175149185460/30567575002500063000
RLQU300-8345302292198195184205460/30571565003150073700
RLQU345-8402346344234230217240500/250730550040000123000
RLQU370-84253723682482445228255500/270780520063000165000
RLQU400-8453402396257270232290500/305885475080000228000
RLQU435-8490435435293290270310500/3059254400100000254000
RLQU485-8550485474327315300335550/33010003900140000400000
RLQU540-8600540526374350344370550/33010703500200000448000
RLQU610-8665610587420390385410600/38512053200250000669000
Modeld3Mass Point
G
Angular DeviationMaximum axial deviationSIntermediate Mass
m
Intermediate moment of inertiaIntermediate torsional stiffnessWeight
M
Torsional StiffnessRotational InertiaTightening torque
(mm)(mm)(±△º)(Max±△mm)(mm)10-3kg/mmJs10-6(Kg.m²/mm)Ct-106(Nm.mm/rad)(Kg)Ct-106(N.m/rad)Js10-6(Kg.m²/mm)F' (N.m)
RLQU158-8
87.80.25°0.6171220203293511108
RLQU175-8
94.50.917133131442.562022010
RLQU205-8
103.81.12119.1808115890443812.5
RLQU235-8
121.51.12325.1132134498178586528
RLQU255-8
133.41.425291781810125.5306995031.5
RLQU300-8
151.51.7313330130691743909159745
RLQU345-8
174.423342.560261332755365348463
RLQU370-8
187.42.13559833848533290434677100
RLQU400-8
207.22.23575.5112911509435.21230013500140
RLQU435-8
212.52.437801504161405541545018780180
RLQU485-8
245.22.6401052570261837422038030280224
RLQU540-8
262.42.75401334290436829562335047500280
RLQU610-8
302.13.44616968707003313253732081300400
ModelDDAD1/D2D3d1/d2max)d4L1/L2E
Standard/(min)
LMaximum Allowable SpeedNominal TorqueMaximum Instantaneous Torque
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)n max(r/min)T(N.m)Tmax(N.m)
RLQU205-10235207190135130119135460/250520185002000054000
RLQU235-10280240225152155132165460/2706001550035500113500
RLQU255-10300258255164175140185460/3056751450050000145000
RLQU300-10345302286198195176205460/3057151250063000165000
RLQU345-10402346345234230217240500/2507301100078500245000
RLQU370-10425372368248245228255500/27078010000124500348500
RLQU400-10453402400257270232290500/3058859500158500518000
RLQU435-10490435435293290270310500/3059258700178500575000
RLQU485-10550485480327315300335550/33010007500245000860000
RLQU540-10600540530374350344370550/33010706850358500965000
RLQU610-10665610590410390386410600/385120560005550001450000
Modeld3Mass Point
G
Angular DeviationMaximum axial deviationSIntermediate Mass
m
Intermediate moment of inertiaIntermediate torsional stiffnessWeight
M
Torsional StiffnessRotational InertiaTightening torque
(mm)(mm)(±△º)(Max±△mm)(mm)10-3kg/mmJs10-6(Kg.m²/mm)Ct-106(Nm.mm/rad)(Kg)Ct-106(N.m/rad)Js10-6(Kg.m²/mm)F' (N.m)
RLQU205-10
116.40.2°0.821251008115814503808
RLQU235-10
121.50.852335175134495266087015
RLQU255-10
121.50.95234526113441283930144015
RLQU300-10
133.41.1526484451810175.55405254045
RLQU345-10
151.51.431516023069278.57921599045
RLQU370-10
174.41.53359833613333611450805045
RLQU400-10
187.41.505357510778485445155401239045
RLQU435-10
207.223578.5151011509559199501885045
RLQU485-10
212.52.1538104.5257016140748.5293853050045
RLQU540-10
245.22.3401334285261839603942547950100
RLQU610-10
262.42.84617066724368213285945081560100
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