Overload protection as the pump with safety valve, pressure relief valve total reflux pump rated discharge pressure of 1.5 times. Also allow the discharge pressure range to be adjusted according to actual needs. But note that the safety valve valve can not be long-term work, when necessary, be installed in the pipeline. Shaft end seal design in two forms, one for mechanical seals, one is packing seal, according to the specific usage and user requirements. Performance parameters Model? Flow Q speed nr / min? Discharge pressure pMpa NPSH rm efficiency η%? Motor m3 / h Frequency Hz Power KW? Model YCB0.6-0.6 0.6 910 0.6 5.5 32 50 0.75 Y90S-6 1.0 1390 50 0.75 Y80L2-4 0.7 1130 60 0.75 Y90S-6 1.2 1710 60 0.75 Y80L2-4 YCB0.6-1.6 0.6 910 1.6 7.0 70 50 1.1 Y90L-6 1.0 1400 50 1.5 Y90L-4 0.7 1130 60 1.1 Y90L-6 1.2 1710 60 1.1 Y90S-4 YCB1.6-0.6 1.6 910 0.6 5.5 42 50 0.75 Y90S-6 2.5 1400 50 1.1 Y90S-4 1.9 1130 60 1.1 Y90L-6 3.0 1710 60 1.5 Y90L-4 YCB1.6-1.6 1.6 940 1.6 7.0 71 50 2.2 Y112M-6 2.5 1440 50 4 Y112M-4 1.9 1150 60 2.2 Y112M-6 3.0 1750 60 4 Y112M-4 YCB3.3-0.6 3.3 940 0.6 5.0 60 50 1.5 Y100L-6 5.0 1420 50 2.2 Y100L1-4 4.0 1150 60 1.5 Y100L-6 6.0 1730 60 2.2 Y100L1-4 YCB3.3-1.6 3.3 960 1.6 7.0 72 50 5.5 Y132M2-6 5.0 1440 50 7.5 Y132M-4 4.0 1170 60 4 Y132M1-6 6.0 1750 60 7.5 Y132M-4 YCB4-0.6 4.0 940 0.6 5.0 60 50 1.5 Y100L-6 6.0 1420 50 2.2 Y100L1-4 4.8 1150 60 2.2 Y112M-6 7.2 1730 60 3 Y100L2-4 YCB4-1.6 4.0 960 1.6 7.0 72 50 5.5 Y132M2-6 6.0 1440 50 7.5 Y132M-4 4.8 1170 60 5.5 Y132M-6 7.2 1750 60 7.5 Y132M-4 YCB8-0.6 8.0 960 0.6 5.0 61 50 3 Y132S-6 12.0 1440 50 5.5 Y132S-4 9.6 1170 60 4 Y132M1-6 14.4 1750 60 5.5 Y132S -4 YCB8-1.6 8.0 970 1.6 7.0 75 50 11 Y160L-6 12.0 1460 50 15 Y160L-4 9.6 1170 60 11 Y160L-6 14.4 1760 60 15 Y160L-4 YCB10-0.6 10.0 960 0.6 5.0 62 50 4 Y132M1-6 15.0 1440 50 5.5 Y132S-4 12.0 1170 60 5.5 Y132M2-6 18.0 1750 60 7.5 Y132M-4 YCB10-1.6 10.0 970 1.6 7.0 76 50 11 Y160L-6 15.0 1470 50 15 Y160L-4 12.0 1170 60 11 Y160L-6 18.0 1770 60 18.5 Y160L-4 YCB20-0.6 20.0 970 0.6 5.0 68 50 7.5 Y160M-6 24.0 1170 60 7.5 Y160M-6 YCB25-0.6 25.0 970 0.6 5.5 69 50 11 Y160L-6 30.0 1170 60 11 Y160L-6 YCB30-0.6 30.0 970 0.6 5.5 70 50 11 Y160L-6 36.0 1170 60 11 Y160L-6 YCB40-0.6 40.0 970 0.6 5.5 72 50 15 Y180L-6 48.0 1180 60 15 Y180L-6 YCB50-0.6 50.0 970 0.6 5.5 72 50 22 Y200L2-6 60.0 1180 60 22 Y200L2-6