Model Rated Power (kw) rated displacement (m3 / min) Rated discharge pressure (mpa) Transmission Weight (kg) Dimensions (mm) exhaust port size ZG-10P 7.5 1.21 0.7 Belt 240 950 × 580 × 900 3/4 "belt 1.12 0.8 240 950 × 580 × 900 3/4" 1.0 1 belt 240 950 × 580 × 900 3/4 "0.81 1.2 Belt 240 950 × 580 × 900 3/4" ZG-15P 11 1.70 0.7 Belt 330 1100 × 700 × 982 1 "1.60 0.8 Belt 330 1100 × 700 × 982 1" 1.35 1 belt 330 1100 × 700 × 982 1 "1.20 1.2 Belt 330 1100 × 700 × 982 1" ZG-20P 15 2.60 0.7 Belt 3801100 × 700 × 982 1 "2.30 0.8 Belt 380 1100 × 700 × 982 1" 2.10 1 belt 380 1100 × 700 × 982 1 "1.90 1.2 Belt 380 1100 × 700 × 982 1" ZG-25P 18.5 3.20 0.8 Direct 480 1300 × 800 × 1000 1 "ZG-30P 22 3.60 0.8 Direct 510 1300 × 800 × 1000 1" 3.10 1 Direct 510 1300 × 800 × 1000 1 "ZG-40P 30 5.07 0.8 Direct 700 1480 × 900 × 1180 1 1 / 4 "6.27 0.8 Direct 730 1480 × 900 × 1180 1 1/4" ZG-50P 37 5.80 1 Direct 730 1480 × 900 × 1180 1 1/4 "ZG-75P 55 10.0 0.8 Direct 1100 1750 × 1100 × 1350 1 1/2 "1 rugged and reliable host well-known brand, highly efficient and stable, durable, and its zero-fault lowest maintenance cost is known. 2. Optional drive (external). 3. Using magnetic door structure, innovative, long-term low dry. The sophisticated and reliable transmission, can effectively optimize motor performance, 18.5kw above models maintenance-free life. 5. 18.5kw above are straight-line type, power consumption is small. 6. Standard operating ambient temperature up to 46 ℃, easy installation in harsh environment more occasions.