Model | Unbalanced force | Frequency[min] | Vibration Power(N) | Air consumption [/min] | Decibel [dB(A)] | ||||||||
(cm/kg) | 2bar | 4bar | 6bar | 2bar | 4bar | 6bar | 2bar | 4bar | 6bar | 2bar | 4bar | 6bar | |
NCB 1 | 0.0048 | 32,400 | 42,000 | 46,800 | 277 | 475 | 601 | 45 | 83 | 104 | 82 | 85 | 90 |
NCB 2 | 0.0091 | 28,800 | 36,000 | 40,200 | 414 | 647 | 807 | 48 | 85 | 120 | 80 | 81 | 86 |
NCB 3 | 0.0288 | 18,000 | 22,200 | 25,200 | 516 | 784 | 1,810 | 77 | 141 | 171 | 82 | 85 | 90 |
NCB 5 | 0.0461 | 15,300 | 19,000 | 22,000 | 591 | 930 | 1,244 | 56 | 82 | 162 | 86 | 92 | 94 |
NCB10 | 0.1312 | 12,000 | 15,000 | 17,400 | 1,035 | 1,617 | 2,176 | 133 | 270 | 456 | 80 | 85 | 88 |
NCB 20 | 0.2110 | 11,700 | 14,400 | 16,200 | 1,584 | 2,400 | 3,037 | 132 | 275 | 461 | 84 | 88 | 92 |
NCB 50 | 0.5224 | 7,200 | 8,700 | 11,700 | 1,484 | 2,167 | 3,919 | 211 | 505 | 817 | 92 | 92 | 93 |
NCB 70 | 0.8081 | 2.5bar upward 8,700 | 10,800 | 12,000 | 3,354 | 5,169 | 6,381 | 277 | 492 | 800 | 90 | 92 | 99 |