RELATION BETWEEN FREQUENCY / SPEED OF MOTOR & ENERGY SAVINGS FOR CENTRIFUGAL FAN / PUMP
SPEED IN %	SPEED IN RPM	FREQUENCY IN Hz	VOLUME IN %	PRESSURE IN %	ENERGY CONSUMPTION IN %	ENERGY SAVING IN %
100	1500	50	100	100	100	0
98	1470	49	98	96	94	6
96	1440	48	96	92	88	12
94	1410	47	94	88	83	17
92	1380	46	92	85	78	22
90	1350	45	90	81	73	27
88	1320	44	88	77	68	32
86	1290	43	86	74	64	36
84	1260	42	84	71	59	41
82	1230	41	82	67	55	45
80	1200	40	80	64	51	49
78	1170	39	78	61	47	53
76	1140	38	76	58	44	56
74	1110	37	74	55	41	59
72	1080	36	72	52	37	63
70	1050	35	70	49	34	66
68	1020	34	68	46	31	69
66	990	33	66	44	29	71
64	960	32	64	41	26	74
62	930	31	62	38	24	76
60	900	30	60	36	22	78
58	870	29	58	34	20	80
56	840	28	56	31	18	82
54	810	27	54	29	16	84
52	780	26	52	27	14	86
50	750	25	50	25	13	87
48	720	24	48	23	11	89
46	690	23	46	21	10	90
44	660	22	44	19	9	91
42	630	21	42	18	7	93
40	600	20	40	16	6	94