RB Series Roof Exhausters

Sturdily constructed belt drive roof exhausters ideal for industrial and commercial applications.

TEFC, ball bearing motor, maximum ambient temperature 40º C (104º F).
Heavy duty galvanized blades.
Galvanized steel wind-band and rain-proof butterfly dampers that rotate easily on brass bushings.
Cast iron pillow block bearings.
Heavy duty pulleys and belts.
Not recommended for dirty or dust laden applications.

		MODEL #	RPM	HP	0" SP				1/8" SP				1/4" SP				3/8" SP				MIN. CFM	Dba @ 5 Ft.
		SINGLE PHASE	RPM	HP	CFM	BHP	FEI	FEPact (kW)	CFM	BHP	FEI	FEPact (kW)	CFM	BHP	FEI	FEPact (kW)	CFM	BHP	FEI	FEPact (kW)	MIN. CFM	Dba @ 5 Ft.
BLADE DIAMETER	24"	RB24T10075	1090	3/4	6261	0.65	-	-	5706	0.68	-	-	5135	0.73	-	-	-	-	-	-	4700	72
		RB24T10100	1190	1	6836	0.84	0.90	0.84	6327	0.88	1.03	0.88	5893	0.93	1.11	0.92	5035	0.97	1.10	0.96	4700	74
		RB24T10150	1370	1.5	7870	1.29	0.69	1.23	7428	1.33	0.81	1.27	7018	1.38	0.91	1.31	6565	1.44	0.97	1.37	4700	78
		RB24T10200	1510	2	8674	1.72	0.58	1.61	8273	1.77	0.69	1.65	7876	1.82	0.78	1.69	7549	1.89	0.85	1.75	4700	81
	30"	RB30T10075	875	3/4	8903	0.59	-	-	8019	0.66	-	-	-	-	-	-	-	-	-	-	7300	71
		RB30T10100	965	1	9819	0.79	1.30	0.80	9022	0.87	1.41	0.87	7951	0.96	1.41	0.95	-	-	-	-	7300	73
		RB30T10150	1005	1.5	11244	1.19	1.01	1.15	10548	1.28	1.15	1.23	9775	1.37	1.23	1.30	8605	1.47	1.21	1.39	7300	78
		RB30T10200	1220	2	12414	1.60	0.85	1.50	11783	1.70	0.98	1.59	11136	1.80	1.07	1.68	10285	1.91	1.11	1.77	7300	82
		RB30T10300	1405	3	14296	2.45	0.65	2.23	13749	2.56	0.77	2.32	13201	2.67	0.87	2.42	12588	2.79	0.94	2.52	7300	85
	36"	RB36T10100	660	1	12559	0.84	1.53	0.84	10953	0.93	1.58	0.92	-	-	-	-	-	-	-	-	10000	72
		RB36T10150	750	1.5	14271	1.24	1.21	1.19	12898	1.35	1.31	1.29	11091	1.41	1.34	1.34	-	-	-	-	10000	75
		RB36T10200	835	2	15888	1.71	0.99	1.60	14661	1.84	1.11	1.71	13302	1.91	1.20	1.77	10747	1.97	1.13	1.82	10000	78
		RB36T10300	940	3	17886	2.44	0.80	2.22	16796	2.58	0.92	2.34	15636	2.69	1.01	2.43	14293	2.76	1.07	2.49	10000	83
	42"	RB42T10200	685	2	19514	1.67	1.22	1.56	17906	1.73	1.41	1.62	16111	1.89	1.44	1.75	13318	1.97	1.37	1.82	14000	78
		RB42T10300	780	3	22220	2.47	0.96	2.25	20794	2.50	1.15	2.27	19341	2.68	1.23	2.43	17561	2.87	1.25	2.59	14000	83
		RB42T10500	925	5	26351	4.11	0.70	3.63	25136	4.11	0.86	3.63	23977	4.29	0.97	3.78	22681	4.51	1.03	3.97	14000	88
		RB42T10750	1080	7.5	30767	6.55	0.51	5.67	29726	6.55	0.64	5.67	28710	6.65	0.75	5.75	27726	6.89	0.83	5.95	14000	91
	48"	RB48T10200	565	2	23424	1.68	1.44	1.57	20606	1.82	1.53	1.69	-	-	-	-	-	-	-	-	18000	77
		RB48T10300	640	3	26533	2.45	1.14	2.23	23933	2.59	1.27	2.35	21489	2.80	1.30	2.53	18256	2.97	1.25	2.67	18000	-
		RB48T10500	745	5	30886	3.86	0.86	3.42	28495	4.00	0.99	3.54	26703	4.24	1.08	3.74	24279	4.48	1.11	3.94	18000	86
		RB48T10750	870	7.5	36068	6.14	0.64	5.33	33835	6.27	0.76	5.43	32299	6.55	0.85	5.67	30723	6.83	0.93	5.90	18000	90
	54"	RB54T10300	530	3	30080	2.46	1.28	2.24	27332	2.58	1.44	2.34	24060	2.82	1.44	2.54	-	-	-	-	23000	79
		RB54T10500	625	5	35472	4.03	0.94	3.56	33139	4.21	1.09	3.71	30532	4.41	1.18	3.88	27599	4.72	1.19	4.14	23000	84
		RB54T10750	720	7.5	40863	6.16	0.71	5.34	38809	6.44	0.84	5.58	36754	6.52	0.97	5.64	34382	6.84	1.03	5.91	23000	88
		RB54T11000	795	10	45120	8.29	0.59	7.11	43236	8.67	0.70	7.43	41484	8.67	0.83	7.43	39344	8.99	0.90	7.69	23000	91
	60"	RB60T10500	520	5	42969	4.22	1.07	3.72	38510	4.50	1.18	3.96	34050	4.78	1.21	4.19	-	-	-	-	29000	72
		RB60T10750	595	7.5	49167	6.32	0.83	5.48	45269	6.64	0.95	5.74	41372	6.96	1.02	6.01	35070	7.02	1.02	6.06	29000	87
		RB60T11000	650	10	53172	8.24	0.69	7.07	50144	8.59	0.82	7.36	46576	8.94	0.90	7.65	43008	9.28	0.95	7.93	29000	89
		--	745	15	61562	12.41	0.53	10.51	58449	12.80	0.64	10.83	55336	13.20	0.73	11.16	52223	13.60	0.79	11.49	29000	92

		MODEL #	RPM	HP	0" SP				1/8" SP				1/4" SP				3/8" SP				MIN. CFM	dBa @ 5 Ft.
		THREE PHASE	RPM	HP	CFM	BHP	FEI	FEPact (kW)	CFM	BHP	FEI	FEPact (kW)	CFM	BHP	FEI	FEPact (kW)	CFM	BHP	FEI	FEPact (kW)	MIN. CFM	dBa @ 5 Ft.
BLADE DIAMETER	24"	RB24T30075*	1090	3/4	6261	0.65	-	-	5706	0.68	-	-	5135	0.73	-	-	-	-	-	-	4700	72
		RB24T30100*	1190	1	6836	0.84	0.93	0.82	6327	0.88	1.06	0.85	5893	0.93	1.14	0.90	5035	0.97	1.12	0.93	4700	74
		RB24T30150*	1370	1.5	7870	1.29	0.70	1.22	7428	1.33	0.82	1.26	7018	1.38	0.92	1.30	6565	1.44	0.97	1.35	4700	78
		RB24T30200*	1510	2	8674	1.72	0.58	1.61	8273	1.77	0.69	1.66	7876	1.82	0.78	1.70	7549	1.89	0.85	1.76	4700	81
	30"	RB30T30075*	875	3/4	8903	0.59	-	-	8019	0.66	-	-	-	-	-	-	-	-	-	-	7300	71
		RB30T30100*	965	1	9819	0.79	1.34	0.77	9022	0.87	1.45	0.84	7951	0.96	1.44	0.93	-	-	-	-	7300	73
		RB30T30150*	1005	1.5	11244	1.19	1.03	1.13	10548	1.28	1.16	1.21	9775	1.37	1.24	1.29	8605	1.47	1.21	1.38	7300	78
		RB30T30200*	1220	2	12414	1.60	0.84	1.50	11783	1.70	0.98	1.59	11136	1.80	1.07	1.68	10285	1.91	1.11	1.78	7300	82
		RB30T30300*	1405	3	14296	2.45	0.66	2.20	13749	2.56	0.78	2.29	13201	2.67	0.88	2.39	12588	2.79	0.95	2.49	7300	85
	36"	RB36T30100*	660	1	12559	0.84	1.57	0.82	10953	0.93	1.62	0.90	-	-	-	-	-	-	-	-	10000	72
		RB36T30150*	750	1.5	14271	1.24	1.23	1.18	12898	1.35	1.33	1.27	11091	1.41	1.35	1.33	-	-	-	-	10000	75
		RB36T30200*	835	2	15888	1.71	0.99	1.60	14661	1.84	1.10	1.72	13302	1.91	1.19	1.78	10747	1.97	1.12	1.84	10000	78
		RB36T30300*	940	3	17886	2.44	0.81	2.19	16796	2.58	0.93	2.31	15636	2.69	1.02	2.41	14293	2.76	1.08	2.47	10000	83
	42"	RB42T30200*	685	2	19514	1.67	1.22	1.57	17906	1.73	1.40	1.62	16111	1.89	1.43	1.76	13318	1.97	1.36	1.84	14000	78
		RB42T30300*	780	3	22220	2.47	0.97	2.21	20794	2.50	1.17	2.24	19341	2.68	1.25	2.40	17561	2.87	1.26	2.56	14000	83
		RB42T30500*	925	5	26351	4.11	0.70	3.63	25136	4.11	0.86	3.63	23977	4.29	0.96	3.79	22681	4.51	1.03	3.99	14000	88
		RB42T30750*	1080	7.5	30767	6.55	0.52	5.61	29726	6.55	0.65	5.61	28710	6.65	0.76	5.70	27726	6.89	0.84	5.91	14000	91
	48"	RB48T30200*	565	2	23424	1.68	1.44	1.58	20606	1.82	1.52	1.70	-	-	-	-	-	-	-	-	18000	77
		RB48T30300*	640	3	26533	2.45	1.16	2.20	23933	2.59	1.29	2.32	21489	2.80	1.32	2.50	18256	2.97	1.26	2.65	18000	-
		RB48T30500*	745	5	30886	3.86	0.86	3.41	28495	4.00	0.99	3.53	26703	4.24	1.08	3.74	24279	4.48	1.10	3.96	18000	86
		RB48T30750*	870	7.5	36068	6.14	0.64	5.26	33835	6.27	0.77	5.37	32299	6.55	0.86	5.61	30723	6.83	0.93	5.86	18000	90
	54"	RB54T30300*	530	3	30080	2.46	1.29	2.21	27332	2.58	1.46	2.31	24060	2.82	1.45	2.52	-	-	-	-	23000	79
		RB54T30500*	625	5	35472	4.03	0.94	3.56	33139	4.21	1.09	3.72	30532	4.41	1.18	3.90	27599	4.72	1.18	4.18	23000	84
		RB54T30750*	720	7.5	40863	6.16	0.72	5.27	38809	6.44	0.85	5.52	36754	6.52	0.98	5.59	34382	6.84	1.04	5.87	23000	88
		RB54T31000*	795	10	45120	8.29	0.59	7.08	43236	8.67	0.70	7.41	41484	8.67	0.83	7.41	39344	8.99	0.90	7.69	23000	91
	60"	RB60T30500*	520	5	42969	4.22	1.07	3.73	38510	4.50	1.17	3.98	34050	4.78	1.20	4.23	-	-	-	-	29000	72
		RB60T30750*	595	7.5	49167	6.32	0.84	5.41	45269	6.64	0.96	5.69	41372	6.96	1.03	5.97	35070	7.02	1.03	6.03	29000	87
		RB60T31000*	650	10	53172	8.24	0.69	7.04	50144	8.59	0.82	7.34	46576	8.94	0.90	7.65	43008	9.28	0.95	7.94	29000	89
		RB60T31500*	745	15	61562	12.41	0.54	10.49	58449	12.80	0.64	10.82	55336	13.20	0.73	11.16	52223	13.60	0.79	11.51	29000	92

Dimensions


MODEL #	A Dia.	B Dia.	C Sq.	D	E	F	G (MAX.)
RB24	25"	31 1/2"	29 1/2"	3"	4"	19"	18 1/2"
RB30	31"	36 1/2"	35 1/2"	3"	4"	22"	18 1/2"
RB36	37"	43 1/2"	41 1/2"	3"	4"	25"	18 1/2"
RB42	43"	49 1/2"	47 1/2"	3"	4"	27"	18 1/2"
RB48	49"	55 1/2"	53 1/2"	3"	4"	30"	18 1/2"
RB54	55"	61 1/2"	59 1/2"	3"	4"	36"	21"
RB60	61"	70	68	2"	5"	42"	21"

Replacement Parts

View replacement parts

Options

Roof curb.
Disconnect switch.

RB Series Roof Exhausters - Belt Drive