Silencers DSA/FPR – DDA/FPD

Recommended for silencing the exhausts of small and medium sized diesel and petrol engines. The DSA/FPR have twin chambers and provides 25 dB(A) attenuation, and the DDA/FPD have triple chambers and provides 30dB(A) attenuation.

Pipe suspension and silencer on the ferry Merkurius. Suspended with our all metal VTCI mounts for vibration isolation.

Vibratecs exhaust bellow VTAD and our silencer for the ferry Merkurius

Product Characteristics

Recommended for silencing the exhausts of small and medium sized diesel and petrol engines.

DSA/FPR

Twin chambers – provides 25 dB(A) attenuation

DDA/FPD

Triple chambers – provides 30dB(A) attenuation

Connections

1,5” to 3”, B:S:P: nipple connetion
3,5” to 7”, flanges acc.to DIN2573 (PN6)
8” and larger, flanges acc.to DIN86044

Finish

Heat resistant paint.

Material

Mild Steel, Cor-Ten, stainless Steel Grades 304L, 316L & 409. Alternative configurations, mating flange assemblies, lifting lugs, support feet horizontal & vertical.

Product Applications

Recommended for silencing the exhausts of small and medium sized diesel and petrol engines.

Technical Specifications

silencers-dsa-fpr-and-dda-fpd-technical-specifications.xlsx

Dimensions

Type		A	B	C		D	E	F	G	H	Weight
Connections	B.S.P.Nipple connections			DSA	DDA						DSA	DDA
		DN (inches)	mm	mm	mm	mm	mm	mm	mm	mm	kg	kg
		25 (1.0")	89	255	380	16	–	13	15	7	1	2
		38 (1.5")	115	380	560	30	–	21	24	12	3	4
		50 (2.0")	152	510	765	35	–	27	30	14	5	8
		65 (2.5")	178	610	889	38	–	33	38	19	7	12
		75 (3.0")	206	735	1015	48	–	40	46	22	12	15
	DIN2573 (PN6)			FRP	FPD						FRP	FPD
		90 (3.5")	260	800	1000	75	205	70	45	–	23	30
		100 (4.0")	280	900	1200	75	215	75	51	–	26	33
		125 (5.0")	360	900	1200	75	255	90	64	–	43	55
		150 (6.0")	410	1000	1400	75	280	100	77	–	48	67
		175 (7.0")	460	1100	1600	75	305	115	90	–	91	110
	DIN86044	200 (8.0")	510	1300	1800	75	330	125	102	–	105	125
		225 (9.0")	560	1500	2000	75	355	150	112	–	155	180
		250 (10.0")	610	1700	2200	75	380	165	128	–	200	232
		300 (12.0")	710	2300	2800	100	460	190	153	–	355	380
		350 (14.0")	760	2500	3000	100	500	215	178	–	390	422
All dimensions in mm unless otherwise stated