Fushiman PFD42-10K/16K Back Pressure Regulating Valves

Manufacturer: Fushiman Co.,LTD.
Model: PFD42-10K/16K

RFD42-10K Type Primary Pressure Regulating Valve
RFD42-16K Type Primary Pressure Regulating Valve

Model	Nominal Diameter	Primary Pressure Setting Range	Maximum Operating Temperature	Body Material	Connection
RFD42-10K/16K	40～150	0.1～1.6MPa	90℃	FC, FCD	Flange

(Foundation) Japan Fire Equipment Safety Center Registered Certified Product

Applicable Scope and Functions

Maintains the internal pipe pressure on the discharge side of the pressure-supply water equipment within a specified range.
Applicable for indoor fire hydrant equipment, sprinkler systems, water mist fire suppression systems, outdoor fire hydrant equipment, interconnected water supply systems, and foam fire suppression systems.

Nominal Diameter	40	50	65	80	100	125	150
Maximum Primary Side Operating Pressure	1.0MPa / 1.6MPa (1)
Set Pressure Adjustment Range	0～0.65, 0.6～1.0MPa / 0.6～1.6MPa (1)
Pressure Difference Between Primary and Secondary Side	0.04 ～ 1.0MPa / 0.04 ～ 1.6MPa
Operating Temperature	MAX. 90℃
Rated Cv Value	22.5	40	63	90	160	250	360
Maximum Flow Rate (ℓ/min)	533	800	1300	2000	3000	5000	7700
Offset	If the set pressure is 0.8MPa or higher: within 10% of the set pressure If the set pressure is below 0.8MPa: within 0.08MPa
Minimum Differential Pressure	0.04MPa
Minimum Adjustable Flow Rate	5～152 ℓ/min
Shutoff Pressure Drop	If the set pressure is 0.8MPa or higher: within 10% of the set pressure If the set pressure is below 0.8MPa: within 0.08MPa
Primary Pressure Adjustment Mechanism (Valve Type)	Pilot-operated
Main Components Material (Main Valve Body)	FCD450	FC200
Installation Conditions	Install upright in horizontal piping or horizontally in vertical piping

Note (1): Please specify the primary side pressure and the set pressure.

(mm, kg)

Nominal Diameter		40	50	65	80	100	125	150
Valve Body: Cast Iron JIS10K	L	220	260	290	330	390	470	530
	H1	75	90	97	110	125	155	175
	H2	260	280	300	300	320	320	345
	A	110	120	135	145	180	200	220
	E	125	113	105	125	147	177	207
	Weight (kg)	16	20	32	39	62	94	138
Valve Body: Cast Iron JIS16K	L	220	260	290	334	394	474	534