Pressure relief valve, Pump safety block

รายละเอียด Pump safety block รุ่น DBAW...1X

• Size 32, 40
• Component series 1X
• Maximum operating pressure 350 bar
• Maximum flow 650 l/min

Features

• Zero-pressure start-up and circulation of the pump
• For direct mounting to the SAE pressure port of the pump
• Quick pressure build-up
• 4 adjustment types for pressure adjustment, optionally
  • Rotary knob
  • Sleeve with hexagon and protective cap
  • Lockable rotary knob with scale
  • Rotary knob with scale
• 5 pressure ratings, optional
• Solenoid-actuated unloading via a built-on directional valve
• Integrated check valve, optional
• Switching shock damping, optional

Type code

1. Only … 315 bar
2. Ordering code only required if 02 = “W”
3. Please observe pressure ratings and connection dimensions! (see dimensions)
4. H-key with the material no. R900008158 is included in the scope of delivery.
5. Hyphen “–” only required if 02 = “W” and 12 and 13 = “no code”
6. Mating connectors, separate order.
7. Ordering code only required if 02 = “W” and 13 = “S”

Preferred types and standard units are contained in the EPS (standard price list).

Pressure relief valve, Pump safety block

รายละเอียด Pump safety block รุ่น DBAW...2X

• Size 16 … 32
• Component series 2X
• Maximum operating pressure 350 bar
• Maximum flow 400 l/min

Features

• Zero-pressure start-up and circulation of the pump
• Intended for direct mounting onto the SAE pressure port of the pump
• Low circulation pressure due to short distance
• Low compression volume for soft switching to depressurized circulation
• Quick pressure build-up
• 4 adjustment types for pressure adjustment, optionally Rotary knob
  • Sleeve with hexagon and protective cap
  • Lockable rotary knob with scale
  • Rotary knob with scale
• 5 pressure ratings, optional
• Low noise level due to direct flange mounting at the pump

Type code

Type
01	Pump safety block with mounted directional spool valve		DBAW
Size
02	NG 16		15
	NG 25		25
	NG 32		32
03		With mounted directional spool valve 4WE 6 L37B.6X/..; normally closed	A
		With mounted directional spool valve 4WE 6 H 6X/..; normally open 1)	B
		With mounted directional spool valve 4WE 6 HB 6X/..; normally open 2)
Type of connection / SAE flange 3)
04	Standard flange (207 ... 345 bar)		F
	High-pressure flange (345 bar)		H
Adjustment type for pressure adjustment 4)
05	Rotary knob (rotary knob with "KW" scale)		1
	Sleeve with hexagon and protective cap (spindle with internal hexagon, without scale, with protective cap, sealable “S”; spindle with scale, with protective cap “AS”)		2
	Lockable rotary knob with scale (lockable rotary knob with "KS" scale) incl. H-key		3
	Rotary knob with scale (rotary knob with "KW" scale)		7
06	Without pressure switch		–
	With mounted pressure switch type HED 8 OH… (connector according to DIN EN 175301-803, without mating connector)		D 5)
Component series
07	Component series 20 … 29 (20 … 29: unchanged installation and connection dimensions)		2X
Pressure rating 7)
08	Set pressure up to 50 bar		50
	Set pressure up to 100 bar		100
	Set pressure up to 200 bar		200
	Set pressure up to 315 bar		315
	Set pressure up to 350 bar		350
09	Without additional pressure relief valve (standard, only one pressure limitation)		no code
	With mounted pressure relief valve type ZDB 6 VB…-4X/..SO2		Z6)
	With mounted pressure relief valve type Z2DB 6 VC…-4X/..SO2		ZZ 6) 7)
10	Standard version		no code
	Valve for minimum cracking pressure		U
11	High-power solenoid, wet-pin, with detachable coil		6E
12	Direct voltage 24 V		G24
	Direct voltage 205 V		G205
	Alternating voltage 230 V, 50/60 Hz		W230
13	With concealed manual override (standard)		N9 8)
	With manual override		N 8)
	Without manual override		no code
Electrical connection 1)
14	Without mating connector; connector DIN EN 175301-803		K4 5)
Nozzle fitting
15	Fixed pumps
	Lateral channel closed, transverse channel open, pilot oil bore open; (standard for displacement pumps; pure DBW function)		no code
	Variable pumps
	Lateral channel closed, transverse channel open, pilot oil bore closed (e.g. for axial piston variable displacement pump type A4VSO140 with DRG controller)		A00
	Nozzle Ø0.8 mm in lateral channel, transverse channel open; pilot oil bore closed (standard for control pumps with DFR1 or DFLR controller)		A08 9)
	Nozzle Ø1.0 mm in lateral channel, transverse channel open; pilot oil bore closed (for nozzle fitting of the block, refer to the circuit examples)		A10 9)
Seal material
16	NBR seals		no code
	FKM seals		V
Type-examination procedure
17	Without type-examination procedure		no code
	Type-examination tested safety valve according to PED 2014/68/EU		E

1. In versions with pressure relief valve type Z(2)DB
2. In versions without pressure relief valve type Z(2)DB
3. Observe pressure ratings and connection dimensions!
4. Adjustment type for pressure switch type HED8 in brackets!
5. Mating connectors, separate order
6. Identical pressure rating for pressure limitation screw-in cartridge valve type DB 20 K, pressure relief valve (sandwich plate valve) type Z(2)DB 6 and pressure switch type HED 8
7. Only in case of use for pressure limitation and control of the variable displacement pump type A10VSO
8. Notice! Accidental activation of the manual override may lead to uncontrolled machine movements!
9. If used on variable displacement pumps with DFLR controllers, the nozzle at port X of the pump control must be removed!

Notice! Preferred types and standard units are contained in the EPS (standard price list).

Pressure relief valve, pilot controlled

รายละเอียด Pressure relief valve รุ่น DBW(C/T)

• Size 10 … 32
  (ขนาดวาล์ว 10 ถึง 32)
• Component series 5X
  (ใช้ร่วมกับรุ่น 5X)
• Maximum operating pressure 350 bar
  (แรงดันใช้งานสูงสุด 350 บาร์)
• Maximum flow 650 l/min
  (อัตราการไหลสูงสุด 650 ลิตรต่อนาที)

Features

• For subplate mounting: porting pattern according to ISO 6264-AR-06-2-A (NG10), ISO 6264-AS-08-2-A (NG25), ISO 6264-AT-10-2–A (NG32)
  (สำหรับติดตั้งแบบวางฐาน : รูปแบบการวางตามพอร์ต ตามมาตรฐาน ISO 6264-AR-06-2-A (NG10), ISO 6264-AT-10-2-A (NG32))
• For threaded connection
  (สำหรับการเชื่อมแบบเกลียว)
• For installation in block designs
  (สำหรับการติดตั้งแบบบล็อก)
• 4 adjustment types for pressure adjustment, optionally
  (รูปแบบหัว สำหรับปรับแรงดัน 4 แบบ)
  
  • Rotary knob
    (ลูกบิด)
  • Sleeve with hexagon and protective cap
    (หกเหลี่ยมพร้อมฝาครอบป้องกัน)
  • Lockable rotary knob with scale
    (ลูกบิดแบบล็อกพร้อมสเกล)
  • Rotary knob with scale
    (ลูกบิดพร้อมสเกล)
• 5 pressure ratings
  (แรงดัน 5 ระดับ)
• Solenoid-operated unloading via built-on directional spool valve or directional poppet valve
  (การสั่งงานจากวาล์ววางฐาน : เช่นวาล์วควบคุมทิศทางหรือวาล์วพ็อพเพท)
• High-power solenoid
  (โซลินอยด์กำลังสูง)
• Explosion-protected solenoid (upon request)
  (โซลินอยด์กันระเบิด (ตามต้องการ))
• Switching shock damping, optional

SPECIFICATION (รายละเอียด)

Type code

01	Pressure relief valve		DB
02	With attached directional valve		W
03	pilot-operated valve (complete)		no code
	Pilot control valve without main spool insert (do not enter any size)		C
	Pilot control valve with main spool insert (enter size 10 or 30)		C
	Pilot control valve without main spool insert for subplate mounting (do not enter any size)		T 1)
04	Size	Ordering code
		Subplate mounting "no code"	Threaded connection "G"
	10	= 10	=10 (G1/2)
	16		=15 (G3/4)
	25	= 20	=20 (G1)
	25		= 25 (G1 1/4)
	32	= 30	= 30 (G1 1/2)
05		Normally closed	A 2)
		Normally open	B 2)
06	for subplate mounting and installation in block design		no code
	For threaded connection		G
Adjustment type for pressure adjustment
07	Rotary knob		1
	Sleeve with hexagon and protective cap		2
	Lockable rotary knob with scale		3 3)
	Rotary knob with scale		7
08	with main spool Ø24 mm (all sizes)		–
	with main spool Ø28 mm (only for NG32)		N
09	Component series 50 … 59 (50 … 59: unchanged installation and connection dimensions)		5X
10	Set pressure up to 50 bar		50
	Set pressure up to 100 bar		100
	Set pressure up to 200 bar		200
	Set pressure up to 315 bar		315
	Set pressure up to 350 bar		350
Pilot oil supply and pilot oil return (see also Symbols)
11	Pilot oil supply and pilot oil return external		– 8)
	External pilot oil supply, internal pilot oil return 9)		X
	Pilot oil supply internal, pilot oil return external		Y
	Pilot oil supply and pilot oil return external 9)		XY
12	Standard version		no code
	Valve for minimum cracking pressure (not for versions without main spool insert and not suitable for mutual relief!)		U 7)
13	with switching shock damping		S
14	With directional spool valve (high-power valve 4)) – up to 350 bar set pressure		6E 2)
	With directional seat valve (high-power valve 4)) – up to 350 bar set pressure		6SM 2)
15	Direct voltage 24 V		G24 2)
	Alternating voltage 230 V, 50/60 Hz		W230 2)
16	With concealed manual override (standard)		N9 2)
	With manual override		N 2)
Electrical connection
17	Without mating connector, individual connection with connector according to DIN EN 175301-803		K4 2; 5)
18	Nozzle Ø1.2 mm in channel B of the directional valve		R12 6)
Seal material
19	NBR seals		no code
	FKM seals (other seals upon request)		V
	Observe compatibility of seals with hydraulic fluid used.
Type-examination procedure
20	Without type-examination procedure		no code
	Type-examination tested safety valve according to PED 2014/68/EU		E
21	Further details in the plain text		*

1. DBWT corresponds to DBWC, however with closed central bore.
2. Ordering code only necessary with versions with mounted directional valve (DBW).
3. H-key with material no. R900008158 is included in the scope of delivery.
4. Directional spool valve or directional seat valve.
5. Mating connectors, separate order.
6. Ordering code only necessary with versions with mounted directional valve and switching shock damping (DBW.../...S...).
7. Only possible up to pressure rating 315 bar.
8. Dash "–" only necessary with versions with mounted directional valve (DBW), without specification of "U” or “S”.
9. Not with version DBWC.