Moog D661 - 4614A Valve

TECHNICAL DATA
PERFORMANCE SPECIFICATIONS FOR STANDARD MODELS
D661-G....A
English [Metric] Mounting Pattern Valve Body Version
ISO with additional 2nd T port
Pilot Stage Pilot Connection Mass Rated Flow Operating Pressure Main Stage:
ServoJet®
(±10%) at ∆pN = 500 psi [35 bar] per land max.
ports P with X external, A, B port T, T2 with Y internal port T, T2 with Y internal
Pilot Stage:
regular version with dropping orifice (on request) Response Time* for 0 to 100% stroke, typical
Threshold* Hysteresis* Null Shift* with ∆T = 55K Null Leakage Flow* total max. (~ critical lap)
Pilot Leakage Flow* typical Pilot Flow* max., for 100% step input Main Spool Stroke
Spool Drive Area
lb [kg] gpm [l/min] psi [bar] psi [bar] psi [bar] psi [bar] psi [bar] [ms]
[%] [%] [%] gpm [l/min] gpm [l/min] gpm [l/min] in [mm] in2 [cm2]
D661-. . G. . A
ISO 4401 - 05 - 05 - 0 - 94 4-way 2-stage with bushing spool assembly standard
X and Y X and Y X and Y 12.57 [5.7] 12.57 [5.7] 12.57 [5.7] 5.3 [20]/23.8 [90] 10.6 [40]/21 [80] 31.7 [120]/42.3 [160]/52.8 [200]
5,000 [350] 5,000 [350] 3,000 [210] 3,000 [210] 5,000 [350] 5,000 [350] 4,000 [280]
4,000 [280] 5,000 [350] 5,000 [350] 8.0 14.0 < 0.10 < 0.08 < 0.40 < 0.30
< 2.0 < 1.5 0.79 [3.0] / 1.2 [4.5] 1.0 [3.8] 0.45 [1.7] 0.45 [1.7] 0.45 [1.7]
0.45 [1.7] ± 0.05 [± 1.3] ± 0.08 [± 2.0] 0.21 [1.4] 0.21 [1.4]
5,000 [350] 3,000 [210] 5,000 [350] 4,000 [280] 5,000 [350] 18.0 < 0.05 < 0.20
< 1.0 1.2 [4.5] 0.45 [1.7] 0.45 [1.7] ± 0.12 [± 3.0] 0.21 [1.4]
* measured at 3,000 psi [210 bar] pilot or operating pressure, respectively, fluid viscosity of 32 mm2/s and fluid temperature of 104°F [40°C]
Flow Gain in the Null Region 50 to 200% nominal
optional:
X and Y external
optional:
X and Y external
Q
X Y
200%
A
X Y
B
A
B
100% 50% Signal% <5%
P T T2
P T T2
4-way version fail safe type A: A T biased (T2 with QN > 160 l/min required)
TYPICAL PERFORMANCE CURVES * measured at 3,000 psi [210 bar] pilot or operating pressure, respectively,
fluid viscosity of 32 mm2/s and fluid temperature of 104°F [40°C]
40/80 l/min
4,000 psi [280 bar] 3,000 psi [210 bar] 2,000 psi [140 bar]
120/160/200 l/min Spool Stroke [%] 75 50 100
Spool Stroke [%] 75 50 100
Spool Stroke [%] 75 50 100
20/90 l/min Step Response
4,000 psi [280 bar] 3,000 psi [210 bar] 2,000 psi [140 bar]
4,000 psi [280 bar] 3,000 psi [210 bar]
25
25
25
30
30
40
50
QN [gpm]
Flow Rate [gpm] 40 50
Flow vs. Signal Curve at ∆pN = 500 psi [35 bar] per land
4-way version fail safe type O (T2 with QN > 160 l/min required)
0
0 20
20
0
2,000 psi [140 bar]
0
5
10
15
20
25 30 Time [ms]
0
5
10
15
20
25 30 Time [ms]
0
5
10
15
20
25 30 Time [ms]
linear characteristics progressive characteristics (Qn ≥ 80 l/min [20 gpm])
6
Moog • D661-G....A Series
5
10
20 30
50 70 100 200 Frequency [Hz]
90%
10%
5
10
20 30
50 70 100 200 Frequency [Hz]
25%
90%
10%
5
10
20 30
-10 -30 -50 -70 -90 -110 Phase Lag [degrees]
80 100 Signal [%]
Amplitude Ratio [dB] -8 -6 -4 -2 0 +2
60
25%
-10 -30 -50 -70 -90 -110 Phase Lag [degrees]
40
25% 90%
Amplitude Ratio [dB] -8 -6 -4 -2 0 +2
20
10%
-10 -30 -50 -70 -90 -110 Phase Lag [degrees]
10 5
0
Amplitude Ratio [dB] -8 -6 -4 -2 0 +2
10 5
Frequency Response
50 70 100 200 Frequency [Hz]