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Specifications: 25~100
Pressure: to 420 bar
Flow: up to 8000 L/min
Pilot operated 2-way high-response valve in block installation design
Suitable for closed-loop controlling of position, pressure, force and velocity
Pilot control valve (pilot):
Directly actuated controlled directional valve, with control spool and sleeve in servo quality
Main stage: closed-loop position controlled
Integrated open and closed-loop control electronics (OBE)
Typical applications:
·Plastic injection machines
·Die-casting machines
·Ceramics machines
General | |||||||||||
Size | 25 | 32 | 40 | 50 | 63 | 80 | 100 | ||||
Weight | Without shut-off valve .../...K or .../...L | kg | 8.5 | 11.2 | 17.3 | 24.6 | 47 | 74 | 110 | ||
With shut-off valve .../...WK or .../...WL... | kg | 9.8 | 12.5 | 18.6 | 25.9 | 60 | 87 | 123 | |||
Size of the pilot control valve (pilot) | NG | 6 | |||||||||
Installation position | Any, preferably horizontal | ||||||||||
Storage temperature range | ℃ | –20 to +80 | |||||||||
Ambient temperature range | ℃ | –20 to +50 | |||||||||
Sine test according to EN 60068-2-6 | 10 to 2000Hz/ max. of 10g/ 10 cycles/ 3 axes | ||||||||||
Noise test according to EN 60068-2-64 | Size (NG) 25-40 | 20 to 2000Hz/ 10gRMS /30 g peak /30min /3 axes | |||||||||
Size (NG) 50-100 | 20 to 2000Hz/ 10gRMS /30 g peak /24h /3 axes | ||||||||||
Transport shock according to EN 60068-2-27 | 15g/ 11ms/ 3 axes | ||||||||||
Hydraulic (measured with HLP32, ϑoil =40℃ ±5℃ ) | |||||||||||
Maximum operating pressures | Main stage ports A, B | bar | 420 | ||||||||
Pilot control valve port X | bar | 315 | |||||||||
Pilot control valve port Y | bar | 35 | |||||||||
Rated flow at Δp = 5 bar | Design ...S...L (linear) | L/min | 500 | 800 | 1200 | 2000 | 3600 | 4500 | 8000 | ||
Design ...S...R (linear with progressive fine control range) | - | 600 | 850 | 1400 | 3200 | 3900 | 6800 | ||||
Nominal flow of pilot valve at Δp=70 bar | L/min | 12 | 12 | 40 | 40 | 100 | 100 | 100 | |||
Leakage of pilot valve at P = 100 bar | L/min | 0.3 | 0.3 | 0.7 | 0.7 | 1 | 1 | 1 | |||
Hydraulic fluid | Mineral oil (HL, HLP) to DIN 51524 | ||||||||||
Hydraulic fluid temperature range | ℃ | –20 to +80; preferably +40 to +50 | |||||||||
Viscosity range | mm2/s | 20 to 380; preferably 30 to 45 | |||||||||
Max. permissible degree of contamination of the pressure fluid is to IS0 4006 (c). | Pilot control valve | Class 18/16/13 | |||||||||
Main valve | Class 20/18/15 | ||||||||||
Hysteresis | % | ≤ 0.2 | |||||||||
Range of inversion | % | ≤ 0.1 | |||||||||
Response sensitivity | % | ≤ 0.1 | |||||||||
Response time 0 ~ 100% step signal | ms | 25 | 28 | 30 | 30 | 35 | 40 | 50 | |||
Electric | |||||||||||
Voltage type | Direct voltage | ||||||||||
Type of signal | Analog | ||||||||||
Opening point calibration | % | ≤ 1 | |||||||||
Zero shift upon change of: | – Hydraulic fluid temperature | %/10 K | ≤ 0.3 | ||||||||
– Pilot pressure in X | %/100 bar | ≤ 0.7 | |||||||||
– Return flow pressure in Y | %/bar | ≤ 0.3 | |||||||||
Protection class of the valve according to EN60529 | IP65 with mating connector mounted and locked |