Danfoss PVG 120, Руководство по обслуживанию

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PVPH and LS connections
Max. tightening torque for PVPH and LS
Sealing Threads, DS/ISO 228/1
Max. tightening torque
Steel washer PVPH: G ¼ 40 Nm [350 lbf·in]
LS: G
3
∕
8
60 Nm [530 lbf·in]
Cupper washer PVPH: G ¼ 20 Nm [180 lbf·in]
LS: G
3
∕
8
35 N•m [310 lbf·in]
Aluminium washer PVPH: G ¼ 30 N•m [270 lbf·in]
LS: G
3
∕
8
40 Nm [350 lbf·in]
Cutting edge PVPH: G ¼ 40 Nm [350 lbf·in]
LS: G
3
∕
8
60 Nm [530 lbf·in]
PVPE technical data
PVPE technical data
Max. operation pressure
350 bar [5085 psi]
Max. pressure drop a an flow of 0.20 l/min. [0.053 US gal/min]
1.2 bar [17 psi]
Oil temperature
(inlet temperature) Recommended temperature
30 to 60°C [86 to 140°F]
Min. temperature
–30°C [–22°F]
Max. temperature
90°C [194°F]
Max. coil surface temperature
155°C [311°F]
Ambient temperature
–30 to 60°C [–22 to 140°F]
Oil viscosity Operating range
12 to 75 mm²/s [65 to 347 SUS]
Min. viscosity
4 mm²/s [39 SUS]
Max. viscosity
460 mm²/s [2128 SUS]
Response time for pressure relief to tank
600 ms
Enclosure to. IEC 529
IP 65
Rated voltage
12 V 24 V
Max. permissible deviation from rated supply voltage
± 10 % ± 10 %
Current consumption at
rated voltage at 22°C [72°F] coil temperature
1.55 A 0.78 A
at 85°C [230°F] coil temperature
1 A 0.5 A
at 22°C [72°F] coil temperature
19 W 19 W
at 85°C [230°F] coil temperature
12 W 12 W
Service Manual PVG 120 Proportional Valve Group
Installation
520L0247 • Rev JA • May 2014 21