Audited Supplier
TRM20E Series Electric Proportional Control Valve
Size: 15
Maximum pressure:
-- On the pump side 320 bar
-- On the actuator side 350 bar
Inlet maximum flow: 180 l/min
Maximum flow of directional valve: 160 l/min
Features
- Sandwich plate design, flexible combination according to demand possible
- Load pressure compensation, load pressure-indepedent flow distribution
- Hydraulic pilot control, electric proportional (or switch) control
- Boom and arm can have load holding function
- Adjustable working priority sequence of each plate
- Limitation of system maximum pressure via LS pressure relief valve
- Limit the load of actuator system and set secondary pressure via pressure relief valve
·Small pressure loss, low energy consumption
· Precise control, good fretting, comfortable handling
· High repetition accuracy, small hysteresis
Fields of application
·7 to 10 tons excavator,
·Mobile crusher
·Drilling machinery
·Crane
Ordering code
TRM20E - B X E24 - 08 - XX - 01
1 2 3 4 5 6 7
1. Product series TRM20E (size 15), maximum flow: inlet port 180 l/min, working port 160 l/min
2. Pump type:
load sensitive variable displacement pump, D.fixed displacement pump, constant power pump,constant pressure pump,electric proportional pump
S. manual operated
H. pilot and manual combined control
4. Electric control type
E24. electric proportional control 24VDC
E12. electric proportional control 12VDC
G24. electric switch control 24VDC
G12. electric switch control 12VDC
Without electric control type, omitted
6. User identification
Technical data
| Product series | TRM20E | |
| Number of direction Valve | ≤10 | |
| Size | 15 | |
| Port connection size | ISO BSP pipe threads | |
| Maximum flow | Port P: 180 l/min Port A/B: 160 l/m | |
| Maximum pressure | Port P: 320 bar | |
| Port A/B: 350 bar | ||
| Port T: 20 bar | ||
| Pilot pressure | ≤35bar | |
| Temperature range | -20ºC to +90ºC | |
| Working medium | Mineral oil (HL, HLP) according to DIN51 524 | |
| Viscosity range | 2.8 to 380 mm²/s | |
| Admissible degree of contamination | Maximum admissible degree of contamination: class 9 NAS1638 | |
| Weight Kg | Inlet plate: 7.8 | |
| Common directional valve plate: 8.1 | ||
| Directional valve plate with load holding: 9.6 | ||
| 7.3 Inlet return oil end block: 7.3 | ||
| Port BSP(ISO1179-1, ISO228-1) | P, T | G1 |
| A,B | G3/4 | |
| a,b,LS,Pp,TS, PA ,TA | G1/4 | |
| On-off pilot valve | Proportional pilot valve | |||
| Voltage | 12VDC | 24VDC | 12VDC | 24VDC |
| Electric resistance (below 20ºC) | 8.15Ω±5% | 32.5Ω±5% | 4.72Ω±5% | 20.8Ω±5% |
| Control current | 1500mA | 750mA | 0~1500mA | 0~750mA |
| Plug | Deutsch DT04-2P | |||
| Protection class | IP69k | |||
Q1:Can you provide a sample before a big order?
A:Yes, we can.
Q2:How about your quality?
A:Taifeng products are very popular with many OEM customers in China, such as CFHI,CHINA ERZHONO, ZS, and TZ.
Q3:How long has your company run in Hydraulic Fields?
A:Over 22 years
Q4:Which payment terms do you accept?
A:L/C, T/T, DDU.
Q5: What is your delivery time?
A:It depends on whether there are stocks. If there're stocks, we can ship it within one week. It will take about 30days for new production.
Q6:What's the warranty of your product?
A:One Year after receipt.
Q7: Is your company accept customization?
A: Yes, we accept customized products.
