Danfoss LFB12 Technical Information

Traction Control HIC Technical Information

LFB12

OPERATION &

The Loop

Flushing Block allows oil to

Specifications

APPLICATION

drain from the power transmission loop

Rated pressure

350 bar [5075 psi]

to other oil treatment components.

Rated flow

See performance chart

The low pressure side of the circuit is

Weight

3.4 kg [7.5 lb]

directed to the relief valve, which is then

Valves

CP721-3 [Shuttle]

drained

out

of

the

transmission loop.

CP210-1 [Relief]

M12 orifice plug

This HIC is typically used in closed

Material

Ductile Iron

loop circuits to assist in the process of

Schematic

removing

contamination and

cooling

oil. Hydrostatic

systems with sustained

Closed Center

Open Center

operation

and

continuous

pressure

DR

DR

will benefit from a loop flushing circuit.

To configure the LFB12, determine the

charge pump pressure and desired

flushing flow. Working up from the

desired

flow, select the orifice size

with a pressure rise that, when added

to one of the available relief settings

(in the

ordering information

section),

A

B

A

B

meets

the

charge

pump

pressure.

GA

GB

GA

GB

PERFORMANCE CHART

<![if ! IE]>

<![endif]>Charge pressure minus relief se ng

		Pressure rise per orifice option
psi bar	33 cSt [154 SUS] hyd. oil at 38°C [100°F]
20
	2.5mm	3.0mm	3.5mm	4.0mm	4.5mm	5.0mm
250

15

200

150 10

None

100

5

50

0 0

0		10	20	30	40	50		lpm
								gpm
0	2	4	6	8	10	12

Flow

BC332376200116en-000101 • February 2020

TR- 7