Requirements For Deliverycable Coolingsystem - Raycus ABP Series User Manual

e) If the ambient temperature is below -10℃, the cooling system (chiller) with both heating and cooling
functions must be activated, and shall keep it in full-time operation by 24 hours to avoid the fiber
delivery cable connector and modules inside the product that containing the always waterways from
freezing.
3.3.2 Requirements for Delivery Cable Cooling System:
a) Water flow requirements:
b) RFL-HQBH model fiber delivery cable: 1.5L~2.0 L/min
c) RFL-QD model fiber delivery cable:2.5~3.0 L/min.
d) Pressure of liquid flow: < 0.6 MPa at the inflow.
e) Type of liquid exchange junction: Two-Touch Fitting M5 to ϕ6 mm.
Type of tube: outer diameter ϕ6 mm; inner diameter ϕ4 mm.
f)
g) Direction of cooling liquid: unidirectional; connect the tube with the water-pipe strictly according to
direction shown on the layer of the tube.
h) Type of liquid: de-ionized water, condensed water, purified water; it is recommended to replace the
coolant once a month, not exceeding two months at most.
Figure 7 Schematic diagram of laser cooling system connection
Wuhan Raycus Fiber Laser Technologies Co., Ltd.
User Guide of RFL-C3000XZ~RFL-C12000XZ
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