R488250L222A1WLN2ESCAQ10L D

Butterfly valve, motorized

Item number: 88865969
Description
Type R488 Butterfly valve, electrically operated, body with C5-M coating (min. 250 µm) and integrated leakage groove, blow-out proof shaft with dust protection, multi-mounted thanks to PTFE bush, multiple seal system with insertion slope, material is easy to read when installed
DN 250 DN 250
Body configuration L Flange-mounted version (Lug), length FTF EN 558 series 20
Operating pressure 2 10 bar
Connection type 2 PN 10 / Flange EN 1092, FTF EN 558 series 20
Body material 2 EN-GJS-400-15 (GGG40), epoxy coated 250 µm
Disc material A 1.4408
Shaft material 1 1.4021
Shut-off seal material W EPDM (drinking-water-compliant)
Liner fixing L Liner loose
Voltage/Frequency N2 400V 50Hz
Control module ESC Control module, positioner AUMATIC (AC 01.2), basic AUMA NORM SQR (S4 ED 25% actuator class C), only at 400V 50Hz and 230V 50Hz/60Hz, TPC A-1B1-1C1-A000, TPA xxR100-0I1-000
Actuator version AQ10L Actuator, motorized, operating time 32s, torque 600Nm, AUMA, type SQ class A (EN15714-2), OPEN/CLOSE control, 75° to 105°, continuously adjustable, flasher unit for travel indication, heating, mechanical position indicator, KS, layer thickness 0.140mm, RAL7037, manual override, IP68
Special execution D DVGW-Wasser certification

The GEMÜ R488 Victoria soft seated metal butterfly valve is motorized. Various metal or plastic open/closed or control versions are available. The butterfly valve is available in nominal sizes DN 25 to 600 and in standard installation lengths ISO 5752/20 | EN 558-1/20 | API 609 category A (DIN 3202 K1) in wafer, lug and U section body versions.

  • Low torques thanks to PTFE coated bushes
  • Bubble tight sealing, in accordance with EN 12266-1/P12, leak rate A
  • Liner material is easy to read when installed
  • Sleek disc design for higher Kv values
  • Robust body coating comparable to ISO 12944-6 C5
  • Various actuator types can be selected
  • Optional accessories are installed, set and tested so they are ready for operation