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EPI Electric Actuators Figure 777/778

KEYSTONE

Compact electric actuators for 90° operation of
1/4 turn valves providing a range of torque outputs
up to 1565 Nm

Features
•t Gearcasing and enclosure is ESPC coated
anodised aluminium, except model 003
which has a lightweight, durable, corrosion
resistant & compact ABS cover.
•t All models incorporate simple manual
override facility.
•t Quick connect terminal strips for ease of
electrical wiring.
•t Simple limit switch setting, using adjusting
cams.
•t Cam operated torque limit switches, factory
set (Sizes 012 - 150).
•t Mechanical travel stops (Sizes 006 - 150)
•t Direct mounting to 1/4 turn valves.
•t Incorporates local visual indication of valve
position.
•t All gears turn in permanently lubricated
bearings.
•t Suitable for On/Off or modulating duty.
•t Weatherproof to minimum IP 65.
•t ATEX explosion proof versions available.
•t Utilises reversible electric motor driving
compound epicyclic gears.
•t Thermal overload motor protection (set at
130°C), except on model 003 where this is
not necessary.
•t Gasket and O-ring sealing.
•t Intelligent network interfaces for ProfiBus,
AS Interface, LonWorks, DeviceNet and
Fieldbus Foundation.

General application
Economical actuation of small, 1/4 turn
valves or dampers.
Particularly suitable for applications within
process and associated markets.

Mounting standards

Electronic accessories

Model 777t
Model 778t

The following electronic accessories are
available for all EPI actuators:
•t Current loop retransmission module
•t Hard wired module for servo-amp with
speed control
•t Hard wired module for speed control only
•t Anti condensation heater
•t 6-8 Limit switch pack
•t 1-2 Potentiometers
•t Network interfaces

: Keystone standard
: ISO 5211

Manufactured by Biffi Italia

www.pentair.com/valves

Pentair reserves the right to change the contents without notice

HDLRM-0037-EN-1307