Thiết bị truyền động hạt nhân SQN Series (Weatherproof Quarter-turn Actuators), ĐẠI LÝ BERNARD CONTROLS VIỆT NAM

Thiết bị truyền động hạt nhân SQN Series ( Qualified multi-turn actuators for inside containment )

Model: 

SQN6, SQN15, SQN25

Thông số kỹ thuật:

Type of service:

• ON/OFF or Modulating Class III

Casing :

• Ductile iron
• Casings are watertight for LOCA conditions. IP68 on request.

Mechanical technology :

• Self locking gearing at all speeds

Motor technology :

• TENV asynchronous 3-phase motor, class H insulation
• Motors easy to remove with internal connector

Motor duty rating:

•  S4 motor service (intermittent service on start-up) to IEC 60034-1
•  S4 - 40 % for ON/OFF operation - up to 360 starts per hour
•  S4 - 50 % for Modulating Class III operation - up to 1200 starts per hour

Ambient operating temperature:

•  Standard condition: -20 °C ... +70 °C ( -4 °F ...+158 °F)
•  Accident condition: according to LOCA or severe accident profile

External corrosion protection:

• Decontaminable paint: epoxy undercoat and grey AFNOR 1625 top coat Other color on request

Power supply:

•  3-phase power supply
•  standard voltages : 380V - 50Hz, 400V-50Hz, 460V-60Hz & 480V-60Hz
•  Other voltage on request

Output flange:

• SQN actuator flanges comply with ISO 5211.
• See "Mounting flange specifications" section for further details

Remote position indication (options):

• 1000 Ohm potentiometer, power rating: 12,5 W

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