Part Number:

S7720F-SEF2-S4

Manufacturer: Kollmorgen
Series: S700 Servo Drive Series
  • Rated 4.6 (27 total ratings)
  • Straightforward Pricing: No Rush Fees, No Credit Card Fees
  • Call for Expedited Shipping and Product Condition Options
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Worldwide Delivery
Repair Options Available

The S7720F-SEF2-S4 digital servo amplifier from Kollmorgen must be handled only by properly qualified personnel. This servo amplifier encompasses electrostatically dangerous components. It may restart automatically based on the parameter setting.

Part Number:

S7720F-SEF2-S4

Manufacturer: Kollmorgen
Series: S700 Servo Drive Series
  • Rated 4.6 (27 total ratings)
  • Straightforward Pricing: No Rush Fees, No Credit Card Fees
  • Call for Expedited Shipping and Product Condition Options
Free Ground Shipping
Worldwide Delivery
Repair Options Available

The S7720F-SEF2-S4 digital servo amplifier from Kollmorgen must be handled only by properly qualified personnel. This servo amplifier encompasses electrostatically dangerous components. It may restart automatically based on the parameter setting.

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Product Description

The S7720F-SEF2-S4 digital servo amplifier from Kollmorgen is installed in electrical machines or plants. This servo amplifier is used along with a brushless DC synchronous servomotor from the same manufacturer. The product must be installed and set up only by properly qualified trained personnel. This device may have uncovered live parts based on the enclosure protection level. The unit has a dual channel STO safety function. Its hardware must not be modified by the user. This amplifier cannot be accessed immediately after disconnecting it from the power supply.

The product must be mounted inside the control cabinet by taking care to ensure that there is adequate ventilation. This device must be used only as specified in its user manual. The unit encompasses several electrostatically sensitive components. It features a 3K3 environmental class according to IEC 61800-2 specifications for normal operations. This amplifier is meant to be decommissioned only by personnel qualified in electrical engineering. The product has a nameplate with its key technical details and certifications attached on the side of its housing.

This device has a supply voltage of 3 x 208 to 480 VAC with a tolerance of +/-10%. The unit can be operated using the user-friendly DRIVEGUI.EXE software. Its X0 mains connector comprises terminals with a maximum cross-section of 35 mm2. This servo amplifier is equipped with a heat sink. The product must be connected to the motor using cables with a capacitance of less than 150 pF/m. This device has a three-character LED display. The unit must have a constant 24 V supply. It comprises an integrated circuit for the detection of one or more input phases.

S7720F-SEF2-S4 Technical Specifications

Series: S700
LED Display: Yes
Current Rating: 72 Arms
Number of Phases: 3
Voltage Rating: 208 to 480 V
Electrical/Mechanical Option: Standard and Coated
Expansion Card in Slot 1: SERCOS II
Expansion Card in Slot 2: Fan Controller
Expansion Card in Slot 3: Safety Card S2-2, SIL 2
Mounting Orientation: Vertical

Frequently Asked Questions about S7720F-SEF2-S4


Q: What kind of servo amplifier is the S700 amplifier?

A: The S700 amplifier is a digital servo amplifier.

Q: Can the S700 amplifier be operated for residential use?

A: No, the S700 amplifier cannot be operated for residential use and is meant to be used for only industrial applications.

Q: What should be done before installing and commissioning the S700 amplifier?

A: The documentation of the S700 amplifier should be read and understood before installing and commissioning it.

Q: What causes the S700 amplifier to restart automatically after powering on?

A: The S700 amplifier restarts automatically after powering on when the AENA parameter is set to 1.

Q: What is the leakage current of the S700 amplifier?

A: The leakage current of the S700 amplifier is more than 3.5 mA.

Internal Product Review

  • ‘‘S7720F-SEF2-S4 is a digital servo amplifier with electrostatic components and an IP 20 protection class.’’

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