S7720F-EIF2-S4

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The Kollmorgen S7720F-EIF2-S4 digital servo amplifier must be installed inside a control cabinet. This servo amplifier is designed for industrial use. Its wiring must be done using copper conductors.

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Wake Industrial Warranty

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Product Description:

The Kollmorgen S7720F-EIF2-S4 digital servo amplifier controls a 24 V holding brake of a motor. This servo amplifier is brought to standstill mode after an error message is displayed. The product behavior is determined by the setting of various parameters. This device executes the Stop command to shut down the machine in which it is installed during normal operation. The unit features an STO function corresponding to stop category 0 as per EN 60204-1 specifications. It is not capable of holding a vertical load when the STO function is active. This amplifier has a leakage current of more than 3.5 mA to the protective earth.

The product is a three-phase system with a B6 bridge. This device poses a risk of electric shock if it is not EMC-grounded properly. This device must have adequate ventilation inside the control cabinet. The unit has live electrical connections during the operation phase. Its status is monitored by the PLC for acknowledging critical situations. The amplifier related power and control cables must be routed separately.

The product should have a shielding connection to the front panel. This device is meant to be connected with cables provided by the manufacturer. The unit should be used with an isolating transformer when it is used with an asymmetrically grounded 400 V to 480 V network. Its DC bus link connection is established at the X8 terminals. This servo amplifier has the ability to protect the related motor from overheating. The product has an oscillating circuit for its power output with the motor winding as well as the motor supply cable.

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

Frequently Asked Questions about S7720F-EIF2-S4:

Q: Can the S700 amplifier be operated on a standalone basis?

A: No, the S700 amplifier cannot be operated on a standalone basis and should be used only as a part of an electrical plant or machine.

Q: Why should additional filter measures be incorporated when the S700 amplifier is used for small industrial operations?

A: Additional filter measures should be incorporated when the S700 amplifier is used for small industrial operations to avoid interference.

Q: Does the S700 amplifier have a fixed mounting orientation?

A: Yes, the S700 amplifier has a fixed mounting orientation and should be mounted only vertically.

Q: What kind of motors can be used with the S700 amplifier?

A: Brushless synchronous servomotors can be used with the S700 amplifier with closed-loop position, speed, and torque control.

Q: What happens when the S700 amplifier is handled incorrectly?

A: The S700 amplifier gets damaged if it is handled incorrectly.


Internal Product Review

  • ‘‘S7720F-EIF2-S4 is a digital servo amplifier with copper conductors for wiring and should be installed in a control cabinet.’’

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