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ManualsBrandsRockwell Automation ManualsEquipment2361 Armature Pulse Transformer Board Replacement

EPLACEMENT

NSTRUCTIONS

Armature-Pulse Transformer Board

Replacement

(for 1250, 1650, and 3000A 1395 DC Drives)

Contents This document shows how to remove and replace an armature-pulse

transformer board from a 1250, 1650, or 3000A 1395 DC drive.

What This Kit Contains Using the table below, verify that you have received the appropriate

items in your kit:

Other Items Needed Before you begin, be sure you also have the following:

• Tools needed for:

• Measuring voltages (multimeter)

• Opening and securing the bay door (slotted screwdriver)

• Documentation:

• Your drive system schematics

• Publication 1395-5.40, Bulletin 1395 Digital DC Drive–

User Manual

• Publication 2361-5.01, Bulletin 1395 Digital DC Drive in

Bulletin 2361 Motor Control Center for Drive Systems–

User Manual

For this part: You should receive this quantity:

armature-pulse transformer board 1

Summary of content (4 pages)

PAGE 1
REPLACEMENT KIT INSTRUCTIONS Armature-Pulse Transformer Board Replacement (for 1250, 1650, and 3000A 1395 DC Drives) Contents This document shows how to remove and replace an armature-pulse transformer board from a 1250, 1650, or 3000A 1395 DC drive.
PAGE 2
Armature-Pulse Transformer Board Replacement (for 1250, 1650, and 3000A 1395 DC Drives) Safety Precautions The following general precautions apply when working on drives: ! ATTENTION: Only those familiar with the drive system, the products used in the system, and the associated machinery should plan or implement the installation, startup, and future maintenance of the system. Failure to comply can result in personal injury and/or equipment damage.
PAGE 3
Armature-Pulse Transformer Board Replacement (for 1250, 1650, and 3000A 1395 DC Drives) 3 Preliminary Steps Before replacing the armature-pulse transformer board, shut off the drive power, wait five minutes for voltage to discharge, open the bridge bay door, and remove the Lexan™ shielding. Removing an Armature-Pulse Transformer Board 1. Using a voltmeter, test the voltage across the three phases, then across the armature-pulse transformer board terminals.
PAGE 4
Replacing an Armature-Pulse Transformer Board 1. Gently press the board onto the nylon mounting posts until locked into place. 2. Connect the 4-terminal connector to J1. Check that the individual leads are secured in the terminals. 3. Connect the gate lead connector to J2. Check that the individual gate leads are secured in the terminals. Concluding Steps After installing the new board, replace all Lexan shielding and secure the bay door.