Eaton IZMY Series Instruction Leaflet
Eaton IZMY Series Instruction Leaflet

Eaton IZMY Series Instruction Leaflet

Fixed and drawout breakers cable interlock kit
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Instruction Leaflet
Instructions for Series IZMY Fixed and
drawout breakers cable interlock kit
Instructions apply to:
Series IZMY
IEC, IZMY25/40
(1) ONLY QUALIFIED ELECTRICAL PERSONNEL SHOULD BE PERMITTED TO
WORK ON THE EQUIPMENT.
(2) ALWAYS DE-ENERGIZE PRIMARY AND SECONDARY CIRCUITS IF A CIRCUIT
BREAKER CANNOT BE REMOVED TO A SAFE WORK LOCATION.
(3) DRAWOUT CIRCUIT BREAKERS SHOULD BE LEVERED (RACKED) OUT TO THE
DISCONNECT POSITION.
(4) ALL CIRCUIT BREAKERS SHOULD BE SWITCHED TO THE OFF POSITION AND
MECHANISM SPRINGS DISCHARGED.
FAILURE TO FOLLOW THESE STEPS FOR ALL PROCEDURES DESCRIBED IN
THIS INSTRUCTION LEAFLET COULD RESULT IN DEATH, BODILY INJURY, OR
PROPERTY DAMAGE.
THE INSTRUCTIONS CONTAINED IN THIS IL AND ON PRODUCT LABELS HAVE
TO BE FOLLOWED. OBSERVE THE FIVE SAFETY RULES:
– DISCONNECTING
– ENSURE THAT DEVICES CANNOT BE ACCIDENTALLY RESTARTED
– VERIFY ISOLATION FROM THE SUPPLY
– EARTHING AND SHORT-CIRCUITING
– COVERING OR PROVIDING BARRIERS TO
ADJACENT LIVE PARTS
DISCONNECT THE EQUIPMENT FROM THE SUPPLY. USE ONLY AUTHORIZED
SPARE PARTS IN THE REPAIR OF THE EQUIPMENT. THE SPECIFIED
MAINTENANCE INTERVALS AS WELL AS THE INSTRUCTIONS FOR REPAIR AND
EXCHANGE MUST BE STRICTLY ADHERED TO PREVENT INJURY TO PERSONNEL
AND DAMAGE TO THE SWITCHBOARD.
IL0131238ZU
• WARNING
• WARNING
Effective April 2024
IZMY Series

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Summary of Contents for Eaton IZMY Series

  • Page 1 Instruction Leaflet IL0131238ZU Effective April 2024 IZMY Series Instructions for Series IZMY Fixed and drawout breakers cable interlock kit Instructions apply to: Series IZMY IEC, IZMY25/40 • WARNING (1) ONLY QUALIFIED ELECTRICAL PERSONNEL SHOULD BE PERMITTED TO WORK ON THE EQUIPMENT.
  • Page 2: Section 1: General Information

    Step 2. Mount the pressing plate on the right side of the operating mechanism and secure it with one M5×12 screw. Tighten the screw to 3 N•m using the screwdriver. Pressing plate Screw M5x12 Figure 2. Step 2 EATON www.eaton.com...
  • Page 3 Step 5: Mount the other one or two interlocks in the same manner. Step 3: Remove the small square groove from the front cover with the support of a side-cutter, as indicated in the figure 7 , then put the front cover back on. EATON www.eaton.com...
  • Page 4: Section 3: Drawings Of Mechanical Interlock Types

    Figure 9. Step 5 Step 6: Mount the other one or two interlocks in the same manner. Figure 11. Type 31. For 3 circuit breakers: Two normal power supplies and an emergency network supply (Front and rear view) EATON www.eaton.com...
  • Page 5: Section 4: Verifying The Interlocking Between Circuit Breakers

    C is opened. • When circuit breaker B and C are closed, circuit breaker A cannot Note: If a longer cable is required, please contact your Eaton local be closed; circuit breaker A can be closed after circuit breaker B or representative.
  • Page 6: Disclaimer Of Warranties And Limitation Of Liability

    Effective April 2024 Disclaimer of warranties and limitation of liability In no event will Eaton be responsible to the purchaser or user in The information, recommendations, descriptions, and safety notations in this document are based on Eaton Corporation’s contract, in tort (including negligence), strict liability, or otherwise (“Eaton”) experience and judgment, and may not cover all...

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Izmy25Izmy40

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