BAS LOTO Procedure: Direct Digital Controls

Energy Source (Magnitude):

• Electrical 120/208 V

Energy Isolation Point or Control Step:

• BAS Control Panel Circuit Breaker

Application Method and LOTO Device

• Place circuit breaker in “Off” position and perform LOTO

Step #

• 3a

Visual Reference

Energy Source (Magnitude)

• Electrical 120/208 V

Energy Isolation Point or Control Step

• BAS Control Panel Circuit Breaker

Application Method and LOTO Device

• Place circuit breaker in “Off” position and perform LOTO

Step #

• 3b

Visual Reference

Notify affected employees of LOTO activity:

• DDC Supervisor

• EMCS

• Building representative, if necessary

Equipment Shutdown

• If the machine/equipment is operating, shut it down by the normal stopping procedure (remotely access campus BAS/AX server).

Isolate Energy

• Turn off BAS Control Panel circuit breaker.

• Turn off Electrical Panel circuit breaker.

Lockout Energy

• Lockout and tagout each energy isolating device

Perform work

• The equipment is locked out. Perform work.

Clear Work Area

• To restart equipment, clear work area of personnel and tools.

Verify Controls

• Verify that controls are in “off” position.

Remove Lockout

• Remove lockout devices and reenergize machine.

Notify Employees

• Notify affected employees that servicing is completed.