Contents: 3. Direct On Line Controller: 3.1 Product description 3.2 Wiring diagram 3.3 Technical Details 3.4 Installation 3.5 Operating procedure in normal condition 3.6 Troubleshooting guidelines in case any incoming fault is present before switching ON the motor 3.7 Troubleshooting guidelines in fault condition when motor stops while it is in running condition 3.8 Troubleshooting guidelines in case any fault is at the load side...
Installation, Maintenance & Troubleshooting guide | Version 03 Product: Direct On Line Controller 3.1: Product description 1. ‘ON’ push button (green) 2. ‘OFF/RESET’ push button (red) 3. Door knob 4. Metal Enclosure 5. Door 6. Mechanical Latch (OFF push button) to be used for preventing undesired ON operation of Starter 7.
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Installation, Maintenance & Troubleshooting guide | Version 03 Inside view of Direct On Line Controller 1: Amber LED 8: Terminal Block TB1 2: Green LED 9: Terminal Block TB2 3: Rocker Switch 10: Earthing Screw 4: Contactor 11: AV meter 5: ON push button 12: Line monitoring relay 6: OFF push button...
& Rocker switch. • If the relay trips even when set at rated motor current the suitability of the starter/relay for the particular application should be checked with the nearest Siemens office. Operating Characteristics: The given characteristics (Fig. 6) are average values of all ranges and sizes of bimetal relays and are mainly intended to indicate the inverse time current characteristics &...
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Installation, Maintenance & Troubleshooting guide | Version 03 Operation: • Ensure the door is closed. • Rotate the Latch away from OFF push button • Switch On the rocker switch. • Check the status of amber LED. Wait till amber LED is continuously ON then only proceed. •...
Installation, Maintenance & Troubleshooting guide | Version 03 3.5: Operating procedure in normal condition Table: 11 FASD starter operating sequence in normal condition LMR-A 3 main Rocker Amber LMR-A Amber ‘ON’ Push Starter Starter Mode supply switch On-Delay button Operation Operation Blink Manual...
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Installation, Maintenance & Troubleshooting guide | Version 03 LMR-A: Auto mode 7A : Keep the LMR-A in Auto mode. 7B : Switch ON the 3-Phase incoming main supply. 7C : Turn ON the rocker switch. 7D : Amber LED will start blinking for a period of min 0.5 min. 7E : 0.5 min is the default setting which can vary from min 0.5 min to max.5min.
Installation, Maintenance & Troubleshooting guide | Version 03 3.6: Troubleshooting Guidelines in case any incoming supply fault is present before switching ON the Starter Table: 17 DOL Controller operating sequence in fault condition Possible LMR-A Rocker Amber LMR-A Amber Corrective Amber ‘ON’...
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Installation, Maintenance & Troubleshooting guide | Version 03 If fault still exists, then 8G : - Check the rated operational voltage of the starter in incoming terminal block (TB1) between L1-L2, L2-L3, L1-L3 with suitable equipment e.g. multimeter. - Check whether the 3-phase voltage in the incoming terminals of terminal block TB1 is <minimum required voltage (Refer table no.18).
Installation, Maintenance & Troubleshooting guide | Version 03 3.7: Troubleshooting Guidelines in fault condition when motor stops while it is in running condition Table: 19 DOL Controller operating sequence in fault condition Motor LMR-A Amber Possible Corrective Amber ‘ON’ Starter Green Motor conditon...
Installation, Maintenance & Troubleshooting guide | Version 03 3.8: Troubleshooting Guidelines in case any fault is at load side Steps to be followed Thermal overload relay provide protection from: a) overload condition at Motor b) single phasing at load side a) overload condition at Motor: check the suitable Motor current rating and adjust the overload relay setting dial as per the requirement.
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It helps our customers to thrive, communities to progress and supports sustainable development to protect our planet for the next generation. Creating environments that care. siemens.com/smart-infrastructure Published by Siemens Ltd Smart Infrastructure Electrical Products R&D Building, 48, Thane-Belapur Road Thane 400708, India Article no.