Emerson 7ADTB- Manuals

2 --- 2 Settings Voltage & Frequency Settings Unless otherwise specified on the order, the controller voltage and frequency settings are set at the factory to the default values. If a setting must be changed, carefully follow the procedure on the next page. Some settings may require a password (...

2--3 Settings Voltage & Frequency Settings The controller (CP) voltage and frequency setting can be displayed and changed from the keypad. See the table on the previous page. Some settings may require a password (if the controller is set up for one). ¡ From any of the Status displays, press the ...

2 --- 4 Settings Time Delay Settings Unless otherwise specified on the order, the Controller time delay settings are set at the factory to the default values. If a setting must be changed, follow the procedure on the next page. Some settings may require a password (if controller is set up for one). ...

2 --- 5 Settings Time Delay Settings The controller time delay (TD) settings can be displayed and changed from the keypad. Some settings may require a password (if the control panel is set up for one). ① From any of the Status displays, press the Enter/Save Settings key to move to the Settings level...

2 --- 6 Settings Features Settings Unless otherwise specified on the order, the controller features settings are set at the factory to the default values. If a setting must be changed, follow the procedure on the next page. Some settings may require a password (if the controller is set up for one). ...

2 --- 8 Settings Y – Y Primary Failure Detection (not shown) see page 2–1 This display shows status of a special control algorithm which is described in Application Note 381339–276 . Enable – Yes means the algorithm is activated to detect Normal primary single phase failure in Y–Y systems. Sense Del...

2 --- 10 Settings Engine Exerciser Settings Unless otherwise specified on the order, the controller engine exerciser settings are set at the factory to the default values. If a setting must be changed, follow the procedure on the next page. Some settings may require a password (if the controller is ...

2 --- 11 Settings Engine Exerciser Settings The controller (CP) engine exerciser setting can be displayed and changed from the keypad. Some settings may require a password (if the controller is set up for one). ① From any of the Status displays, press Enter/Save Settings key to move to the Settings ...

2--12 Settings View Event Log The controller event logging feature can be displayed from the keypad. Some settings may require a password (if the controller is set up for one). ¡ From any of the Status displays, press Enter/Save Settings  key to move to the Settings level of menus. © Press the righ...

2--13 Settings Service — Statistics / Diagnostics The controller service statistics / diagnostics can be displayed from the keypad. Some settings may require a password (if the controller is set up for one). ¡ From any of the Status displays, press Enter/Save Settings  key to move to the Settings l...

2--14 Settings Service — Factory Selectable Features The controller service factory selectable features can be displayed from the membrane controls. These factory settings should not be changed by the customer (they cannot be changed without entering the factory password). ¡ From the ATS Status disp...

Tip ☞ 3--1 Operating the Controls Status Information The controller (CP) provides the status of the automatic transfer switch (ATS) and of both the normal and emergency sources. This information is at the status level of all screens and no password is required to view them.You can press the right ar...

3--2 Operating the Controls Display Messages and their Meaning The following messages (in alphabetical order) can appear on the CP display: Display Message Meaning or Explanation Also Refer To ATS LOCKED OUT! An error condition has occurred and the controller has locked out all further attempts to t...

3--3 Operating the Controls Display Messages and their Meaning (continued) The following messages (in alphabetical order) can appear on the CP display: Display Message Meaning or Explanation Also Refer To TD Normal Fail: The normal source failure time delay (Feature 1C) is running. The amount of tim...

4--1 Description of Operation Open–Transition (2–position) Automatic Transfer (4ATS,7ATS,7ATB) Load Transfer To Emergency The sequence for load transfer to the emergency source begins automatically when thecontroller detects a normal source failure or a transfer test signal. Normal Source Failure . ...

4--2 Description of Operation Open–Transition (2–position) Automatic Transfer Switches continued Load Retransfer To Normal The sequence for load retransfer to the normal source begins automatically when thecontroller detects a restored normal source or a cancelled transfer test signal. Normal Source...

4--4 Description of Operation Closed–Transition Automatic Transfer Switches continued Closed–Transition Load Transfer to Emergency Sourcedue to Transfer Test The sequence for closed–transition load transfer to the emergency source beginsautomatically when the controller detects a transfer test signa...

4--5 Description of Operation Closed–Transition Automatic Transfer Switches continued Closed–Transition Load Retransfer To Normal The sequence for load retransfer to the normal source begins automatically when thecontroller detects a restored normal source or a cancelled transfer test signal. Normal...

4--7 Description of Operation Delayed–Transition Automatic Transfer Switches continued Load Retransfer To Normal The sequence for load retransfer to the normal source begins automatically when thecontroller detects a restored normal source or a cancelled transfer test signal. Normal Source Restorati...

A --- 1 Appendix Controller Cover Removal Hazardous voltage capable of causing shock, burns, or death is connected to controller. Deenergize all power before removing cover. NOTICE Touch ground first ! Electrostatic sensitive device. ATTENTION Observe precautions for handing electrostatic sensitive ...

A --- 2 Appendix DIP Switch Actuators DIP switch (10 actuators) right side of controller The DIP switch in the Group 5 controller is located on the right side through a opening in the base. The following tables show what each actuator does. Transfer Switch Type DIP switch actuators 1 and 2 select th...

A --- 3 Appendix Frequency of Sources DIP switch actuator 7 selects either 50 or 60 Hz sourcefrequency. See Table C. Table C. Source Frequency — DIP actuator 7. DIP switch actuator 50 Hz 60 Hz 7 Phases of Normal & Emergency Sources DIP switch actuators 8 and 9 select either 1 phase or 3 phase fo...

A --- 4 Appendix Voltage Jumper Blocks To avoid permanently damaging the Group 5 controller, be certain that the voltage setting matches the transfer switch system voltage. Eight jumper blocks on the Group 5 controller arearranged in one of two patterns for the power supply tomeet the requirements o...

INDEX Printed in U.S.A. ASCO Power Technologies, L.P. 2007 In the United States, for service call ASI at 1–800–800–2726 (ASCO). In Canada, for service call at 1–888–234–2726 (ASCO). Copyright A address, 2–8, 2–9arrow push–buttons, 1–1 B baud rate, 2–8, 2–9 C change password, 2–8, 2–9clear log, 2–8, ...

INSTALLATION (continued) 1 --- 4 RED RED GREEN GREEN observe these lights AMBER operate this switch Figure 1-3. Standard controls and indicators. 2 – Electrical Operation This procedure checks electrical operation of the ADTS. Close enclosure door before proceeding to prevent personal injury in case...

SECTION 2 TESTING & SERVICE 2--1 TRANSFER TEST Test the Automatic Transfer Switch portion of the 7000 Series 7ADTB at least once a month. This procedure checks the electrical operation of the Transfer Switch and Controller. Put the engine–generator starting control (at the engine–generator set) ...

TESTING & SERVICE (continued) 2--2 TROUBLE-SHOOTING Note any optional accessories that may be furnished on the 7ADTB and review their operation. Refer to any separate drawings and/or instructions that may be packed with the 7ADTB. See Table B. Hazardous voltage capable of causing shock, burns, o...

TESTING & SERVICE (continued) 2--3 handle shaft extension frame UP opens the Emergency source contacts DOWN closes the Emergency source contacts UPPER SHAFT Figure 2–2. Maintenance handle operation for Emergency source contacts (upper shaft). handle shaft externsion frame UP closes the Normal so...

SECTION 3 BYPASSING & ISOLATING 3 --- 1 Figure 3–1. Status lights and Engine Control. TRANSFER SWITCH CONNECTED TO NORMAL CONNECTED TO EMERGENCY Lower red light is on if Transfer Switch is on Emergency. Upper green light is on if Transfer Switch is on Normal. Figure 3–2. Status lights for Transf...

BYPASSING & ISOLATING (continued) 3 --- 2 To Bypass Normal Source* To Bypass Emergency Source* (Load connected to Normal Source) The Transfer Switch Connected To Normal light is on and Transfer Switch Connected To Emergency light is off. (Load connected to Emergency Source) The Transfer Switch C...

BYPASSING & ISOLATING (continued) 3 --- 3 ISOLATING THE ATS Isolating is required before any service work can be performed on the automatic transfer switch (ATS). Refer to Figures 3–9, 3–10, 3–11, and 3–12. 1. Bypass the closed automatic transfer switch contacts. See BYPASSING on pages 3–1 and 3...

BYPASSING & ISOLATING (continued) 3 --- 4 4. Open the lower enclosure door. Pull out both left and right side rails then use the two tab handles to roll outthe transfer switch. It can be safely inspected in thisposition. The transfer switch can also be removed foreasier maintenance operations. S...

BYPASSING & ISOLATING (continued) 3 --- 5 RETURN TO SERVICE This procedure explains how to return the automatic transfer switch (ATS) to service after inspection and maintenance. Observe the Bypass Switch Position indica- tor and lights). 1. Use the two tab handles to roll the transfer switch in...

BYPASSING & ISOLATING (continued) 3 --- 6 Do not close the isolation contacts unless the Transfer Switch (ATS) and Bypass Switch are in the same position! 6. When the transfer switch is in the same position as the Bypass Switch handle, continue turning theIsolation Handle clockwise (about 8 turn...

BYPASSING & ISOLATING (continued) 3 --- 7 RETURN TO SERVICE continued* This procedure explains how to return the Bypass Switch Handle to the OPEN position. The Bypass Handle must be in the CLOSED position (yellow indicator on NOR- MAL or EMERGENCY ) and the Isolation Handle must be in the CONN p...

INDEX Printed in U.S.A. Copyright 2007 ASCO Power Technologies, L.P. A auxiliary circuits, 1–2 B barriers, interphase, 3–4, 3–5bypassing the ATS, 3–1, 3–2 C catalog number, 1–1cleaning, 2–1connections power, 1–1 contact inspection, 3–4, 3–5controller disconnecting, 2–1 see Controller User’s Guide D ...