GE Products BuyLog Smart Catalog
Automatic Transfer Switches Critical Power Products MX250
Section 14
MX250 Accessory Definitions
Accessories
Description
Accessories
Description
6A/P
M2
Three Phase Amp Meter (Analog)
Microprocessor activated test switch (Maintained) (selector or key) Hardwired test switch (Maintained) (selector or key) Hardwired test switch (Maintained Auto - Momentary Test) Source 1 failure Auxiliary Contact DPDT (max 5 sets) Source 2 failure Auxiliary Contact DPDT (max 5 sets) Source 2 position Auxiliary Contact DPDT (max 5 sets) Closed and Neutral Position Contact Source 1 position Auxiliary Contact DPDT (max 5 sets) Motor disconnect and staged restart (max 10 contacts) Bypass Source 2 position Auxiliary Contact SPST Bypass Source 1 position Auxiliary Contact SPST Microprocessor activated calibration feature Programmable exerciser daily, 7/14/28/365 days user-selectable, with or without load Chicago transfer alarm panel mounted on enclosure door Inhibits controller from transferring for maintenance and troubleshooting Removes power from control circuit for maintenance and troubleshooting (DELAYED TRANSITION ONLY) Time Delay from Neutral Switch position to Source 1 on retransfer (DELAYED TRANSITION ONLY) Time Delay from Neutral Switch position to Source 2 on retransfer EnerVista Viewpoint Monitioring Ground Bus Mechanical Lugs Fan contact, closed when engine runs Thermostat and humidistat controlled heater mounted in enclosure Over/Under Frequency Source 2 Over/Under Frequency Source 1 Frequency Indication on the controller Center-off position LCD-Indicator LED light indicates Switch in Source 2 position LED light indicates Switch in Source 1 position Battery Charger Exerciser no load timer Engine Start Relay Event log of last 16 events
6A
M90
EPM2000 True RMS Digital Meter with display (Amps, Volts, Power, Energy, Power Factory and Frequency). 3 Line LED Display. 50/60 Hz Univer- sal Operation. 3 phase. Standard Modbus RTU RS485 communications capability. Adds Pre-Wiring for Enervista Viewpoint Monitoring of M90 Accessory & ATS Status using Modbus RS485 Serial Communications Adds Pre-Wiring for Enervista Viewpoint Monitoring of M90 Accessory & ATS Status using Ethernet TCP/IP Communications EPM6000 True RMS Digital Meter with display (Amps, Volts, Power, Energy, Power Factory and Frequency, THD). Certified energy and demand metering. Meets ANSI C12.20 and IEC 687. Accuracy Classes. Front IrDA Port Laptop Connection. Std. Modbus RTU RS485 or DNP 3.0 communications capability Adds Pre-Wiring for Enervista Viewpoint Monitoring of M91 Accessory & ATS Status using Modbus RS485 Serial Communications Adds Pre-Wiring for Enervista Viewpoint Monitoring of M91 Accessory & ATS Status using Ethernet TCP/IP Communications Engine Start Timer (adjustable to 6 sec.) External to Controller extended Engine Start Timer (adjustable to 300 sec.) Peak shave/remote load test/area protection - Relay (S.P.D.T.) (Need to specify voltage - 120 VAC, 24 VAC, 24 VDC) Inhibit transfer to Source 2 (load add relay) - Relay (S.P.D.T.) (Need to specify voltage - 120 VAC, 24 VAC, 24 VDC) Inhibit transfer to Source 1 - Relay (S.P.D.T.) (Need to specify voltage - 120 VAC, 24 VAC, 24 VDC) Over Voltage sensing for Source 1 three phase Load Shed. Should Source 2 become overloaded, a signal can be given to switch to the Neutral position. Phase rotation sensing of Source 1 and Source 2 Interruptible Power Rate Provisions. Allow trans- fer out of Source 1 position to Mid position or dead Source 2. Alarm and Pre-Signal circuit included. (Need to specify voltage - 120 VAC, 24 VAC, 24 VDC) In Phase monitor between Source 1 and Source 2 to allow transfer Microprocessor activated auto/manual retrans- fer selector switch for transferring to Source 1 (includes microprocessor activated YN accessory) Over Voltage sensing 3-phase source 2 Prime Source Selector Switch
6B
M90A (M90 & MCM)
A1
A1E
M90B (M90, MCM & ECM)
A3
M91
A34N
A4
A62
AB3 AB4
BC
CALIBRATE
M91A (M91 & MCM)
CDP
CDT
M91B (M91, MCM & ECM)
CTAP
Control Switch
P1 P2
Maintenance Switch
Q2
DT
Q3
DW
Q7
E
EL/P EVM
R1-3
GB
R8
F
R15
HTH
J2E J2N K/P
R16 R26
LN/P L1/P L2/P L3/P L4/P LCM MCM ECM
LED light indicates Source 1 available LED light indicates Source 2 available LonWorks Communication Module Modbus RTU Communication Module Ethernet Communication Adapter. Requires MCM (Modbus) Accessory.
R50
S3
S5P
Rev. 1/19 Data subject to change without notice
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