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GE Zenith Controls
Product Bulletin
e
ZTS Series
Automatic Transfer Switches
Since its introduction, the GE Zenith ZTS Series of
transfer switches has become a hallmark of quality
and performance. Reliability resulting from superior
design and heavy duty construction has made the
ZTS the industry standard for critical installations.
Our emphasis on research and development, design
improvements, materials, manufacturing methods,
quality assurance, and service yields products that have
Specificat
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ZTS Series Automatic Transfer Switches The ZTS Series is the building block Neutral Switching Electrical Ratings of our transfer switch product line. The GE Zenith ZTS Series is available in true four pole Ratings 40 to 4000 amperes This ruggedly built power contactor designs for multi-source power systems that require 2, 3 or 4 Poles family of switches has been specifically Open type, NEMA 1, neutral switching. The neutral contact is on the same 3R, 4, 4X and 12 designed for transfer swi
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MX250 series Microprocessor Controller LEDs are used in a recognizable line configuration for continuous monitoring of switch position. A new Performance Features LCD display shows source availability, exercise time UL, CSA and IEC listed LOAD DISCONNECT TD PRE XFR delay operation and system source condition. A new TIME REMAINING 04:02 Ringing wave immunity per IEEE 472 (ANSI C37.90A) MO R E simplified adjustment is featured for voltage, frequency Condusted and Radiated Emissions per
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ZTS Series Accessory Group Matrix Group Packages Accessories MSTDS MEXES MCONS MSENS MSPES MPSGS 6P A1 A1E 2 2 A3 2 2 3 A4 2 2 2 2 3 Calibrate CDT CDP **DS *DT *DW E EL/P K/P L1 L2 L3 L4 *LN P1 Q2 Q3 Q7 R1-1 R1-3 R15 *R15D R16 R50 S5P S12P S13P T 2 2 2 2 2 2 T3/W3 U UMD 2 2 2 2 2 2 VI W YEN Standard Accessory included in the group package. Optional Accessory not included but can be added to group package. Optional Accessory. Can not be used with accessory having the same symbol. N/A 2 2 Denotes
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ZTS Series Accessory Definitions 6P CTAP Microprocessor activated test switch (Momentary) Chicago transfer alarm panel mounted in door of enclosure. Includes 3 aux. contacts and fuse. 6A Hardwired test switch (Maintained) DS Disconnect Switch. Disconnects source voltage 6AP to transfer power panel Microprocessor activated test switch (Maintained) DT (Delayed Transition Only) 6B Time Delay from Neutral Switch position Hardwired test switch (Maintained Auto - to Source 1 on retransfer Momentary Te
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ZTS Series Accessory Definitions S12P M85 Microprocessor activated auto/manual retransfer Digital Meter Includes M84 functions plus selector switch for trnsferring to Normal unbalance 256 samples/cycle data logging, (Source 1) (includes microprocessor activated waveform capture and sag/swell capture. YN & YE accessory) M86 S13P Digital Meter Includes M85 functions plus Microprocessor activated commit/no commit large graphical screen display with Ethernet on transferring to Emergency (Source 2) c
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ZTS Series Withstand Ratings GE Zenith ZTS Series Automatic Transfer Switches have been subjected to an extensive test program to show that they comply with and exceed UL 1008 standards, as well as the various performance specifications used by most government agencies and major electrical engineering firms throughout the world. The primary test to ensure the quality and dependability of an automatic transfer switch is its ability to close into and withstand high fault currents. The table shows
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ZTS Series Withstand Ratings GE Zenith ZTS Switches Withstand and Closing Current Ratings per UL 1008 and CSA Rated for Total Systems or Motor Loads (1) Specific Coordinated Any Molded Case Current Limiting Fuse Breaker Rating (3) Breaker Rating UL 1008 GE Zenith ZTS Switch Maximum Maximum Maximum Maximum Maximum Model No. Maximum Maximum Maximum Rating Circuit Amps Circuit Amps Circuit Circuit Amps Circuit Amps Fuse Size Circuit Amps Circuit Amps at 480 VAC at 600 VAC Breaker at 480 VAC at 60
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ZTS Series Dimensional Specifications / Power Connection Terminals ZTS Model Transfer Switches NEMA 1 Enclosed Weight Ampere Poles Height Width Depth Reference Open Application Notes Rating NEMA 1 (A) (B) (C) Figure Type 40, 80 2, 3 24 (61) 18 (46) 11.13 (28) A 21 (10) 57 (26) 1 – 7 100, 150 4 24 (61) 18 (46) 11.13 (28) A 24 (11) 60 (27) 225 2, 3 46 (117) 24 (61) 14.13 (36) A 70 (32) 165 (75) 1 – 7 260, 400 4 46 (117) 24 (61) 14.13 (36) A 75 (34) 170 (68) 2, 3 66 (168) 24 (61) 19.75 (50) B 165 (
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ZTS Series Ordering Information Z B 0 Model/Type Control Config. Ampere Switched Enclosure Operational Accessories Panel Size Poles Type Voltage Z T S 0 0 0 B 0 0 0 0 4 B N 0 1 A B M S T D S Utility - Generator 40 amps 2 Poles Type 1 Enclosed Standard (Open Transition) Entelli-Switch 250 Consult Table Below Microprocessor M E X E S 0 0 8 Control Unit U N 1 2 E Z T S D 0 0 80 amps Utility - Utility 3 Poles Type 12 Enclosure Delayed Transition M C O N S 0 1 0 N 3 R M F Z T S C T 0 100 amps M
