Accessories
6P
A1
A1E
A3
A4
Calibrate
CDT
CDP
**DS
*DT
*DW
E
EL/P
K/P
L1
L2
L3
L4
*LNP
P1
Q2
Q3
Q7
R1-1
R1-3
R15
*R15D
R16
R50
S5P
S12P
S13P
T
T3/W3
U
UMD
VI
W
YEN
MSTD
MEXE
MCON
MSEN
MSPE
MPSG
2
2
2
2
2
2
2
2
3
3
2
2
2
2
2
2
2
2
2
2
2
2
Group Packages
2
2
3
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
Denotes an Accessory with 2 circuits as a standard.
Denotes an Accessory with 3 circuits as a standard.
* Delayed Transition Units Only.
** Optional for 40-400 Amp
Page 5
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PB
-5066
Z
enith
ZTS
Series Accessory Group Matrix
Z
enith
ZTS
Series Accessory De
fi
nitions
6P
Microprocessor activated test switch (Momentary)
6A
Hardwired test switch (Maintained)
6AP
Microprocessor activated test switch (Maintained)
6B
Hardwired test switch (Maintained Auto - Momentary Test)
Key operated
6C
Hardwired test switch (Maintained Auto - Maintained Test)
Key operated
A
1
Auxiliary Contact S.P.D.T. - Normal (Source 1) Failure
A
1E
Auxiliary Contact S.P.D.T. - Emergency (Source 2) Failure
A
3
Auxiliary Contact - closed in emergency (Source 2) Additional
available (10 max.) on ZTS Series and need to be specified
A
4
Auxiliary Contact - closed in normal (Source 1) Additional available
(10 max.) on ZTS Series and need to be specified
AB
3
Auxiliary Contact - closed in bypass emergency (Source 2) (S.P.D.T.)
(Standard up to 400A) Additional available (10 max.) on ZBTS
Series and need to be specified
AB
4
Auxiliary Contact - closed in bypass normal (Source 1) (S.P.D.T.)
(Standard up to 400A) Additional available (10 max.) on
ZBTS
Series
and need to be specified
CALIBRATE
Microprocessor activated calibration feature
CDP
Programmable exerciser daily, 7/14/28/365 days user-selectable,
with or without load
CDT
Exerciser no load timer
CTAP
Chicago transfer alarm panel mounted in door of enclosure.
Includes 3 aux. contacts and fuse.
DS
Disconnect Switch. Disconnects source voltage to transfer
power
panel.
DT
(DELAYED
TRANSITION
ONLY)
Time Delay from Neutral Switch position to Source 1 on retransfer
DW
(DELAYED
TRANSITION
ONLY)
Time Delay from Neutral Switch position to Source 2 on retransfer
E
Engine Start Relay
ECM
Ethernet Communication Adapter. Requires MCM
(Modbus) Accessory.
EL
/P
Event log of last 16 events
F
Fan contact, closed when engine runs.
HT
(1)(2)
Heater and Thermostat 208/240V (1) 380/600V (2) mounted and
interwired in enclosure. (requires larger enclosure for 40-200A)
K
Frequency Meter (Analog) - Door mounted
K
/P
Frequency Indication on the controller
LNP
Center-off position LCD-Indicator
L
1
LED
light indicates Switch in Source 2 position
L
2
LED
light indicates Switch in Source 1 position
L
3
LED
light indicates Source 1 available
L
4
LED
light indicates Source 2 available
Z
enith
ZTS
Series Accessory De
fi
nitions
(cont.)
