Kohler ZCS series, Operation And Installation

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TP-5660 11/98 Specifications 3
1.4 Part Number Model Code
Use the diagram below to record and interpret the transfer switch part number model code.
Record the transfer switch part number in the boxes below. The transfer switch part number defines
characteristics and ratings as explained in the accompanying chart.
Type of Switch Type of Logic Voltage & Frequency
Number of
Poles
Number of
Wires
Type of
Enclosure Amperage Rating Code
Kohler Part Number Key
This chart explains the Kohler transfer switch part numbering code system.
The sample part number shown is for a standard contactor power switch with
M340+ logic rated at 600 volts, 60 hertz, 3-phase, 3-pole, and 4 wires in a
NEMA Type 1 enclosure with a contactor rating of 1000 amperes.
SAMPLE PART NUMBER
Classification of Power Switch
Z: Power Switch
Type of Power Switch
C: Contactor
Type of Switch
S: Standard
Type of Electrical Controls (Logic Controller)
1: S340+
2: E33+
3: S340+ with Programmed Transition
4: E33+ with Programmed Transition
5: M340+
6: M340+ with Programmed Transition
Voltage Code
60: 600 Volt, 60 Hz 66: 480 Volt, 60 Hz
62: 120 Volt, 60 Hz 68: 208 Volt, 60 Hz
63: 220 Volt, 50 Hz 71: 380 Volt, 50/60 Hz
64: 240 Volt, 60 Hz
Number of Poles
2: 2 Pole, 1 Phase
3: 3 Pole, 3 Phase
Number of Wires
3: 3 Wire
4: 4 Wire
Enclosure
0 = Open
1 = NEMA Type 1
2 = NEMA Type 12
3 = NEMA Type 3R
Amperes
Numbers Indicate Ampere Rating of Switch
ZCS-560341-1000
4: 3 Pole, 1 Phase
6: 4 Pole, Fully Rated
Figure 1-4. Transfer Switch Model Designations