20
Eaton Static Transfer Switch 2000A 3-Pole Installation and Operation Manual 164001127—Rev 01
Connections to the input breakers (Source 1 and Source 2) are made directly to the bus work on the back of the
breakers (
). The bus work has predrilled holes for standard two-hole lugs that have 1¾" vertical spacing,
2" horizontal spacing, and ½" diameter holes (
Lugs for connection to the bus are provided by others (specifically, by the Installing Contractor) and should be
sized to fit these dimensions.
Verify that all input power and control circuits are de-energized and locked out before making connections to
the input bus or other connections inside the unit.
Only a qualified electrical contractor should install power or control wiring or torque the connections.
Figure 8. STS Rear: Customer Connections to 3-Phase Buses, Sources and Output
Source 2 ABC
Source 1 ABC
Output ABC
33..88..55
C
Coonnttrrooll W
Wiirriinngg
All control cabling to and from the STS should be rated at minimum 10A and cable insulation should be rated for
600VAC, unless otherwise specified on the drawings. Control wire connections are only required for some
options.
33..99
C
Cllaassss A
A C
Coom
mppuuttiinngg D
Deevviiccee
This equipment generates, uses, and can radiate radio frequency energy and if not installed and used in
accordance with the instruction manual, may cause interference to radio communications. It has been tested
and found to comply with the limits for a class A computing device pursuant to subpart B of part 15 of FCC
rules, which are designed to provide reasonable protection against such interference when operated in a
commercial environment. Operation of this equipment in a residential area is likely to cause interference in
which case the user at his/her own expense will be required to take whatever measures may be required to
correct the interference.
Содержание STS 2000A
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