PART 3
TRANSFER SWITCH
Page 60
Section 3.1
Description and Components
INTRODUCTION
The “V-Type” CONTACTOR is available in 100 and 200 Amp
ratings at 250 volts maximum. It is available in 2-pole
configuration (single phase only).
The transfer switch does not have any intelligence systems of
its own. Instead, the Generator controls automatic operation of
the transfer switch.
ENCLOSURE
The transfer switch enclosure is a National Electrical
Manufacture’s Association (NEMA) type 1. Based on NEMA
Standard 250, the following standard applies
•NEMA 1 – Enclosures constructed for indoor use to provide
a degree of protection against incidental contact with the
enclosed equipment and to provide a degree of protection
against falling dirt.
12
13
19
23
11
1
10
18
37
8
26
3B
36
9
29
16
17
14
25
15
24
25
28
3A
21
7
6
3
22
20
21
24
15
22
9
5
4
2
25
ITEM DESCRIPTION
1 GTS LOAD CENTER ENCLOSURE
2 COVER 10 POS.GTS LOAD CTR
3 TRANSFER SWITCH
3A COIL UTILITY
3B COIL STANDBY
4 SCREW HHTT M5-0.8 X 10
5 SCREW TAPTITE 1/4-20 X 5/8
6 LOCK WASHER, SPECIAL-1/4”
7 RELAY PANEL 12VDC DPDT 10A@240VAC
8 12CIR L/CENTR 125A/240V (ALSO USED FOR 10
CIRCUIT)
9 SCREW HHTT M4-0.7 X 10
10 RIVET POP .156” X .675”
11 PLUG PLASTIC
12 HARNESS ADAPTER PLATE
13 SUBPLATE GT S LOAD CENTER
14 5.28” U-CHANNEL
15 WASHER FLAT #10 ZINC
16 GROMMET 3/8 X 1/16 X 1/4
17 ARM EXTENDER PIN
18 CABLE TIE SELF MOUNTING 4.3LG
19 HARN GTS-MAIN PNL 10CIR W/NEUT
20 LUG QUICK DISCONNECT NI-S 10X45 DEG BRASS
/ TIN
21 SCREW PPHM #10-32X3/8
22 LUG SL DLSS 1/0-#14X9/16 AL/CU
23 BLOCK TERM 20A 2 X 6 X 1100V
24 WASHER LOCK #10
25 SCREW SW 1/4"-20 X 5/8” WITH WASHER
26 SCREW HHTT M5-0.8 X 16 (10, 12, 14, 16
CIRCUIT)
27 HARNESS LOAD CT R INT.CONN 10-16 (NOT
SHOWN)
28 FUSEBLOCK 30A 600V 3POS W/SQ
29 FUSE 5A
30 CIRCUIT BREAKER 20A 2P 1 1 1
31 CIRCUIT BREAKER 30A 2P 1 1
32 CIRCUIT BREAKER 15A 1P 3 5 4 5
33 CIRCUIT BREAKER 20A 1P 3 3 6 5
34 CIRCUIT BREAKER 40A 2P 1 1 1
35 CIRCUIT BREAKER 50A 2P 1
36 HARNESS ENTRY COVER
37 HARN GTS-EXT CONN BOX 8KW
Figure 59. Exploded View of V-Type Transfer Switch
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