Hitachi H100C, Technical Notes

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23
(b) Lin e-cur r ent detect in g m et h od
3 Con ta ctor Met h od
F ig. 20 Con nect ion dia gr a m
Ta ble 18. Select ion (lin e-cu rr en t det ect in g m et hod)
Th er ma l Over load Rela y
Volt a ge
Motor
Ca pa cit y
(kW)
Con t a ct or for
in su lat ion
(52)
Con t a ct or for
St a r
(6)
Con t a ct or for
Delt a
(42)
(49) RC(A)
Adju sta ble
Ra n ge (A)
5.5 H 20,H S20 H 20,H S20
TR25B-1E
Sin gle in st a lla t ion
20 16 ~ 24
7.5 H 25,H S25 H 25,H S25 28 22 ~ 34
11 H 35,H S35
H 20,H S20
H 35,H S35
TR50B-1E
40 32 ~ 48
15 H 25,H S25 55 45 ~ 65
18.5
H 50,H S50 H 50,H S50 TR80B-1E
67 55 ~ 80
22 H 65C
H 35,H S35
H 65C TR150B-1E 80 65 ~ 95
30 H 80C H 50,H S50 H 80C Sin gle in st a lla t ion 105 90 ~ 120
37 H 100C H 100C 130 110 ~ 150
45 H 125C
H 65C
H 125C TR400B-1E 1.4 1.0 ~ 1.8
55 H 150C H 80C H 150C Sin gle in st a lla t ion
75 H 200C H 125C H 200C
90 H 250C H 150C H 250C
2.4 1.6 ~ 3.2
110 H 300C H 200C H 300C
132 H 250C
3.8 2.5 ~ 5.0
200V
150
H 400C
H 300C
H 400C
6.8 4.5 ~ 9
5.5 TR20B-1E 9 6 ~ 12
7.5
〃
15 12 ~ 18
11
H 20,H S20 H 20,H S20
TR25B-1E
Sin gle in st a lla t ion
20 16 ~ 24
15 H 25,H S25
H 20,H S20
H 25,H S25 28 22 ~ 34
18.5 H 35,H S35 H 35,H S35 H 35,H S35
22
TR50B-1E
40 32 ~ 48
30
H 50,H S50 H 50,H S50 H 50,H S50
55 45 ~ 65
37 H 50
TR80B-1E
67 55 ~ 80
45
H 65C H 65C
TR150B-1E 80 65 ~ 95
55 H 80C
H 65C
H 80C Sin gle in st a lla t ion 105 90 ~ 120
75 H 100C H 80C H 100C 130 110 ~ 150
90 H 125C H 100C H 125C TR400B-1E 1.4 110 ~ 1.8
110 H 150C H 125C H 150C Sin gle in st a lla t ion
132 H 200C H 200C
2.4 1.6 ~ 3.2
150 H 250C H 250C
190 H 300C
H 200C
H 300C
400V
260 H 400C H 300C H 400C
3.8 2.5 ~ 5.0
N ot e: Th e RC va lu es of t h erm a l overloa d rela ys ar e ba sed on H it ach i gen er a l-pu rpose squir rel-ca ge m ot or s.