background image

Table 3.1 Temperatures of Point A, Point B LGA50A-3R3-Y, -5, -12, -15

Mounting 

Method

Cooling 

Method

Load factor

Max temperature

Point A[

C

]

Point B[

C

]

A

Convection

70%

<

Io

[

100%

85

80

Io

[

70%

84

80

B

Convection

20%

<

Io

[

100%

76

81

Io

[

20%

72

74

C

Convection

20%

<

Io

[

100%

68

68

Io

[

20%

65

65

D

Convection

20%

<

Io

[

100%

84

72

Io

[

20%

76

61

E

Convection

60%

<

Io

[

100%

66

71

Io

[

60%

61

70

A,B,C,D,E,F Forced air

70%

<

Io

[

100%

85

80

Io

[

70%

80

75

Table 3.2 Temperatures of Point A, Point B LGA50A-24, -48

Mounting 

Method

Cooling 

Method

Load factor

Max temperature

Point A[

C

]

Point B[

C

]

A

Convection

60%

<

Io

[

100%

83

62

Io

[

60%

82

71

B

Convection

60%

<

Io

[

100%

76

62

Io

[

60%

82

75

C

Convection

60%

<

Io

[

100%

71

55

Io

[

60%

80

69

D

Convection

60%

<

Io

[

100%

82

55

Io

[

60%

85

69

E

Convection

60%

<

Io

[

100%

77

67

Io

[

60%

82

80

A,B,C,D,E,F Forced air

70%

<

Io

[

100%

85

80

Io

[

70%

80

75

Table 3.3 Temperatures of Point A, Point B LGA75A-

O

 

Mounting 

Method

Cooling 

Method

Load factor

Max temperature

Point A[

C

]

Point B[

C

]

A

Convection

70%

<

Io

[

100%

83

78

Io

[

70%

87

78

B

Convection

50%

<

Io

[

100%

64

66

Io

[

50%

74

70

C

Convection

50%

<

Io

[

100%

67

74

Io

[

50%

76

76

D

Convection

50%

<

Io

[

100%

81

68

Io

[

50%

85

73

E

Convection

40%

<

Io

[

100%

66

77

Io

[

40%

75

81

A,B,C,D,E,F Forced air

70%

<

Io

[

100%

85

80

Io

[

70%

80

75

Table 3.4 Temperatures of Point A, Point B LGA100A-

O

 

Mounting 

Method

Cooling 

Method

Load factor

Max temperature

Point A[

C

]

Point B[

C

]

A

Convection

70%

<

Io

[

100%

85

80

Io

[

70%

80

78

B

Convection

50%

<

Io

[

100%

77

74

Io

[

50%

75

70

C

Convection

40%

<

Io

[

100%

76

76

Io

[

40%

72

72

D

Convection

20%

<

Io

[

100%

84

68

Io

[

20%

76

65

E

Convection

40%

<

Io

[

100%

78

78

Io

[

40%

72

75

A,B,C,D,E,F Forced air

70%

<

Io

[

100%

85

80

Io

[

70%

80

75

Table 3.5 Temperatures of Point A, Point B LGA150A-

O

Mounting 

Method

Cooling 

Method

Load factor

Max temperature

Point A[

C

]

Point B[

C

]

A

Convection

60%

<

Io

[

100%

83

80

Io

[

60%

82

78

B

Convection

40%

<

Io

[

100%

81

74

Io

[

40%

77

72

C

Convection

40%

<

Io

[

100%

77

79

Io

[

40%

77

74

D

Convection

20%

<

Io

[

100%

85

70

Io

[

20%

77

65

E

Convection

20%

<

Io

[

100%

77

79

Io

[

20%

68

70

A,B,C,D,E,F Forced air

70%

<

Io

[

100%

85

80

Io

[

70%

80

75

Table 3.6 Temperatures of Point A, Point B LGA240A-

O

Mounting 

Method

Cooling 

Method

Load factor

Max temperature

Point A[

C

]

Point B[

C

]

A

Convection

35%

<

Io

[

100%

77

77

Io

[

35%

75

76

B

Convection

35%

<

Io

[

100%

71

74

Io

[

35%

71

74

C

Convection

35%

<

Io

[

100%

77

72

Io

[

35%

77

72

D

Convection

35%

<

Io

[

100%

82

71

Io

[

35%

82

71

E

Convection

35%

<

Io

[

100%

61

79

Io

[

35%

65

74

A,B,C,D,E,F Forced air

70%

<

Io

[

100%

80

75

Io

[

70%

75

70

AC-DC Power Supplies Open Frame/ Enclosed Type

Instruction Manual

LGA-17

LGA

me̲lga1.indd   LGA-17

me lga1 indd LGA-17

2015/06/19   14:42:27

2015/06/19 14:42:27

Summary of Contents for LGA100A

Page 1: ...ethod Forward Converter Forward Converter Forward Converter 1 A 3 6 2 4 1 7 1 3 current Input 130 operation availability 2 Series Parallel Parallel operation SCR CEM 3 Yes Yes PCB Pattern SCR SCR Ther...

Page 2: ...Series Operation and Parallel Operation LGA 14 1 1 Input voltage range 1 2 Inrush current limiting 1 3 Overcurrent protection 1 4 Overvoltage protection 1 5 Output voltage adjustment range 1 6 Isolat...

Page 3: ...input should be shut down if overvoltage protection is in operation The mini mum interval of AC recycling for recovery is 1 5 minutes LGA240A is 3minutes The recovery time varies depending on input v...

Page 4: ...ing E mounting A F mounting 1 1 A mounting B C mounting 10 70 60 50 40 30 2 2 1Convection 80 100 60 40 20 0 20 10 0 Load factor C Ambient temperature A F mounting Forced air 0 5m3 min 1 1 D mounting E...

Page 5: ...ounting AC DC Power Supplies Open Frame Enclosed Type Instruction Manual LGA 16 LGA F mounting should be operated by Forced air Fig 3 14 Derating curve depending on input voltage Fig 3 9 Ambient tempe...

Page 6: ...66 77 Io 40 75 81 A B C D E F Forced air 70 Io 100 85 80 Io 70 80 75 Table 3 4 Temperatures of Point A Point B LGA100A O Mounting Method Cooling Method Load factor Max temperature Point A C Point B C...

Page 7: ...50C 5years 3years Warranty Table 3 13 Warranty LGA50A 3R3 Y 5 12 15 Mounting Method Cooling Method Average ambient temperature year Load factor Io 75 75 Io 100 A Convection Ta 40C or less 5years 5yea...

Page 8: ...able 3 18 Warranty LGA240A O Mounting Method Cooling Method Average ambient temperature year Load factor Io 75 75 Io 100 A Convection Ta 30C or less 5years 5years Ta 40C 5years 3years B C Convection T...

Page 9: ...se the output voltage turn a built in potentiometer clockwise To decrease the output voltage turn it counterclockwise Please take care when you adjust output voltage by potentiometer because there is...

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