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Table 3.4   Temperatures of Point A, Point B, Point C, Point D  

LFP300F-

O

-TY

Mounting 

Method

Cooling 
Method

Load factor

Max temperature

Point A[

C

] Point B[

C

] Point C[

C

] Point D[

C

]

A

Convection

80%

<

Io

[

100%

70

86

60%

<

Io

[

80%

75

88

Io

[

60%

79

89

B

Convection

80%

<

Io

[

100%

59

68

60%

<

Io

[

80%

68

76

Io

[

60%

76

86

C

Convection

80%

<

Io

[

100%

70

84

60%

<

Io

[

80%

77

89

Io

[

60%

80

89

D

Convection

80%

<

Io

[

100%

57

64

60%

<

Io

[

80%

65

73

Io

[

60%

77

83

E

Convection

80%

<

Io

[

100%

60

79

60%

<

Io

[

80%

66

81

Io

[

60%

76

88

A,B,C,D and E Forced air 50%

<

Io

[

100%

75

75

85

85

Io

[

50%

75

75

85

85

4   Life expectancy and 

warranty

¡

Life Expectancy.

Table 4.1 Life Expectancy (LFP100F-

O

-Y)

Mounting

Method

Cooling

Method

Average ambient 

temperature (year)

Life Expectancy

Io

[

75%

75%<Io

[

100%

A

Convection

 Ta = 40

C

 or less

10years or more 10years or more

 Ta = 50

C

10years or more

9years

B

Convection

 Ta = 35

C

 or less

10years or more 10years or more

 Ta = 45

C

10years or more 10years or more

C

Convection

 Ta = 35

C

 or less

10years or more 10years or more

 Ta = 45

C

10years or more

9years

D, E, F

Convection

 Ta = 25

C

 or less

10years or more 10years or more

 Ta = 35

C

10years or more

7years

A,B,C,D,E,F Forced air  Ta = 60

C

5years

3years

Table 4.2 Life Expectancy (LFP150F-

O

-Y)

Mounting

Method

Cooling

Method

Average ambient 

temperature (year)

Life Expectancy

Io

[

75%

75%<Io

[

100%

A

Convection

 Ta = 40

C

 or less

10years or more 10years or more

 Ta = 50

C

10years or more

8years

B

Convection

 Ta = 35

C

 or less

10years or more 10years or more

 Ta = 45

C

10years or more 10years or more

C

Convection

 Ta = 35

C

 or less

10years or more 10years or more

 Ta = 45

C

10years or more

6years

D, E, F

Convection

 Ta = 20

C

 or less

10years or more 10years or more

 Ta = 30

C

10years or more 10years or more

A,B,C,D,E,F Forced air  Ta = 60

C

5years

3years

Table 3.2   Temperatures of Point A, Point B  LFP150F-

O

-Y

Mounting 

Method

Cooling 
Method

Load factor

Max temperature

Point A[

C

] Point B[

C

]

A

Convection

75%

<

Io

[

100%

84

81

50%

<

Io

[

75%

89

89

0%<Io

[

50%

89

89

B

Convection

75%

<

Io

[

100%

83

81

50%

<

Io

[

75%

89

89

0%<Io

[

50%

89

89

C

Convection

75%

<

Io

[

100%

87

85

50%

<

Io

[

75%

89

89

0%<Io

[

50%

89

89

D

Convection

75%

<

Io

[

100%

83

65

50%

<

Io

[

75%

89

75

0%<Io

[

50%

89

85

E

Convection

75%

<

Io

[

100%

77

86

50%

<

Io

[

75%

81

89

0%<Io

[

50%

86

89

F

Convection

75%

<

Io

[

100%

78

76

50%

<

Io

[

75%

82

82

0%<Io

[

50%

89

89

A,B,C,D,E,F Forced air 70%

<

Io

[

100%

75

75

0%<Io

[

70%

75

75

Table 3.3   Temperatures of Point A, Point B, Point C  LFP240F-

O

-Y

Mounting 

Method

Cooling 
Method

Load factor

Max temperature

Point A[

C

] Point B[

C

] Point C[

C

]

A

Convection

75%

<

Io

[

100%

89

82

50%

<

Io

[

75%

89

88

0%<Io

[

50%

89

89

B

Convection

75%

<

Io

[

100%

85

74

50%

<

Io

[

75%

89

82

0%<Io

[

50%

89

89

C

Convection

75%

<

Io

[

100%

89

83

50%

<

Io

[

75%

89

88

0%<Io

[

50%

89

89

D

Convection

75%

<

Io

[

100%

88

74

50%

<

Io

[

75%

89

85

0%<Io

[

50%

89

89

E

Convection

75%

<

Io

[

100%

89

86

50%

<

Io

[

75%

89

89

0%<Io

[

50%

89

89

F

Convection

75%

<

Io

[

100%

79

68

50%

<

Io

[

75%

86

77

0%<Io

[

50%

89

89

A,B,C,D,E,F Forced air 70%

<

Io

[

100%

75

75

85

0%<Io

[

70%

75

75

85

AC-DC Power Supplies Open Frame/ Enclosed Type

Instruction Manual

LFP-16

June 26, 2020

Summary of Contents for LFP100F

Page 1: ...ge protection 1 5 Thermal protection 1 6 Output voltage adjustment range 1 7 Output ripple and ripple noise 1 8 Isolation 1 9 Reducing standby power LFP 13 LFP 13 LFP 13 LFP 13 LFP 13 LFP 13 LFP 13 LF...

Page 2: ...drops to a certain extent the output becomes hic cup so that the average current will also decrease 1 4 Overvoltage protection An overvoltage protection circuit is built in If the overvoltage pro tec...

Page 3: ...75 89 89 0 Io 50 89 89 C Convection 75 Io 100 85 86 50 Io 75 89 89 0 Io 50 89 89 D Convection 75 Io 100 84 76 50 Io 75 89 86 0 Io 50 89 89 E Convection 75 Io 100 81 89 50 Io 75 86 89 0 Io 50 87 89 F...

Page 4: ...more 8years B Convection Ta 35C or less 10years or more 10years or more Ta 45C 10years or more 10years or more C Convection Ta 35C or less 10years or more 10years or more Ta 45C 10years or more 6years...

Page 5: ...emperature year Warranty Io 75 75 Io 100 A Convection Ta 40C or less 5years 5years Ta 50C 5years 3years B Convection Ta 35C or less 5years 5years Ta 45C 5years 3years C Convection Ta 35C or less 5year...

Page 6: ...dard untis Please contact us about the detail LFP300F I O Connector Mating connector Terminal CN1 7 1565036 6 1 1123722 8 Chain 1123721 1 Loose 1318912 1 CN2 1 1123723 6 1 1123722 6 Chain 1123721 1 Lo...

Page 7: ...t limiting resistor R If the output exceeds 12 5V however please connect the cur rent limiting resistor R To calculate a current limiting resistance value please use the fol lowing equation R W Vcc 1...

Page 8: ...cessary to use wires which rated voltage is 600V or more 4 It must be used with the external capacitor unit CR HUT 5 For more information about the external capacitor unit and har ness please refer to...

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