KMY
Last update: 2012.8.30 No.RH-K-HTS-0001-2
(Uncontrolled copy)
Sp e c i f i c a t i o n
(Reference)
Title:
Style:
FIXED HIGH VOLTAGE RESISTORS PRECISION
RH1, 2, 3, 4, 6, 8
RoHS COMPLIANCE ITEM
Product specification contained in this specification
are subject to change at any time without notice
If you have any questions or a Purchasing Specification for any quality
Agreement is necessary, please contact our sales staff.
Issue Dept.: Research & Development Department Hokkaido Research Center
KMY
Title:
FIXED HIGH VOLTAGE RESISTORS: PRECISION
RH1, 2, 3, 4, 6, 8
Drawing No:
RH−K−HTS−0001
Page:
1/6
/2
1. Scope
1.1 This specification covers the detail requirements for fixed high voltage resistors: precision, style of RH1, 2, 3, 4, 6, 8.
1.2 Applicable documents
JIS C 5201−1994, JIS C 5202−1990
2. Classification
Type designation shall be the following form.
(Example)
RH
1
D
1
2
3
Style
100M
4
J
5
6
Ｂ
7
1 Fixed high voltage resistors: precision
Style
2 Rated dissipation
3 Temperature coefficient of resistance
4 Rated resistance
Example: 100M
→
100MΩ
5 Tolerance on rated resistance
6 Note
Blank
Standard
A
Possible to use in Insulated oil.
7 Packaging form
3. Rating
3.1 The ratings shall be in accordance with Table−1.
Style
RH1
RH2
RH3
RH4
RH6
RH8
Style
Rated dissipation
(W)
1
2
3
4
6
8
Table−1
Limiting element voltage
Max. overload
(kV)
voltage
(kV)
1.5
4
5
12.5
10
25
15
30
20
40
30
60
Rated
resistance
range (MΩ)
Tolerance on rated
resistance
Pulse voltage
(kV)
4
7.5
15
20
30
40
Working temperature
range
(°C)
Temperature coefficient of
resistance
RH1
F(±1%)
RH2
1≤R≤500
K(±100×10
−
6
/°C)
RH3
G(±2%)
RH4
J(±5%)
−
6
RH6
D(±200×10
/°C)
500<R≤5000
K(±10%)
RH8
*Rated resistance shall be an arbitrary constant within the rated resistance range.
*Use in insulated oil shall be applied to RH 4, RH6 and RH8.
−25~+100
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2012.8.30
KMY
Title:
FIXED HIGH VOLTAGE RESISTORS: PRECISION
RH1, 2, 3, 4, 6, 8
Drawing No:
RH−K−HTS−0001
Page:
2/6
/2
3.2 Derating
The derated values of dissipation at temperature in excess of 40 °C shall be as indicated by the following curve.
100
Percentage
of the rated
dissipation
(%)
0
−25
Area of recommended
operation
100
40
Ambient temperature (°C)
125
Figure–1 Derating curve
3.3 Rated voltage
d.c.or a.c.r.m.s.voltage calculated from the square root of the product of the rated resistance and the rated dissipation.
E: Rated voltage (V)
E =
P · R
P: Rated dissipation (W)
R: Resistance (Ω)
Limiting element voltage can only be applied to resistors when the resistance value is equal to or higher than the critical
resistance value.
At high value of resistance, the rated voltage may not be applicable.
4. Packaging form
The standard packaging form shall be in accordance with Table−2.
Table−2
Standard packaging
Symbol
Packaging form
Quantity / units
100 pcs.
Loose
B
Bulk
50 pcs.
package
25 pcs.
Application
RH1
RH2, 3
RH4, 6, 8
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2012.8.30
KMY
Title:
FIXED HIGH VOLTAGE RESISTORS: PRECISION
RH1, 2, 3, 4, 6, 8
Drawing No:
RH−K−HTS−0001
Page:
3/6
/2
5. Dimensions
5.1 The resistor shall be accordance with the design and physical dimensions in Figure−2, Figure−3, Table−3 and Table−4.
5.1.1 Standard
φd
H
D/2
L
L
H
φD
D
In case of dispute on the measurement of L, the measurement shall be made
at position where the width is equal to 1/2 of the actual measured D.
Figure−2
Table−3
L
φD
14.5±1.0
4.0±1.0
26.5±1.0
5.0±1.0
39.0±2.0
5.0±1.0
52.0±2.0
9.0±1.0
77.0±2.0
9.0±1.0
97.0±2.0
9.0±1.0
Style
RH1
RH2
RH3
RH4
RH6
RH8
H
38±3
38±3
38±3
38±3
38±3
38±3
Unit: mm
φd
0.8
1.0
1.0
1.0
1.0
1.0
5.1.2 Possible to use in Insulated oil.; Symbol: A.
φd
2−φ1.0
H
L
Figure−3
Table−4
L
φD
51.5±2.0
8.0±1.0
76.0±2.0
8.0±1.0
96.0±2.0
8.0±1.0
H
Unit: mm
H
φd
1.0
38±3
1.0
38±3
1.0
38±3
φD
Oil pass hole
Style
RH4
RH6
RH8
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2012.8.30
KMY
Title:
FIXED HIGH VOLTAGE RESISTORS: PRECISION
RH1, 2, 3, 4, 6, 8
Drawing No:
RH−K−HTS−0001
Page:
4/6
/2
6. Marking
6.1 Marking on products
The following shall be marked on surface of resistor body.
(Example) (1) Style name and Temperature characteristic of resistance
(2) Rated resistance
(3) Tolerance on rated resistance
(4) Manufacturer’s name or trade mark
(5) Date code
(Example)
5
O
1
2
RH6HVD
100MΩ
J
KAMAYA
1 8
3
1. Day
2. Month
3. Last digit of year
Symbol of month: January to September……… 1 to 9
October ……………………… O
November …………………… N
December …………………… D
(Example of marking)
RH6HVD
100MΩ
KAMAYA
5018
J
6.2 Marking on package
The label of a minimum package shall be legibly marked with follow;
(1) Style name (2) Rated dissipation (3) Temperature characteristic of resistance
(4) Rated resistance (5) Tolerance on rated resistance
(6) Lot number
(7) Quantity (8) Manufacturer’s name or trade mark (9) Others
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2012.8.30
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