EMC/EMI Products
EMC/EMI Chokes
RD Series
Current-compensated Chokes
■
■
■
■
Rated currents from 6 to 64A
Up to 600VAC or 850VDC
DC to 400Hz frequencies
Dual, triple and quad-choke
configurations
Typical electrical schematic
Technical specifications
Maximum continuous operating voltage:
Operating frequency:
Rated currents:
High potential test voltage
winding-to-winding @ 25°C:
winding-to-housing @ 25°C:
Surge current @ 10msec:
Temperature range (operation and storage):
Flammability corresponding to:
MTBF @ 40°C/230V (Mil-HB-217F):
600VAC/850VDC @ 40°C
dc to 400Hz
6 to 64A @ 40°C max.
2500VAC, 60 sec, guaranteed
2500V, 50Hz, 2 sec, factory test
4000VAC, 60 sec, guaranteed
20 x Inominal @ 25°C
-25°C to +110°C (25/110/21)
UL 94V-0 (insulation tubes UL 94V-2)
> 5,000,000 hours
Features and benefits
RD chokes are attenuating common-mode or
■
High saturation resistance and excellent
Typical applications
■
thermal behavior.
asymmetric (P/N –> E) interference signals,
Phase-angle control circuits in combination
with saturating chokes
by being connected in series with the phase
■
Through hole or wire connections.
■
EMI input filters
and neutral lines of an AC powerline input.
■
Dual, triple and quad-choke configuration.
■
For suppressing equipment with no earth
Symmetrical components of the noise are
■
Up to 64A quad configuration.
also attenuated by the leakage inductance of
■
Multiple housing options.
■
Suppressing high interference levels
the windings. These chokes are typically used
■
Custom-specific versions are available on
in conjunction with suppression capacitors.
request.
connection
EMC/EMI Products > RD Series
Choke selection table
Choke
Nominal current
@ 40°C
Inductance
L
Resistance
R
Choke
configuration
RD 5122-6-9m6
RD 5122-10-6m0
RD 5122-16-2m0
[A]
6
10
16
[mH/path]
9.6
6
2
[mΩ/path]
52.55
24.25
9.5
[Qty]
2
2
2
RD 5132-6-5m0
RD 5132-10-3m0
RD 5132-16-1m0
6
10
16
5
3
1
38
17.6
6.9
3
3
3
RD 6127-6-15m0
RD 6127-10-9m0
RD 6127-16-3m0
6
10
16
15
9
3
66.65
25.9
10.9
2
2
2
RD 6137-6-7m5
RD 6137-10-4m5
RD 6137-16-1m5
6
10
16
7.5
4.5
1.5
49
18.35
8.3
RD
RD
RD
RD
RD
7127-6-25m0
7127-10-14m0
7127-16-5m7
7127-25-2m8
7127-36-1m0
6
10
16
25
36
25
14
5.7
2.8
1
RD
RD
RD
RD
RD
7137-6-12m0
7137-10-6m6
7137-16-2m8
7137-25-1m3
7137-36-0m5
6
10
16
25
36
RD
RD
RD
RD
RD
7147-6-6m0
7147-10-3m5
7147-16-1m5
7147-25-0m7
7147-36-0m2
RD
RD
RD
RD
RD
Pin footprint
Weight
-02
-02
-02
[mm]
Ø1
Ø1.3
Ø1.6
[g]
160
160
160
-02
-02
-02
Ø1
Ø1.3
Ø1.6
160
160
160
-07
-07
-07
Ø1
Ø1.5
Ø1.8
235
235
235
3
3
3
-07
-07
-07
Ø1
Ø1.5
Ø1.8
235
235
235
84.2
33.5
14.1
6.4
3.3
2
2
2
2
2
-07
-07
-07
-07
-07
Ø1
Ø1.4
Ø1.8
Ø2.4
Ø2.7
320
350
370
400
380
12
6.6
2.8
1.3
0.5
60.6
21.9
10.7
4.45
2.75
3
3
3
3
3
-07
-07
-07
-07
-07
Ø1
Ø1.5
Ø1.8
Ø2.5
Ø2.7
340
380
380
440
400
6
10
16
25
36
6
3.5
1.5
0.7
0.2
45.1
19.1
8.5
3.65
2.3
4
4
4
4
4
-07
-07
-07
-07
-07
Ø1
Ø1.4
Ø1.8
Ø2.4
Ø2.5
320
370
390
430
400
8127-16-12m0
8127-25-5m0
8127-36-3m0
8127-50-1m0
8127-64-0m8
16
25
36
50
64
12
5
3
1
0.8
20.05
8.45
4.55
2.5
1.6
2
2
2
2
2
-07
-07
-07
-07
-07
Ø2
Ø2.4
1.5 x 4.5
1.7 x 5
2.5 x 5
590
630
690
640
710
RD
RD
RD
RD
RD
8137-16-5m0
8137-25-2m5
8137-36-1m5
8137-50-0m6
8137-64-0m5
16
25
36
50
64
5
2.5
1.5
0.6
0.5
11.6
6.4
3.65
2.15
1.35
3
3
3
3
3
-07
-07
-07
-07
-07
Ø2
Ø2.4
1.5 x 4.5
1.7 x 5
2.5 x 5
630
650
720
700
780
RD
RD
RD
RD
RD
8147-16-3m0
8147-25-1m3
8147-36-0m8
8147-50-0m3
8147-64-0m2
16
25
36
50
64
3
1.3
0.8
0.3
0.2
9.25
5.05
3
1.75
1.1
4
4
4
4
4
-07
-07
-07
-07
-07
Ø2
Ø2.4
1.5 x 4.5
1.7 x 5
2.5 x 5
650
650
760
740
820
Test conditions:
Measuring frequency: 1kHz; 500µA > 0.16mH > 1.6mH; 50µA > 1.6mH < 160mH
Inductance tolerance: +50%, -30%
Resistance tolerance: max. ±15% @ 25°C; 200mΩ, 100mA
Electrical characteristics @ 25°C: ±2°C
Input/Output
connections
EMC/EMI Products > RD Series
Typical choke attenuation/resonance frequency characteristics
Per CISPR 17; 50Ω/50Ω asym
RD 51x2
RD 61x7
RD 7127
RD 7137
RD 7147
RD 8127
RD 8137
RD 8147
RD 71x7
RD 81x7
Typical saturation characteristics
Inductance (typical value in %) vs. nominal current (A DC)
RD 51x2
RD 61x7
EMC/EMI Products > RD Series
Mechanical data
RD 5132
RD 5122
A
A
E
K
1
3
3
J
1
6
E
J
6
5
H
2
4
4
5
3
3
1
2
2
I
G
C
1
4
4
2
J
D
I
G
C
D
H
RD 6127, RD 7127, RD 8127
RD 6137, RD 7137, RD 8137
A
A
2
1
4
3
1
2
3
4
3
C
E
5
6
6
5
3
1
1
2
2
F
I
4
4
E
F
I
D
C
D
RD 7147, RD 8147
A
2
2
E
1
4
3
7
8
8
3
4
5
5
6
I
7
1
6
F
C
D
Dimensions
RD 5122
A
C
D
E
F
G
H
I
J
K
RD 5132
RD 6127
50
50
60
35
35
35
5 ±0.5
5 ±0.5
150
see choke selection table
10
15
20
20
40 ±0.4
4.1 +3/-0
4.1 +3/-0
4.1 +3/-0
120°
5
RD 6137
RD 7127
RD 7137
RD 7147
RD 8127
RD 8137
RD 8147
Tolerances
60
35
150
70
40
150
70
40
150
70
40
150
80
50
200
80
50
200
80
50
200
±0.5
±0.5
+5/-0
10
10
10
10
20
20
20
4.1 +3/-0
6.1
6.1
6.1
6.1
6.1
6.1
±1
±0.3
±0.3
+6/-0
All dimensions in mm; 1 inch = 25.4mm
Tolerances according: ISO 2768-m / EN 22768-m
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November 2011
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© 2011 Schaffner Group
Specifications are subject to change
without notice. The latest version of the
data sheets can be obtained from the
website. All trademarks recognized.
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November 2011
Schaffner is an ISO-registered company.
Its products are designed and manufactured under the strict quality and environmental requirements of the ISO 9001 and
ISO 14001 standards.
This document has been carefully checked.
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