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CSA
pending
FLATPACK RELAY
NF-RELAYS
FEATURES
30.2 1.189 20.0 .787 10.8 .425
1. Flatpack 2. Long seller
mm inch
SPECIFICATIONS
Contacts
Arrangement
1]
Characteristics (at 25C 77F, 50% R.H. seal level)
Max. Typical Movable contact Stationary contact Max. switching power Max. switching voltage Max. switching current Mechanical 2 A 30 V DC 1 A 30 V DC 0.5 A 30 V DC 2 Form C, 4 Form C 50 mOhm 25 mOhm Gold-clad silver Gold-clad silver 60 W 100 VA 220 V AC, DC 2A 108 2 x 105 106 107
Initial contact resistance (By voltage drop 6 V DC 1 A) Contact material Rating, (resistive load)
Expected life (min. operations)
1].
Electrical (Resistive)
MBB types available: 2MBB & 4MBB (See next page for contact positions.)
Max. operating speed Initial insulation resistance*1 Contact/Contact Electrostatic Contact/Coil capacitance Contact/Ground Between open contacts Initial Between contact sets breakdown Between live parts and ground voltage*2 Between contacts and coil Operate time*3 (at nominal voltage) Release time (without diode)*3 (at nominal voltage) Contact bounce In de-energized condition In energized condition Destructive*5
50 cps 1,000 MOhm at 500 V DC Approx. 4 pF Approx. 7 pF Approx. 6 pF 750 Vrms 1,000 Vrms 1,000 Vrms 1,000 Vrms Max. 15 ms (Approx. 10 ms) Max. 10 ms (Approx. 3 ms) Approx. 1.5 ms Min. 29.4 m/s2 {3 G} (In contact direction) Min. 98 m/s2 {10 G} (perpendicular to contact) Min. 196 m/s2 {20 G} Min. 980 m/s2 {100 G} 29.4 m/s2 {3 G}, 10 to 55 Hz at double amplitude of 0.5 mm (in contact direction) 98 m/s2 {10 G}10 to 55 Hz at double amplitude of 1.6 mm (perpendicular to contact) 117.6 m/s2 {12 G}10 to 55 Hz at double amplitude of 2 mm 196 m/s2 {20 G}, 10 to 55 Hz at double amplitude of 3.3 mm -40C to + 65C -40F to +149F 5 to 85%R.H. Approx. 14 g .49 oz Approx. 15.5 g .55 oz
Coil
Nominal operating power, at 25C 2C 4C Approx. 300 mW Approx. 480 mW Approx. 1 W at 40C 104F
Shock resistance
Functional*
4
Max. operating power for continuous duty Remarks
* Specifications will vary with foreign standards certification ratings. *1 Measurement at same location as "Initial breakdown voltage" section *2 Detection current: 10 mA *3 Excluding contact bounce time *4 Half-wave pulse of sine wave: 11ms; detection time: 10s *5 Half-wave pulse of sine wave: 6ms *6 Detection time: 10s *7 Refer to 5. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 61).
Vibration resistance
Functional*6
In de-energized condition
In energized condition Destructive Conditions for operation, Ambient temp. transport and storage*7 (Not freezing and condensHumidity ing at low temperature) 2C Unit weight 4C
TYPICAL APPLICATIONS
NF relays are widely acceptable in applications where small size and high sensitivity are required. Such applications include: Electronic equipment, Household applications, 198 Alarm systems, Office machines, Communication equipment, Measuring equipment, Remote control systems, General control circuits, Machine tools, Industrial machinery, etc.
NF
ORDERING INFORMATION
Ex. NF 4 EB 4M 48V 1
Contact arrangement 2: 2 Form C 4: 4 Form C
Type classification EB: Standard
MBB function Nil: Form C type 2M: 2MBB (2 Form D) 4M: 4MBB (4 Form D)
Coil voltage (DC) 5, 6, 12, 24, 48 V
Contact metarial Nil: Gold-clad silver 1: Gold-cap over silver palladium
(Notes) 1. For VDE recognized types, add suffix VDE. (Notes) 2. For UL/CSA recognized type, add suffix-A, as NF2EB-12V-A whose ground terminal is cut off. (Notes) 3. Standard packing Carton: 20 pcs.; Case: 200 pcs.
TYPES AND COIL DATA (at 25C 77F)
Part No. NF2EB-5V NF2EB-6V NF2EB-12V NF2EB-24V NF2EB-48V NF4EB-5V NF4EB-6V NF4EB-12V NF4EB-24V NF4EB-48V Nominal voltage, V DC 5 6 12 24 48 5 6 12 24 48 Pick-up voltage, V DC (max.) 4.0 4.8 9.6 19.2 38.4 4.0 4.8 9.6 19.2 38.4 Drop-out voltage, V DC (min.) 0.5 0.6 1.2 2.4 4.8 0.5 0.6 1.2 2.4 4.8 Max. allowable voltage, V DC (at 40C) 8.7 10.5 21 42 84 7 8.5 17.0 34 68 Coil resistance,* Ohm 90 137 500 2,000 7,000 53 90 330 1,200 4,200
*Less than 1,000 W: 10% *More than 1,000 W: 15% Inductance, H Nominal operating power, Armarure mW Open Close 278 0.071 0.071 260 0.093 0.094 290 0.338 0.344 290 1.29 1.31 330 4.12 4.18 472 0.029 0.029 400 0.070 0.071 440 0.22 0.23 480 0.77 0.79 550 2.22 2.25 mm inch
DIMENSIONS
2 Form C
10.80.3 .425.012 0.3 .012 30.2 1.189 20.6 .811
PC board pattern (Copper-side view) Schematic
4.9 .193 5.10.2 .2.008 4.9 .193 Relay outline (2.54) (.100) 12.70.2 7.60.2 .5.008 7.60.2 .3.008 .3.008 63 (2.54) (.100) 4-0.8 dia. .031 dia. Stand-off 1.13 .044 1.3 +0 -0.3 .051 DIA. +0 -.012 1.13 .044
85
Resin rise max. 0.5 max. .020 3.3 .130 N.O. N.C. Ground terminal
13 20 .512 .787
74 2
Common terminal Coil terminal
Terminal dimensions (except soldering) Width: 0.8 .031 Thickness: 0.3 .012 MBB contact position NF2-2M: terminal 6-7-8, 3-4-5
4 Form C
PC board pattern (Copper-side view)
10.80.3 .425.012 0.3 .012 30.2 1.189 20.6 .811
Schematic
2.1 .083 5 4 3
1
1.13 .044
1.3 +0 -0.3 .051 DIA. +0 -.012
1.13 .044
4-0.8 dia. .031 dia. Stand-off
1 11 8 10 7 96
14
13
12
Resin rise max. 0.5 max. .020 3.3 .130 N.O. N.C. Ground terminal
2
13.6 24.6 .535 .969
5.10.2 .2.008
(2.54) (.100)
Common terminal Coil terminal
2.1 .083 Terminal dimensions (except soldering) Width: 0.8 .031 Thickness: 0.3 .012 MBB contact position NF4-2M: terminals 6-7-8, 9-10-11 NF4-2M: terminals 6-7-8, 3-4-5, 12-13-14, 9-10-11 Relay outline
(2.54) (.100) 12.70.2 7.60.2 .5.008 7.60.2 .3.008 .3.008
General tolerance: 0.5 .020 (Except for the cover height)
199
NF
REFERENCE DATA
1. Life curve 2. Coil temperature rise (resistance method) 3. H2S gas test
100 Coil temperature rise, C No. of operations, x104 50 60 Contact resistance 10 5 1 1,000 Gas density: 2 to 5 ppm Temperature: 40C Humidity: 90%
100
30 V DC Resistive
40
500m 20 100m 50m Sealed NFEB relay
10 0.5 1 1.5 2 2.5 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Operating power, W
Load current, A
20 50 100 200 1,000 500 2,000 Exposure time, hrs
4. Contact reliability Test conditions:
1. Contact current/voltage: 10 A 100 mV 1 kHz 2. Cycle rate 20 cps. 3. Miscontact detection level: 1 mW (= 100 Ohm) 4. Detection method: Observation of all changeover contacts
5. High temperature test Test conditions:
Ambient temperature: 80C 2C
Test method:
1. All contacts were switched for 100 operations on 2 A 30 V DC resistive load. 2. Samples then were exposed to 80C temperature for 5,000 hours, continuous 3. Contact resistance was measured with HewlettPackard testing equipment.
70 Contact resistance, m 60 50 40 N.C. contacts 30 20 10 N.O. contacts Max. Min. Max. Min.
Test result:
Amber relays showed a stable spread of contact resistance within the initially specified 50 mW after 5,000 hours exposure.
F(t)(%) 99.9 99.0 95.0 90.0 80.0 60.0 70.0 50.0 40.0 30.0 25.0 20.0 15.0 10.0 5.0 4.0 3.0 2.0 1.5 1.0 0.5 0.4 0.3 0.2 0.15 0.1 0.1
0.5 1.0 5.0 10.0 50 100 No. of operations, x106
0
100 200 300 400 500 1,000 5,000 3,000 Exposure, hrs.
Test result:
m = 1.5 m = 21.2 x 106 95% confidence level = 3.1 x 106 17 contacts out of 20 achieved 10 million no miscontact operations.
NOTES
1. Prevention of vibration and shock To reduce the likelihood of vibration and shock, we recommend that you install so that the contact action is not in the direction of gravity.
Top Common terminal Coil terminal
NC terminal
NO terminal Bottom
200
2001 Matsushita Electric Works Group Europe For Cautions for Use, see Relay Technical Information.

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