NAIS K6EB-6V, K6EB-60V, K6EB-12V, K4EBP-12V-1, K4EB-6V-1 Datasheet

UL CSA VDE

Pending Pending Pending

UNIQUELY DESIGNED RELAY K-RELAYS

FEATURES

	19
a	.748

•100 times more reliable than similar designs

•Extra long life — Mechanical: more than 10 8 operations

Electrical (1 A 30 V): more than 106 operations

• Versatile range for all applications

30

1.181

			a
	K2EB	23.6	0.929
mm inch	K4EB	29.4	1.157
	K6EB	34.8	1.370

Sealed construction

Epoxy sealing resin

Plastic header

Amber plastic cover

Gold-clad bifurcated contacts

Low and stable contact resistance Low level current switching possible

Gold-clad stationary	Highly reliable
contact	bifurcated contacts
Silver

	Silver	Nickel silver
	Gold-clad	contact arm
	movable contact

SPECIFICATIONS

Contacts

	Arrangement		2, 4, 6 Form C
		Max. switching	50 W, 100 VA
		power
	Rating
		Max. switching
	(resistive		220 V AC DC
		voltage
	load)
		Max. switching	2A
		current
	Expected	Mechanical	108
	life (min.	Electrical	106
	operations)	(1 A 100 V AC)
	Contact	Movable contact	Gold-clad silver
	material
	(Bifurcated	Stationary contact	Gold-clad silver
	contacts)
	Initial contact resistance, max.		50 mΩ
	(By voltage drop 6 V DC 1 A)
	Capacitance	Contact/Contact	3 pF
		Contact/Ground	5 pF

Characteristics (at 20°C 68°F, 50% R.H.)

	Max. operating speed				50 cps.
	Initial insulation resistance				Min. 1,000 MΩ at 500 V DC
		Between open contacts,			750 Vrms
	Initial	contact sets
	break-	Between live parts and			750 Vrms
	down	ground
	voltage	Between contacts and			750 Vrms
		coil
	Operate time*1				Approx. 15 ms
	(at nominal voltage)
	Release time*1				Approx. 5 ms
	(at nominal voltage)
	Vibration resistance				98 m/s2 {10 G}, 10 to 55 Hz at
					double amplitude of 1.6 mm
	Shock resistance				98 m/s2 {10 G}
	Conditions for			Ambient	2C, 4C: –40°C to +60°C –40°F to +140°F
	operation, trans-			tempera-
					6C: –40°C to +40°C –40°F to +104°F
	port and storage			ture*2
	(Not freezing and
	condensing at low			Humidity	5 to 85% R.H.
	temperature)
	Ambient pressure				101, 325 Pa ±20%
					{1,013 mb ±20%}
	Unit weight (approx.)				K2EB: 23 g .81 oz, K4EB: 27 g .95 oz,
					K6EB: 30 g 1.06 oz

*1 Excluding contact bounce time

*2 Total temperature (temperature rise in coil plus ambient temperature) should be kept less than max. 115°C 221°F

203

K

ORDERING INFORMATION

Ex. K

2

EB

P

24V

1

Contact arrangement

Type classigication

Terminal

Coil (DC)

Sensitivity

2: 2 Form C

Nil: Plug-in, solder

Nil: High sensitivity relays

EB: Amber sealed type

terminal

3 to 110 V

4: 4 Form C

1: Ordinary sensitive

P: PC board

6: 6 Form C

relays

terminal

(Notes) 1. Other coil and contact specifications are available on request for orders of more than 1,000 pcs. (Notes) 1. Please state: Required coil resistance Gold clad/Gold clad contacts

(Notes) 2. For UL/CSA or VDE recognized types, and suffix UL/CSA or VDE. (Notes) 3. Standard packing Carton: 20 pcs. Case: 200 pcs.

TYPICAL APPLICATIONS

Typical applications include:

Systems and equipment requiring higher reliability, Severe environmental uses, Alarm devices, Office machines, Telecommunication equipment, Pollution control equipment

TYPES AND COIL DATA

	Part No.			Coil voltage (V)						Inductance (H)
								Coil	Nominal
				Pick-up	Drop-out	Max.				Armature
			Nominal			allowable		resistance*	coil power
Plug-in and Solder		For PC board	(DC)	(max. at	(min. at	voltage,		(Ω at 20°C)	(mW)	Closed	Open
				20°C)	20°C)
						(at 40°C)
	K2EB-3V-1	K2EBP-3V-1	3	1.8	0.27	6.7		28	320	0.52	0.26
	K2EB-6V-1	K2EBP-6V-1	6	3.9	0.58	12.0		110	330	2.1	1.1
	K2EB-12V-1	K2EBP-12V-1	12	8.0	1.2	30.0		530	270	11	5.6
2 Form C	K2EB-24V-1	K2EBP-24V-1	24	16.5	2.5	47.0		1,700	340	35	18
	K2EB-42V-1	K2EBP-42V-1	42	30.0	4.5	72.0		5,300	333	95	48
	K2EB-48V-1	K2EBP-48V-1	48	39.0	5.9	100.0		7,600	300	120	62
	K2EB-110V-1	K2EBP-110V-1	110	60.0	9.0	180.0		16,000	760	270	138
	K4EB-3V-1	K4EBP-3V-1	3	2.3	0.35	5.0		18	500	0.36	0.18
	K4EB-6V-1	K4EBP-6V-1	6	4.2	0.63	9.0		58	620	1.0	0.5
	K4EB-12V-1	K4EBP-12V-1	12	8.7	1.3	18.5		250	580	5.2	2.6
4 Form C
	K4EB-24V-1	K4EBP-24V-1	24	18.0	2.7	35.0		890	650	15	7.5
	K4EB-28V-1	K4EBP-28V-1	28	19.0	2.85	33.0		1,100	713	20	11
	K4EB-48V-1	K4EBP-48V-1	48	36.0	5.4	64.0		3,200	720	54	28
	K4EB-110V-1	K4EBP-110V-1	110	85.0	12.8	160.0		16,000	760	270	138
	K6EB-6V		6	4.2	0.63	6.6		28	1,286	0.52	0.26
	K6EB-12V		12	8.4	1.26	13.2		110	1,309	2.1	1.1
6 Form C	K6EB-24V		24	16.8	2.52	26.4		440	1,309	8.3	4.2
	K6EB-48V		48	33.6	5.04	52.8		1,700	1,355	35	18
	K6EB-60V		60	42.0	6.3	66.0		2,800	1,286	44	23
	K6EB-110V		110	77.0	11.55	121.0		10,000	1,210	164	84
							* Less than 1,000 Ω: ±10%			More than 1,000 Ω: ±15%

REFERENCE DATA

1. Life curve

						30 V DC
2,000
1,000
4
×10
operationsofNo.		100
		10
													L
													R		= 0
									L
													= 7 ms
									R
			1		2	3		4					5
								Current, A

2. Coil temperature rise (resistance method)

		80
°C
rise,
temperature		60
Coil		40
		20

0.5

1.0

1.5

2.0

Operating power, W

3. H2S gas test (1,000 ppm)

		400
mΩ		300
		200
resistance,
		100
Contact		50
		40						Sealed KE relay (Au/Ag contact)
		30
		20
		0		8			16	24	32	40	48
								Exposure time, hrs.

204