POWER RELAY
1 POLE— 1, 3, 5, 10 A
LZ SERIES
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FEATURES
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(MEDIUM LOAD CONTROL)
RoHS compliant
UL, CSA, SEV recognized
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4 kinds of contact ratings
—Low level to 10 amps switching
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Standard and high sensitivity types available
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High surge strength version available
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UL class B (130°C) insulation type available (only plastic
sealed type)
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Printed circuit terminals—fits grid with 0.1 inch
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Plastic sealed type available
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Lead Free since date code: 0437L2
Please see page 9 for more information
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ORDERING INFORMATION
[Example]
(a)
(b)
(c)
(d)
(e)
( f )
(g)
(h)
( i )
( j )
LZ – B 12 H M S E – K HV – UC
(a) (b) (c) (d) (e) (f ) (g) (h) ( i ) ( j )
LZ : LZ Series
Nil : Standard type
B : UL class B insulation type (130°C)
Refer to the COIL DATA CHART
Nil : 3 A
H : 5 A
V : 10 A (standard coil power only)
W : 1 A (bifurcated)
Nil : 1 form C (SPDT)
M : 1 form A (SPST-NO)
Nil : Standard type (450 to 600 mW)
S : High sensitive type (330 mW)
Nil : Gold overlay silver-palladium (1A) (only LZ-W)
Nil : Gold overlay silver-nickel (3 A, 5 A)
Nil : Silver alloy (10 A) (only LZ-V) (contains cadmium)
E : Silver-nickel (3 A, 5 A)
Nil : Flux free type
K : Plastic sealed type (recommended for new designs)
C : Plastic sealed type (with tape)
Nil : Standard type (4,000 V)
HV : High surge strength type (6,000 V)
UC UL, CSA approved type
:
1
Series Name
Coil Heat Proof Class
Nominal Voltage
Contact Rating
Contact Arrangement
Coil Power
Contact Material (Rating)
Enclosure
Surge Strength
Standard
LZ SERIES
n COIL
DATA CHART
LZ Standard
MODEL
Single
10 A Type
LZ-(B) 1.5VM
LZ-(B) 3VM
LZ-(B) 5VM
LZ-(B) 6VM
LZ-(B) 9VM
LZ-(B) 12VM
LZ-(B) 18VM
LZ-(B) 24VM
LZ-(B) 48VM
LZ-(B)100VM
LZ-(B) 1.5 V
LZ-(B) 3V
LZ-(B) 5V
LZ-(B) 6V
LZ-(B) 9V
LZ-(B) 12V
LZ-(B) 18V
LZ-(B) 24V
LZ-(B) 48V
LZ-(B) 100V
5 A Type
LZ-(B)1.5H(M)(E)
LZ-(B) 3H(M)(E)
LZ-(B) 5H(M)(E)
LZ-(B) 6H(M)(E)
LZ-(B) 9H(M)(E)
LZ-(B) 12H(M)(E)
LZ-(B) 18H(M)(E)
LZ-(B) 24H(M)(E)
LZ-(B) 48H(M)(E)
LZ-(B)100H(M)(E)
3 A Type
LZ-(B) 1.5(M)(E)
LZ-(B) 3 (M)(E)
LZ-(B) 5 (M)(E)
LZ-(B) 6 (M)(E)
LZ-(B) 9 (M)(E)
LZ-(B 12 (M)(E)
LZ-(B) 18 (M)(E)
LZ-(B) 24 (M)(E)
LZ-(B) 48 (M)(E)
LZ-(B)100(M)(E)
Bifurcated
1 A Type
LZ-(B)1.5W(M)
LZ-(B) 3 W(M)
LZ-(B) 5 W(M)
LZ-(B) 6 W(M)
LZ-(B) 9 W(M)
LZ-(B) 12 W(M)
LZ-(B) 18 W(M)
LZ-(B) 24 W(M)
LZ-(B) 48W(M)
LZ-(B)100W(M)
1.5 VDC
3 VDC
5 VDC
6 VDC
9 VDC
1 2 VD C
1 8 VD C
2 4 VD C
4 8 VD C
100VDC
1.5 VDC
3 VDC
5 VDC
6 VDC
9 VDC
1 2 V DC
1 8 V DC
2 4 V DC
4 8 V DC
100VDC
Nominal
Voltage
Coil
Resistance
(±10%)
5
20
56
80
180
320
720
1,280
3,800
22,200
5
20
56
80
180
320
720
1,280
3,800
22,200
Must
Operate
Voltage
*
0.97 VDC
1.95 VDC
3.25 VDC
3.9 VDC
5.85 VDC
7.8 VDC
11.7 VDC
15.6 VDC
28.8 VDC
65.0 VDC
Must
Release
Voltage*
0.08 VDC
0.15 VDC
0.25 VDC
0.3 VDC
0.45 VDC
0 . 6 V DC
0 . 9 V DC
1.2 VDC
2.4 VDC
5 . 0 V DC
Nominal
Power
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
600 mW
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
450 mW
600 mW
450 mW
1.2 VDC 0.08 VDC
2.4 VDC 0.15 VDC
4.0 VDC 0.25 VDC
4.8 VDC 0.3 VDC
7.2 VDC 0.45 VDC
9.6 VDC 0.6 VDC
14.4 VDC 0.9 VDC
19.2 VDC 1.2 VDC
38.4 VDC 2.4 VDC
80.0 VDC 5.0 VDC
LZ-( )S High Sensitive
MODEL
Single
10 A
Type
5 A Type
LZ-(B)1.5H(M)S, (E)
LZ-(B) 3H(M)S, (E)
LZ-(B) 5H(M)S, (E)
LZ-(B) 6H(M)S, (E)
LZ-(B) \9H(M)S, (E)
LZ-(B) 12H(M)S, (E)
LZ-(B) 18H(M)S, (E)
LZ-(B) 24H(M)S, (E)
3 A Type
LZ-(B)1.5(M)S, (E)
LZ-(B) 3 (M)S, (E)
LZ-(B) 5 (M)S, (E)
LZ-(B) 6(M)S, (E)
LZ-(B) 9(M)S, (E)
LZ-(B 12(M)S, (E)
LZ-(B)18 (M)S, (E)
LZ-(B) 24(M)S, (E)
Bifurcated
1 A Type
LZ-(B)1.5W(M)S
LZ-(B) 3 W(M)S
LZ-(B) 5 W(M)S
LZ-(B) 6 W(M)S
LZ-(B) 9 W(M)S
LZ-(B)12 W(M)S
LZ-(B)18 W(M)S
LZ-(B)24 W(M)S
1.5 VDC
3 VDC
5 VDC
6 VDC
9 VDC
12 VDC
18 VDC
24 VDC
Nominal
Voltage
Coil
Resistance
(±10%)
6.8
27
80
110
250
440
990
1,780
Must
Operate
Voltage
*
0.97 VDC
1.95 VDC
3.25 VDC
3.9 VDC
5.85 VDC
7.8 VDC
11.7 VDC
15.6 VDC
Must
Release
Voltage*
0.08 VDC
0.15 VDC
0.25 VDC
0 . 3 VD C
0.45 VDC
0 . 6 V DC
0 . 9 V DC
1.2 VDC
Nominal
Power
330 mW
330 mW
330 mW
330 mW
330 mW
330 mW
330 mW
330 mW
Note : All values in the table are measured at 20°C.
*: Specified values are subject to pulse wave voltage.
2
LZ SERIES
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SPECIFICATIONS
Item
Contact
Coil
Time Value
Life
Other
LZ-( )Type (Standard Type)
10 A Type
5 A Type
3 A Type
LZ( ), LZ-( )E
1 A Type
LZ-( )W
LZ-()V LZ-( )VM LZ-( )H, LZ-( )HE
Arrangement 1 form A (SPST-NO) or 1 form C (SPDT)
Gold overlay
Gold overlay silver alloy
Material
Silver alloy
silver-palladium
Silver alloy (LZ-HE, E)
(contains cadmium)
Single (crossbar)
Maximum 100 mΩ Maximum 70 mΩ (LZ-H,LZ)
Resistance (initial) (at 1 A 6 VDC)
Maximum 100 mΩ (LZ-HE, E)
Configuration
Single
Bifurcated
(crossbar)
Max. 50 mΩ
Rating (resistive) 10 A 120 VAC/24 VDC 5 A 120 VAC/24 VDC 3 A 120 VAC/30 VDC 1 A 120 VAC/30 VDC
1/4 HP 120 VAC 1/8 HP 120 VAC 1/10 HP 120 VAC
Maximum Carrying Current
Maximum Switching Power
Maximum Switching Voltage
Maximum Switching Current
Minimum Switching Load*
1
Nominal Power (at 20°C)
Operating Temperature
Operate (at nominal voltage)
Release (at nominal voltage)
Electrical
Vibration
Misoperation
Resistance
Endurance
Shock Misoperation
Resistance Endurance
Weight
10 A 5 A
1,680 VA, 240 W
250 VAC, 150 VDC
10 A 5 A
3 A 1 A
0.1 mA 100 mVDC
100 mA 5 VDC 10 mA 5 VDC (LZ-H)
10 mA 5 VDC (LZ-)
100 mA 5 VDC (LZ-HE) 100mA 5VDC (LZ-E)
450 to 600 mW
170 to 220 mW
–30°C to +70°C (no frost) (refer to the CHARATERISTIC DATA)
Maximum 7 ms
Maximum 4 ms
1 x 10
5
operations minimum (contact rating)
10 to 55 Hz (double amplitude of 3.3 mm)
10 to 55 Hz (double amplitude of 3.3 mm)
100 m/s
2
(11 ±1 ms)
1,000 m/s
2
(6 ±1 ms)
Approximately 7.7g
960 VA, 120 W
1 A
600 VA, 90 W 190 VA, 30 W
Operate Power (at 20°C) 290 to 390mW
Mechanical 2 x 10
7
operations minimum
*
1
Minimum switching loads mentioned above are reference values. Please perform the confirmation test with the actual
load before production since reference values may vary according to switching frequencies, environmental conditions
and expected reliability levels.
3
LZ SERIES
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SPECIFICATIONS
LZ-( ) S Type (High Sensitive Type)
Contact
Coil
Time Value
Insulation
Life
Other
Item
Arrangement
Material
Configuration
Resistance (initial) (at 1 A 6 VDC)
Rating Resistive
Motor Load
Maximum Carrying Current
Maximum Switching Power
Maximum Switching Voltage
Maximum Switching Current
Minimum Switching Load*
1
Nominal Power (at 20°C)
Operate Power (at 20°C)
Operating Temperature
Operate (at nominal voltage)
Release (at nominal voltage)
Resistance
Dielectric between open contacts
Strength between coil and contacts
Surge Strength
Mechanical
Electrical
Vibration
Misoperation
Resistance Endurance
Shock Misoperation
Resistance Endurance
Weight
5 A Type
LZ-( )HS, LZ( )HSE
3 A Type
LZ-( )S, LZ-( )SE
1 A Type
LZ-( )WS
1 form A (SPST-NO) or 1 form C (SPDT)
Single (crossbar)
Maximum 70 mΩ (LZ-HS, S)
Maximum 100 mΩ (LZ-HSE, SE)
5 A 120 VAC/24 VDC
5 A
250 VAC, 150 VDC
5 A 3 A 1 A
10 mA 5 VDC (LZ-HS, S)
100 mA 5 VDC (LZ-HSE, SE)
330 mW
140 mW
–30°C to +80°C (no frost) (refer to the CHARACTERISTIC DATA)
Maximum 7 ms
Maximum 4 ms
Minimum 250 MΩ
750 VAC 1 minute
2,000 VAC 1 minute
Standard type : 4,000 V (at 1.2 × 50 µs)
High surge strength type: 6,000 V (at 1.2× 50 µs)
2 × 10
7
operations minimum
1× 10
5
operations minimum (rated load)
10 to 55 Hz (double amplitude of 3.3 mm)
10 to 55 Hz (double amplitude of 3.3 mm)
100 m/s
2
(11 ±1 ms)
1,000 m/s
2
( 6 ±1 ms)
Approximately 7.7 g
0.1 mA 100 mVDC
Gold overlay silver nickel
Silver nickel (LZ-HSE, SE)
Gold overlay silver-palladium
Bifurcated (crossbar)
Maximum 50 mΩ
1 A 120 VAC/30 VDC
3 A 120 VAC/30 VDC
1/8 HP 120 VAC 1/10 HP 120 VAC
1 A
190 VA, 30 W
960 VA, 120 W 600 VA, 90 W
*
1
Minimum switching loads mentioned above are reference values. Please perform the confirmation test with the actual load
before production since reference values may vary according to switching frequencies, environmental conditions and
expected reliability levels.
4
LZ SERIES
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INSULATION
LZ: Standard type
Item
Resistance (500VDC)
Dielectric
strength
open contacts
coil and contacts
10A
Min. 250 MΩ
750 VAC 1min.
2,000 VAC 1 min.
Standard: 4,000V, High Surge: 6,000V
1.2 x 50µs standard wave
5A
3A
1A
Surge voltage
LZ-( )S: High sensitive type
Item
Resistance (500VDC)
Dielectric
strength
open contacts
coil and contacts
10A
Min. 250 MΩ
750 VAC 1min.
2,000 VAC 1 min.
Standard: 4,000V, High Surge: 6,000V
1.2 x 50µs standard wave
5A
3A
Surge voltage
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SAFETY STANDARD AND FILE NUMBERS
Type
UL
CSA
Compliance
Contact rating
UL 508
E 56149, E 45026
C22.2 No. 14
LR 35579
Flammability: UL 94-V0 (plastics)
[LZ-( )W, LZ-( )WS]
0.8A, 240VDC (resistive)
1A, 120VAC / 30VDC (resistive)
[LZ-( ), LZ-( )S]
2.5A, 240 VDC (resistive)
3A, 120 VAC / 30VDC (resistive)
1/10 HP, 120VAC/2400VAC
Pilot duty: D150
[LZ-( ), LZ-( )S]
2.5A, 240 VAC (resistive)
3A, 120 VAC / 30VDC (resistive)
1/10 HP, 120VAC/2400VAC
Pilot duty: D150
[LZ-( )V]
7A, 240 VDC (resistive)
10A, 120 VAC / 30VDC (resistive)
1/4 HP, 120VAC/2400VAC
Also complies with SEV
5
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