POWER RELAY
1 POLE— 1, 3, 5, 10 A
LZ SERIES
n
FEATURES
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(MEDIUM LOAD CONTROL)
RoHS compliant
UL, CSA
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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
W : 1 A (bifurcated)
Nil : 1 form C (SPDT)
M : 1 form A (SPST-NO)
Nil : Standard type
S : High sensitive type
Nil : Gold overlay silver-palladium (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 Type
Contact Material (Rating)
Enclosure
Surge Strength
Standard
LZ SERIES
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SAFETY STANDARD AND FILE NUMBERS
UL508 (File No. E56140, E45026)
C22.2 No. 14 (File No. LR35579)
Please note that UL/CSA ratings may differ from the standard ratings.
Please request when the approval markings are required on the cover and/or relay recognized by SEV is required.
Type
LZ- ( )W
LZ- ( )WS
LZ- ( )
LZ- ( )S
LZ- ( )H
LZ- ( )HS
LZ- ( )V
Nominal voltage
1.5 to 48 VDC
1.5 to 24 VDC
1.5 to 48 VDC
1.5 to 24 VDC
1.5 to 48 VDC
1.5 to 24 VDC
1.5 to 48 VDC
Contact rating
0.8 A 240 VAC resistive
1 A 30 VDC/120 VAC resistive
1/10 HP 120 VAC/240 VAC
2.5 A 240 VAC resistive
3 A 30 VDC/120 VAC resistive
Pilot duty D 150
1/8 HP 120 VAC/240 VAC
4 A 240 VAC resistive
5 A 30 VDC/120 VAC resistive
Pilot duty C 150
1/4 HP 120 VAC/240 VAC
7 A 240 VAC resistive
10 A 24 VDC/120 VAC resistive
Pilot duty C 150
2
LZ SERIES
n
SPECIFICATIONS
Item
Contact
Coil
Time Value
Insulation
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 alloy (LZ-HE, E) silver-palladium
(contains cadmium)
Maximum 100 mΩ Maximum 70 mΩ (LZ-H,LZ)
Resistance (initial) (at 1 A 6 VDC)
Maximum 100 mΩ (LZ-HE, E)
Style
Single
Bifurcated
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 H 120 VAC 1/8 H 120 VAC 1/10 H 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)
Resistance (at 500 VDC)
Dielectric between open contacts
Strength between coil and contacts
Surge Strength
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 VDC
100 mA 5 VDC (LZ-E)
100 mA 5 VDC 10 mA 5 VDC (LZ-H)
10 mA 5 VDC (LZ-)
100 mA 5 VDC (LZ-HE)
0.45 to 0.60 W
0.17 to 0.22 W
–30°C to +70°C (no frost) (refer to the CHARATERISTIC 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)
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 7.7 g
960 VA, 120 W
1 A
600 VA, 90 W 190 VA, 30 W
Operate Power (at 20°C) 0.29
to0.39W
Life
Other
Mechanical 2 x 10
7
operations minimum
Electrical
Vibration
Misoperation
Resistance
Endurance
Shock Misoperation
Resistance Endurance
Weight
*
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
*
1
Item
Arrangement
Material
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
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)
Gold overlay silver alloy (single type) Gold overlay silver-palladium
(bifurcated type)
Maximum 70 mΩ (LZ-HS, S)
Maximum 100 mΩ (LZ-HSE, SE)
5 A 120 VAC/24 VDC
3 A 120 VAC/24 VDC
Maximum 50 mΩ
1 A 120 VAC/24 VDC
1/8 H 120 VAC 1/10 H 120 VAC
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)
0.33 W
0.14 W
–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)
0.1 mA 100 mVDC
1 A
190 VA, 30 W
960 VA, 120 W 600 VA, 90 W
Weight
Approximately 7.7 g
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
n COIL
DATA CHART
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 VD C
5 VD C
6 VD C
9 VD C
1 2 VD C
1 8 VD C
2 4 VD C
4 8 VD C
100VDC
1.5 VDC
3 VD C
5 VD C
6 VD C
9 VD C
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 VD C
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
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 V DC
5 V DC
6 V DC
9 V DC
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 VD C
0 .9 VD C
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.
5
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