51
Notes:
1)
The HE 700 Series is also available in low profile with
(.225) 5,72mm height. Contact Hamlin for details.
2)
HE721B - Exceeding recommended voltage may cause
contact reclosure.
3)
Optional external magnetic shield not available on
Form B relays.
Table 3
Contact
Form
HE700 Series Miniature Relay
Electrical &
Dimensions
Operating
Characteristics
Coil Characteristics
@ 25C.
Must
Must
Operate
Release
Vdc
Vdc
Part
Number
Nominal
Coil Voltage
Vdc
Coil
Maximum
Coil Voltage
Vdc
Top View 2,54 mm,0.1 in.Grid
Dot on Case:Pin 1
Numbers not printed on case.
Resistance
±10% Ohms
1A
HE721A0500
5
500
3.75
0.5
12
SPST-NO
See Table 2
Column 1
Figure 1
HE721A1200
12
1000
8.0
1.0
31
HE721A2400
24
2150
16.0
2.0
46
See Note 2,3
6.5
1B
HE721B0500
5
500
3.75
0.5
SPST-NC
See Table 2
Column 4
Figure 1
HE721B1200
12
500
9.0
1.0
14
HE721B2400
24
2150
18.0
2.0
28
1C
HE721C0500
5
200
3.75
0.5
14
SPDT-CO
See Table 2
Column 2
Figure 1
HE721C1200
12
500
8.0
1.0
22
HE721C2400
24
2000
16.0
2.0
44
1C
HE721E0500
5
200
3.75
0.5
14
SPDT-CO
See Table 2
Column 2
Figure 1
HE721E1200
12
500
8.0
1.0
22
HE721E2400
24
2000
16.0
2.0
44
1C
HE721R0500
5
200
3.75
0.5
14
SPDT-CO
See Table 2
Column 2
Figure 1
HE721R1200
12
500
8.0
1.0
22
HE721R2400
24
2000
16.0
2.0
44
2A
HE722A0500
5
200
3.75
0.5
12
DPST-NO
See Table 2
Column 1
Figure 1
HE722A1200
12
500
8.0
1.0
22
HE722A2400
24
2150
16.0
2.0
46
1A
HE751A0500
5
500
3.75
0.5
12
SPST-NO
See Table 2
Column 3
Figure 2
HE751A1200
12
1000
8.0
1.0
31
High Voltage
HE751A2400
24
2150
16.0
2.0
46
Column Number
Contact Type
1
2
3
4
Form A
SPST,DPST
Standard
HE721,HE722 HE721C,E,R
Form C
SPDT-CO
Standard
Form A
SPST
High Voltage
HE751
Form B
SPST-NC
Standard
HE721
Relay Types
CONTACT RATINGS
Contact Hamlin for
specific load/life details Current,Switching
Power,Switching
Watt - max.
Vdc - max.
A - max.
A - max.
10
200
0.5
1.2
5
10
300
0.5
1.2
10
200
0.5
1.2
175
0.25
1.5
Current,Carry
VOLTAGE HOLD-OFF
Across Open Contacts
Contacts to Coil
Coil to E.Shield
Between Isolated Terminals
Vdc - min.
Vac - min.
Vac - min.
Vac - min.
- max.
- min.
- min.
ms - max.
ms - max.
250
500
150
500
200
500
150
N/A
450
2500
N/A
N/A
250
500
N/A
N/A
RESISTANCE
Contact,Initial
Insulation:Across Open Contacts
Between Isolated Terminals
0.150
10
10
10
10
0.200
10
9
10
10
0.150
10
10
10
10
0.150
10
10
10
10
TIMING
Operate Time
Release Time
1.0
1.0
3.0
3.0
1.0
1.0
1.0
1.0
ENVIRONMENTAL
Temperature,Operating
Temperature,Storage
Vibration Resistance
Shock Resistance
°C
°C
G - max.10-2000 Hz.
G - max.11 ms,
1
2
sine
-40 to +85
-40 to +105
20
50
-40 to +85
-40 to +105
20
50
-20 to +85
-40 to +105
20
50
-40 to +85
-40 to +105
20
50
Table 2
HE700 Series
Recognised File #E47258
Electrical and Operating Characteristics
@ 25
C.
INFORMATION PROVIDED ON THIS DATA SHEET IS PROVIDED FOR INFORMATION PURPOSES ONLY AND SHOULD NOT BE RELIED
UPON AS BEING ACCURATE FOR ANY PARTICULAR PURPOSE. Product performance may be affected by the application to which the product
is put. Upon request,HAMLIN will assist purchasers by providing information specific to any particular application. HAMLIN disclaims any and all
liability whatsoever for any purchaser’s reliance upon the information contained on this data sheet without further consultation with authorised
representatives of HAMLIN.