Compact size 2 Form A and
2 Form A 1 Form B 35A power
HE-S RELAYS
relays for energy management
and industrial equipment
TYPICAL APPLICATIONS
Photovoltaic power generation systems (Solar inverter)
Uninterruptible Power Supplies (UPS)
Inverter
Ofce air conditioner
Industrial equipment
RoHS compliant
Protective construction: Flux-resistant type
FEATURES
4
1. High-capacity and long life 35A 277V AC 510 (long life 7. Contact gap (initial)
type) Form A contact: Min. 3.2 mm .126 inch/each contact
Form B contact: Min. 0.7 mm .028 inch
2. Electrical life (resistive load)
Min. 0.5 mm .020 inch (When Form A contact
Form A contact Standard type Long life type
welded)
4 4
35A 277V AC 310 510
5
30A 220V AC 110
8. Mirror contact mechanisms (Compliant with EN60947-4-1
5 5
20A 277V AC 110 210
mirror contact)
3. Compact size and low operating power
Detection of main contact welding makes it possible to
W: 30 L: 36 H: 40 mm W: 1.181 L: 1.417 H: 1.575 inch
construct a safety circuit.
Operating power: 1,880 mW (holding power: 170 mW)
Designed so that Form A contact and Form B contact will
4. Reduced coil holding voltage contributes to saving
not close at the same time.
energy of equipment
When Form A contact welded, Form B contact gap of at
The coil holding voltage can be reduced up to 30%V of the
least 0.5 mm .020 inch is maintained.
* Form B contact, when used to monitor the condition of Form A contact, can be
nominal coil voltage. This equals to operating power of
used exclusively as an auxiliary contact.
approximately 170 mW, which contributes equipment energy
When Form A
savings.
Normal operation
Condi-
contact welded
* Coil holding voltage is the coil voltage after 100 ms from the applied nominal coil
tions
voltage.
Non-excitation Excitation Non-excitation
5. Contact gap: 3.2 mm .126 inch (VDE0126 compliant) Form A Form B Form A Form B Form A Form B
contact contact contact contact contact contact
Compliant with European photovoltaic standard VDE0126
Mirror
Compliant with EN61810-1 2.5 kV surge breakdown voltage contact
mecha-
Welding
(between contacts)
nisms
6. Insulation distance (initial)
Between Form A contact and coil: Min. 11.0 mm .433 inch
(Clearance/Creepage)
Between Form B contact and coil: Min. 3.2 mm .126 inch
(Clearance/Creepage)
Between Form A contact sets: Min. 8.2 mm .323 inch
(Clearance/Creepage)
Between Form A contact and Form B contact: Min. 12.8 mm
.504 inch (Clearance/Creepage)
ASCTB360E 201604-T
1
New
Min. 0.5 mm
Min. .020 inchHE-S (AHES3, 4)
ORDERING INFORMATION
AHES 9
Contact arrangement / Operating function
3: 2 Form A Single side stable type
4: 2 Form A 1 Form B Single side stable type
Contact specifications
1: Standard type
2: Long life type
Terminals form
9: PC board terminal type
Nominal coil voltage (DC)
Part No. 0 1 2 3 5
Nominal coil voltage (V) 6 12 24 48 9
Note: Certified by UL/C-UL and VDE
TYPES
Part No.
Contact arrangement Nominal coil voltage
Standard type Long life type
6V DC AHES3190 AHES3290
9V DC AHES3195 AHES3295
2 Form A 12V DC AHES3191 AHES3291
24V DC AHES3192 AHES3292
48V DC AHES3193 AHES3293
6V DC AHES4190 AHES4290
9V DC AHES4195 AHES4295
2 Form A 1 Form B 12V DC AHES4191 AHES4291
24V DC AHES4192 AHES4292
48V DC AHES4193 AHES4293
Standard packing: Carton: 25 pcs.; Case: 100 pcs.
RATING
1. Coil data
Pick-up voltage Drop-out voltage Nominal operating Nominal operating
Nominal coil Coil resistance Max. applied voltage
(at 20C 68F) (at 20C 68F) current power
voltage [10%] (at 20C 68F) (at 55C 131F)
(Initial) (Initial) [10%] (at 20C 68F) (at 20C 68F)
6V DC 313mA 19.1
110%V of nominal
9V DC 209mA 43.1
75%V or less of 5%V or more of ON: 1,880mW coil voltage
12V DC 157mA 76.6
1
nominal voltage nominal voltage Holding: 170mW* 150%V of nominal
24V DC 78mA 306.4 2
coil voltage*
48V DC 39mA 1,225.5
Notes: *1. With 30%V coil holding voltage
*2. With no more than 24 hours per time with non-consecutive voltage application time.
ASCTB360E 201604-T
2