DHVC300 Series

HVDC Contactor 500A / 1000VDC

2

Specifications are subject to change without notice. E&OE.

See website for contact details: www.durakool.com

DHVC300 14-Mar-25KS

Coil Data (with PWM economiser)

Table 1

Coil code

Nominal voltage

(V DC) Us

Coil operating

range

(V DC)

Must operate

voltage max.

(V DC)

Must release

voltage

(V DC)

Starting current

(A)

Maintain (hold)

current

(A)

1236

9 ~ 36

9 ~ 36

8 ~ 9

5.5 ~ 7.0

2.4A @ 12V

2.0A @ 24V

0.18 @ 12V

0.09 @ 24V

3295

32 ~ 95

32 ~ 95

29 ~ 31

23 ~ 25

1.3A

0.03 @ 48V

PWM Coil economiser: no additional coil surge suppression required. Coil terminals are polarized.

Coil Data (Twin coil economiser)

Table 2

Coil code

Nominal voltage

(V DC) Us

Coil operating

range

(V DC)

Must operate

voltage max.

(V DC)

Must release

voltage

(V DC)

Starting current

(A)

Power dissipation

(W)

D012

12

9 ~ 16

9.00

1.2

3.8

6

D024

24

18 ~ 32

18.00

2.4

1.9

6

Electrical performance

Fig. 1

Electrical life: Resistive load, non-polarized

Carry current (A) vs Time (seconds)

Connection Diagram

Fig. 2

Optional “Mini-fit” Connector

Fig. 3

Connector for coil & auxilary contact (x2)

1 = Coil lead terminal +ve (red)

2 = Coil lead terminal -ve (black)

Auxilary contact leads = white

Fitted socket type: SM-2A-HW

Fitted terminal type: SMY-HW

Dimensions in mm

Observe coil polarity.

Current (A)

Current (A)

100000

10000

1000

100

10

Recommended conductor size of 120mm2 and terminal temperature rise maximum in accordance with ISO (EN) 60947.1 70⁰C.

Carry current is highly dependent upon conductor size.

Life estimates are based on tests and extrapolated data|.

The user is advised to confirm the performance in their application.