1-conduit

Slow-action

1NC/1NO

M20

D4NS-4AF

2NC

M20

D4NS-4BF

2NC/1NO

M20

D4NS-4CF

3NC

M20

D4NS-4DF

Slow-action MBB contact

1NC/1NO

M20

D4NS-4EF

2NC/1NO

M20

D4NS-4FF

Horizontal mounting

D4DS-K1

Vertical mounting

D4DS-K2

Adjustable mounting (horizontal)

D4DS-K3

Adjustable mounting
(horizontal/vertical)

D4DS-K5

Degree of protection

IP67 (EN60947-5-1) (This applies for the switch only. The degree of protection for the key hole is IP00.)

Durability 1

Mechanical

1,000,000 operations min.

Electrical

500,000 operations min. for a resistive load of 3 A at 250 VAC

300,000 operations min. for a resistive load of 10 A at 250 VAC

Operating speed

0.05 to 0.5 m/s

Operating frequency

30 operations/minute max.

Direct opening force 2

60 N min.

Direct opening travel 2

10 mm min.

Minimum applicable load

Resistive load of 1 mA at 5 VDC (N-level reference value)

Protection against electric shock

Class II (double insulation)

Pollution degree (operating environment)

3 (EN60947-5-1)

Contact gap

2×2 mm min

Conditional short-circuit current

100 A (EN60947-5-1)

Rated open thermal current (Ith)

10 A (EN60947-5-1)

Ambient temperature

Operating: -30°C to 70°C with no icing