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Features
50.12
PCB Relay with forcibly guided contacts
according to EN 50205 type B
2 CO contacts *
• High physical separation between adjacent
contacts
• Cadmium Free contact materials
• 8 mm, 6 kV (1.2/50 µs) isolation, coil-contacts
• Flux proof: RT II
• 2 Pole 8 A
• 5 mm pinning
• PCB mounting
29 12.4
A1 12 11 14
A2 22 21 24
0.4 1
55
*According to EN 50205 only 1 NO and 1 NC
(11-14 and 21-22 or 11-12 and 21-24) shall be
used as forcibly guided contacts.
2.5 20 6
29
FOR UL HORSEPOWER AND PILOT DUTY RATINGS
SEE “General technical information” page V
Copper side view
Contact specification
Contact configuration
2 CO (DPDT)
Rated current/Maximum peak current
A
8/15
Rated voltage/Maximum switching voltage V AC
250/400
Rated load AC1
VA 2,000
Rated load AC15 (230 V AC)
VA
500
Single phase motor rating (230 V AC) kW
0.37
Breaking capacity DC1: 30/110/220 V A
8/0.65/0.2
Minimum switching load
mW (V/mA)
300 (5/5)
Standard contact material
AgNi
Coil specification
Nominal voltage (UN)
V AC (50/60 Hz)
—
V DC 5 - 6 - 12 - 24 - 48 - 60 - 110 - 125
Rated power AC/DC
VA (50 Hz)/W
—/0.7
Operating range
AC (50 Hz)
—
Holding voltage
Must drop-out voltage
Technical data
DC
AC/DC
AC/DC
(0.75…1.2)UN
—/0.4 UN
—/0.1 UN
Mechanical life AC/DC
cycles
—/10 · 106
Electrical life at rated load AC1
cycles
100 · 103
Operate/release time
ms 10/4
Insulation between coil and contacts (1.2/50 µs) kV
6 (8 mm)
Dielectric strength between open contacts V AC
1,500
Ambient temperature range
°C –40…+70
Environmental protection
RT II
Approvals (according to type)
50 Series - Safety relay 8 A
1
www.DataSheet4U.com
50 Series - Safety relay 8 A
Ordering information
Example: 50 series safety relay, 2 CO (DPDT) 8 A contacts, 24 V DC coil.
ABCD
5 0.1 2.9.0 2 4.1 0 0 0
Series
Type
1 = PCB - 5 mm pinning
No. of poles
2 = 2 pole 8 A
Coil version
9 = DC
Coil voltage
See coil specifications
A: Contact material
1 = Standard AgNi
4 = AgSnO2
5 = AgNi + Au (5 µm)
B: Contact circuit
0 = CO (DPDT)
D: Special versions
0 = Flux proof (RT II)
C: Options
0 = None
Selecting features and options: only combinations in the same row are possible.
Preferred selections for best avaliability are shown in bold.
Type Coil version A
BC D
50.12
DC
1-4-5
0
0
0
Technical data
Insulation according to EN 61810-1:2004
Nominal voltage of supply system
V AC
Rated insulation voltage
V AC
Pollution degree
Insulation between coil and contact set
Type of insulation
Overvoltage category
Rated impulse voltage
kV (1.2/50 µs)
Dielectric strength
V AC
Insulation between adjacent contacts
Type of insulation
Overvoltage category
Rated impulse voltage
kV (1.2/50 µs)
Dielectric strength
V AC
Insulation between open contacts
Type of disconnection
Dielectric strength
V AC/kV (1.2/50 µs)
Conducted disturbance immunity
Burst (5...50)ns, 5 kHz, on A1 - A2
Surge (1.2/50 µs) on A1 - A2 (differential mode)
Other data
Bounce time: NO/NC
ms
Vibration resistance (5…55)Hz: NO/NC
g
Shock resistance NO/NC
g
Power lost to the environment
without contact current
W
with rated current
W
Recommended distance between relays mounted on PCB
mm
230/400
250
3
Reinforced (8 mm)
III
6
4,000
Basic
III
4
2,500
Micro-disconnection
1,500/2.5
EN 61000-4-4
EN 61000-4-5
2/10
20/2
20/5
0.7
1.2
≥5
400
2
level 4 (4 kV)
level 3 (2 kV)
2
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