Wago

787-2861/108-020

Electronic circuit breaker; 1-channel; 24 VDC input voltage; adjustable 1 … 8 A; Signal contact
787-2861/108-020
787-2861/108-020
787-2861/108-020
787-2861/108-020
787-2861/108-020
787-2861/108-020
787-2861/108-020
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A total of 1,319 Parts In-Stock from 13 Distributors

Safety And Protection

Isolation voltage (connectors – housing)
DC 0.5 kV
Protection class
III
Protection type
IP20; per EN 60529
Reverse voltage protection
No
Pollution degree
2
Transient suppression (primary)
Suppressor diode (33 V)
Parallel operation of single channels
Not permitted
Series operation
No
MTBF
1,262,142 h (per MIL-HDBK-217F2)

Environmental Requirements

Ambient temperature (operation)
-25 … +70 °C (Device starts at −40 °C (type-tested); derating must be observed)
Ambient temperature (storage)
-40 … +85 °C
Relative humidity
10 … 95 % (no condensation permissible)
Derating
See instruction manual

Connection Data

Number of jumper slots
8
Connection technology
Push-in CAGE CLAMP®
WAGO connector
WAGO 857 Series
Solid conductor
0.08 … 2.5 mm² / 28 … 14 AWG
Fine-stranded conductor
0.34 … 2.5 mm² / 22 … 14 AWG
Strip length
9 … 10 mm / 0.35 … 0.39 inches

Signaling And Communication

Signaling
1 x Status LED (green/yellow/red/blue/violet) || 1 x Control input || 1 x Active signal output (Ui, max. 4 mA)
Operation status indicator
Green LED (channel OK) || Red LED (tripped channel)
Remote input
18 … 30 VDC signal, switches on/off and resets the channel

Physical Data

Width
6 mm / 0.236 inches
Height from upper-edge of DIN-rail
97.8 mm / 3.85 inches
Depth
94 mm / 3.701 inches

Material Data

Fire load
0.000 MJ
Weight
37.000 g

Input

Nominal input voltage Ui nom
DC 24 V
Input voltage range
DC 18 … 30 V

Output

Total number of channels (module)
1
Nominal output voltage Uo nom
1 x DC 24 V
Output voltage range
DC 18 … 30 V (Ue − voltage drop)
Voltage drop
≤ 25 mV (8 A)
Nominal output current Io nom
1 x 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 A (adjustable)
Default setting
DC 1 A; switched off
Switch-on capacity
> 50000 µF per channel
Switch-on behavior
Time-delayed channel switching (load-dependent, min. 170 ms/max. 500 ms)
Active current limitation
No

Standards And Specifications

Conformity marking
CE
Standards/specifications
EN 61000-6-2 || EN 61000-6-3 || UL 61010-2-201 || DNV

Mechanical Data

Mounting type
DIN-35 rail

Specifications

Product Group Code
0006

Commercial Data

Packaging type
Bag
Country of origin
CN
GTIN
4066966213348
Customs tariff number
85363010900

Efficiency/Power Losses

Power loss Pl
≤ 0.36 W
Efficiency (typ.)
96 %

<B>Circuit Protection</B>

Internal fuse
T 15 A

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