Product Model

787-3861/100-000

In Stock
Last updated: 2025/7/18
wago 787-3861/100-000

Key Features

  • 1Compact and efficient, perfect for tight spaces.
  • 2Safely trips in the event of an overload or short circuit.
  • 3Customizable status signal for single or group messages.
  • 4Reset and switch on/off via remote input or local switch.
  • 5Power loss ≤ 0.4 W (no load) with an efficiency of 98%.
Product Details
787-3861/100-000
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Note
The device is designed for use in SELV circuits.
Isolation voltage (connectors – housing)
DC 1.5?kV
Protection class
III
Protection type
IP20; per EN 60529
Reverse voltage protection
No
Transient suppression (primary)
Suppressor diode (33 V)
Parallel operation of single channels
Not permitted
Series operation
No
MTBF
1,168,394 h
Number of jumper slots
8
Connection technology
Push-in CAGE CLAMP?
WAGO connector
WAGO 857 Series
Solid conductor
0.08 … 2.5?mm2?/ 26 … 14?AWG
Fine-stranded conductor
0.34 … 2.5?mm2?/ 22 … 14?AWG
Strip length
9 … 10?mm?/ 0.35 … 0.39?inches
Note (conductor cross-section)
Depending on the output current, use the conductor cross-sections tested and approved by UL:26 … 14 AWG (0.5 A);24 … 14 AWG (1 A)
Width
6?mm?/ 0.236?inches
Height
94 mm / 3.701 inches
Depth from upper-edge of DIN-rail
97.8 mm / 3.85 inches
Mounting type
DIN-35 rail
Fire load
0.631MJ
Weight
55.6g
Ambient temperature (operation)
-25 … +70 °C
Ambient temperature (storage)
-40 … +85 °C
Relative humidity
10 … 95?% (no condensation permissible)
Derating
No derating
Operating altitude
≤ 2000 m (a.s.l.)
Conformity marking
CE; UKCA
Standards/specifications
EN 61000-6-2
ETIM 9.0
EC001440
ETIM 8.0
EC001440
ECCN
NO US CLASSIFICATION
PU (SPU)
1 pcs
Packaging type
Bag
Country of origin
IN
Customs tariff number
85363010900
CAS-No.
11120-22-2
REACH Candidate List Substance
Diboron trioxide
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
6(c)
SCIP notification number (Austria)
9e067f59-577d-4cfb-8b69-04df1b193138
SCIP notification number (Belgium)
a917f448-f4b2-4ea1-a678-678ebc4b93ef
SCIP notification number (Bulgaria)
34f9cdb2-b53b-49f1-a947-7641bd1eed82
SCIP notification number (Czech Republic)
04616c3f-ac9f-4f17-a537-4789d7e8165f
SCIP notification number (Denmark)
1b2c0c5d-4143-4d8b-b5e7-02a050298f2e
SCIP notification number (Finland)
10c1551d-b458-47cd-bbc4-b81ec6f05b40
SCIP notification number (France)
40f30069-59d8-4b3e-8328-48c0b37004ae
SCIP notification number (Germany)
854b209f-d3ab-406b-828a-9d454d8dfc60
SCIP notification number (Hungary)
c2f1f72a-0608-410c-8617-9305b2782cf5
SCIP notification number (Netherlands)
36aa65d4-861b-445a-ac3d-8becee207236
SCIP notification number (Poland)
f10033e6-a0d4-4526-bc57-b3dc8a2ce172
SCIP notification number (Romania)
cadcbf5e-8105-4fae-ab85-9d3a6691bb41
SCIP notification number (Sweden)
3c1a8af4-1e6c-46f6-9fa6-da05f95c7f9d
Nominal input voltage [V]
DC?24?V
Input voltage range
DC 18 … 30 V
Number of Channels
1
Nominal output voltage [V]
1 x DC?24?V
Output voltage range
DC 18 … 30?V?(Ue? voltage drop)
Voltage drop
≤?80?mV
Nominal output current I<sub>o nom</sub>
1 x 1?A (fixed setting)
Default setting
switched off
Trip time
4 ms … 100 s (load-dependent)
Switch-on capacity
>?50000?μF?(see instruction manual)
Switch-on behavior
Time-delayed channel switching (load-dependent, min. 0 ms/max. 500 ms)
Signaling
1 x Status LED (green/yellow/red)
Operation status indicator
Green LED (channel OK)
Remote input
1 x Control input (15 … 30 VDC (active high); 0 … 5 VDC (active low); max. 0.015 A)
Power loss P<sub>l</sub>
≤ 0.4 W (no load)
Efficiency (typ.)
98?%
Internal fuse
T 8 A
Overvoltage category
II
Pollution degree
2

Specifications may be subject to change without notice