WLM7HU-400-3300 3P solar type Molded Case Circuit Breaker 800V mccb 800VAC/1000VAC/1140VAC 400A 3 Poles
MCCB Highlights
Microprocessor releases
Wide range of overload setting starting from 0.25In
·Neutral overload protection
·Short circuit setting with delay or instantaneous optiono Inbuilt Earth fault Protection
·Adjustable instantaneous Setting
·Thermal Memory with option of Defeat
·Provision for release testing
·Separate LEDs each for Overload,Short Circuit,Instantaneous and Earth fault Indication
Main performance index of WLM7HU series circuit breaker
WLM7HU Moulded Case Circuit Breaker |
400 | ||||||||||||
Rated operating current In (A),40℃ |
250-315-350-400 | ||||||||||||
Rated insulation voltage Ui (V) | 1250 | ||||||||||||
Rated impulse withstand voltage (kV) | 12 | ||||||||||||
Rated operational voltage Ue(V),AC 50/60Hz | 415/690/800/1000/1140v
|
||||||||||||
Breaking capacity code | - | M | H | ||||||||||
Number of poles |
3P |
- | ■ | ■ | |||||||||
AC415V | - | - | 100 | ||||||||||
AC690V | - | 60 | 65 | ||||||||||
Rated ultimate
short-circuit breaking
capacity Icu(kA)
|
AC800V | - | 50 | 50 | |||||||||
AC1000V | - | 20 | 25 | ||||||||||
AC1140V | - | 15 | 20 | ||||||||||
AC415V | - | - | 100 | ||||||||||
AC690V | - | 60 | 65 | ||||||||||
Rated service breaking
capacity Ics(kA)
|
AC800V | - | 37.5 | 50 | |||||||||
AC1000V | - | 15 | 20 | ||||||||||
AC1140V | - | 15 | 15 | ||||||||||
Standard | |||||||||||||
Utilization category | A | ||||||||||||
Ambient temperature | |||||||||||||
Safety of insulation | ■ | ||||||||||||
Arcing distance | 0 | ||||||||||||
Mechanical life
(CO recycle)
|
Maintenance free | 15000 | |||||||||||
Electrical life
(CO recycle)
|
Maintenance free | 1000-5000 | |||||||||||
Release units | |||||||||||||
Distribution protection |
TM | ■ | |||||||||||
Mounting and connection | |||||||||||||
Fixed |
Front connection | ■ | |||||||||||
Rear connection | ■ | ||||||||||||
Plug-in |
Front connection | ■ | |||||||||||
Rear connection | ■ | ||||||||||||
Draw-out | Front connection | - | |||||||||||
Rear connection | - | ||||||||||||
DIN rail |
Front connection | - | |||||||||||
Dimension | |||||||||||||
Dimension (mm)
W×H×D
|
Width | 150 | |||||||||||
Height | 257 | ||||||||||||
Depth | 125.8 | ||||||||||||
Weight | |||||||||||||
Weight(kg)/Fixed |
3P | 5.8 |
Overall and installation dimensions of circuit breaker
010203040506