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YCM7 Series MCCB

Product Features

1. Miniaturization design
Product volume miniaturization can meet the customer's personality needs of the product installation size.
2. Size uniform
The same shell level, different breaking capacity (S, M), different functions (air, leakage) product installation size is completely consistent.
3. The function of the reasonable parameter setting
Circuit breaker can realize long-time delay overload inverse time, short circuit instantaneous action protection functions such as parameter setting, users can set their own protective properties required, the distribution network is used in the circuit breaker on the lower level with more reasonable.

Suitable Working Encironment and Mstallation Condition

1. Altitude less than 2000m
2. Ambient medium temperature is from -5℃ to +40℃ (+45℃ for shipping product)
3. Humidity resistance
4. Bacteria resistance
5. Nuelear radiation resistance
6. Max lean degree is 22.5 degree.
7. Can operate normally when it comes to vibrataion of ship.
8. Can operate normally when it comes to earthquake(4g).
9. The medium should be no risk of blasting and can't erode the metal and damage
10. insulating gas as well as conductive dust.
11. Work in the places where is no rain and snow.

 

Type Frame lnm Breaking capacity lcu/lcs(kA) Operation Poles
YCM7 125 M p 4
MCCB 125, 160, 250, 630, 800 Remark:125 Frame upgrade from 63   160 Frame upgrade from 125 250 Frame upgrade from 225 630 Frame upgrade from 400 125,160,250,400,630,000 S2024/8/15,25/18,25/18,35/25 M---50/35 50/35 50/35 P: Motor-driven Z: Rotory handle W: Direct 3: 3P 4: 4P
             
Tripping mode and inner accessory Rated current(A) Application Option for 4P MCCB      
300 125A 2 A      
First figure means tripping unit way2: Only with magnetic release3: Thermal release+,magnetic release body Remark:The last two figures means accessory code (see accessories list) 125    63, 80, 100, 125 160    63, 80, 100, 125, 140,160 250    100, 125, 140, 160, 180,200, 225, 250 400    250, 315, 350, 400 630    500, 630 800    500, 630, 700, 800 1. Power distribution 2. Motor-protection A: N pole without protection,N poleis always ON B: N pole without protection,N pole makes with the other three poles      
             
Accessory voltage Motor-driven operation voltage Connection With the connection  
plate or not  
Q1 D1 Q 2  
UVT Q1: AC220V Q2: AC240V Q3: AC380V Q4: AC415V Shunt F1: AC220V F2: AC380V F3: AC110V  F4: DC24V Auxiliary J1: AC125V J2: AC250V J3: DC125 J4: DC24V DC3 D5: AC220V D6: AC110V D7: DC220V D8: DC110V D9: AC110~240V D10: DC100~220V Q: Front H: Rear C: Plug-in 1: not 2: yes