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TRM1-250-3300

According to the pole number of products,the neutral pole(N-pole) of the four-pole breakers has four types
  • TypeA: N-pole without over-current release components, it has been connected all along, and does not act with other three-pole to turn on or off;
  • Type B: N-pole without over-current release components, it could act with other three-pole;
  • Type C: N-pole fixed with over-current release components, it could act with other three-pole;
  • Type D: N-pole fixed with over-current release components, it has been connected all along, and does not act with other three-pole to turn on and off.
Catalogue-Surge Protective Devices

TRM1 series moulded case circuit breaker is a new type product developed and manufactured by Adopting international advanced technology.
It is supplied with rated insulation voltage 800V and used for circuit ofAC 50/60Hz,rated operation voltage is up to 690V,rated operation currentfrom 6A to 1250Afor infrequent changing over and starting of the motors.Equipped with the protection devices for over-current,short circuit and undervoltage,the product is capable of preventing damage of circuitsand supply units.The product complies with GB140048.2 and IEC60947-2 standards.
TRM1 series MCCB has the characteristics of small size,high breaking capacity,short arcing (or no arcing),etc.,making it an ideal product for users.

Model
TRM1
-63
TRM1
-63M
TRM1
-125
TRM1-125M
TRM1-125H
TRM1-250 TRM1-250M
TRM1-250H
Appearance
dimensions
C 85 85 84 84 102 102
E 48 48 50.5 50.5 50 50
F 22 22 22 22 22 22
G 14 14 17.5 17.5 23 23
G1 6.5 6.5 7.5 7.5 11.5 11.5
H 72 72 68 68 86 86
H1 90 90 84 84 110 110
H2 18 18 24 24 24 24
H3 4 4 4 4 4 4
H4 6 6 7 7 5 5
L 135 135 155 155 165 165
L1 235 235 355 355 360 360
L2 117 117 136 136 144 144
W 76 76 90 90 105 105
W1 25 25 30 30 35 35
W2
140
W3 75
A 25 25 30 30 35 35
Installation
dimensions
B 117 117 129 129 126 126
φd 3.5 3.5 4.5×6 4.5×6 5.5 5.5

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