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Data is subject to errors and technical modifications.
Enclosed MCCBs
Technical Data
Commercial
Distribution
Interface Characteristics
JG44BM, JG45BM,
JG46BS, JG47BS
JG48BM, JG50BS,
JG49BM, JG51BS
JG36BM, JG37BM,
JG40BM, JG42BS,
JG41BM, JG43BS JG37BR, JG38BR JG45BR
Rated & operational voltage (U n / U e
)
415V a.c. 50Hz
Rated insulation voltage (U i )
690V a.c. 50Hz
Rated impulse withstand voltage (U imp
)
6kV
Rated current of the Assembly (I nA
)
400A
630A
JG36BM, JG37BBM
-160A
JG40BM, JG42BS,
JG41BM, JG43BS
- 250A
JG37BR
- 160A
JG38BR
- 200A
375A
Rated conditional short-circuit current of
the assembly (I cc
)*
50kA
25kA
50kA
Rated peak withstand current (I pk
)
105kA
52.5kA
105kA
Standards - Enclosed MCCB assembly BS EN 61439-2
Standards - MCCB only
BS EN 60947-2
Rated frequency (fn)
50 Hz
Pollution degree
3
Types of system earthing for which the
ASSEMBLY is designed
TNC-S, TN-S and TT when installed in an electrical system conforming to BS 7671
Intended locations
Indoor use only
Stationary assembly external design
Wall mounted
Degree of protection
IP30 with cover fitted
Intended use
Skilled persons only
Electromagnetic compatibility (EMC)
classification
EMC Environment B
External design
Wall-mounted, surface type, enclosed assembly.
Mechanical impact protection
IK05
Form of seperation
Form 2a
Connection of functional unit:
Incoming/outgoing circuit protection
F (fixed)
Incoming Line Terminal(s)
M10 Bolt
M12 Bolt
M8 Socket Cap Screw
M10 Bolt
Incoming Neutral Terminal
M10 Bolt
JG37BM, JG41BM,
JG43BS -
M8
Socket Cap Screw
JG36BM, JG40BM,
JG42BS
- M10 Bolt
M8 Socket Cap
Screw
M10 Bolt
Enclosure Earth Stud
M10
M12
M8
M10
Enclosed MCCB (63A - 125A)
Characteristics
Series
JG25BM, JG26BM, JG27BM, JG27BR, JG28BM, JG29BM,
JG30BM, JG31BM, JG32BM, JG33BM, JG30BR, JG34BS,
JG35BS
MCCB
63A to 125A MCCB
MCCB + RCCB Add on block
63A & 100A
Voltage rating in AC
240 / 415 V
IP Protection
IP3X
Enclosure body type
Steel
Enclosure paint type
Powder coat Grey white BS 4800 00A01
Terminal Connection capacity
Maximum terminal capacity
95mm²
Enclosure earth stud
M8
Installation
Mounting
Wall