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Alstom MMLB01 MMLG Test Block
Specifications
Part Number
MMLB01
Product Type
MMLG Test Block
Voltage Rating
Up to 300V AC or DC continuous
Current Rating
20A continuously or up to 400A for 1 second
Socket Configuration
28 × 4 mm Sockets
Compatibility
Accepts 4 mm Stackable Plugs
The Alstom MMLG01 Test Block is a precision engineered test and isolation module used in power system
protection schemes and industrial control systems. It belongs to the MMLG series of test blocks and is designed
to work together with the MMLB01 multi‑finger test plug. When the MMLB01 plug is inserted into the block, it
safely interrupts the internal circuits of protective relays, enabling monitoring, isolation, and secondary injection
testing without disturbing the existing wiring.
Product Applications
Power Industry: Widely used for load management, equipment monitoring, and system optimization.
Petrochemical Facilities: Instrumental in process , specifically for controlling flows, pressures, and
temperatures.
General : Applied in various sectors to enhance system integration and operational reliability
Claim Your Extra Discount: Contact Sales Manager Lisa Lin for Details
:+86 18965423501
:sales7@amikon.cn 


:AMKPLC
Our Service
Service: 24/7,Professional team always here to support you.
Warranty:12 month
Delivery time: Shipped in 3 days after payment.
Payment Term: T/T
Package: Original packing with cartons.
Major Business
● Distributed control system (DCS)
● Remote input / output module (RTU)
● Industrial PC (IPC)
● Industrial low-frequency screen
● Lowcapacity hard drives for industrial use SCSI (50,68,80Pin)
● AnyBus (Gateway)
● Human-machine interface
● Industrial control related ancillary products
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