Description

Schneider G12E3F16 | Circuit breaker, GoPact MCCB 125, 3 poles, 15kA at 415VAC, 16A rating, TMD trip unit, fixed thermal protection

Description

The Schneider Electric G12E3F16 is a molded case circuit breaker (MCCB) from the GoPact 125 range, designed to provide reliable protection for low-voltage electrical distribution systems. It features a three-pole configuration and a rated current of 16A, ensuring protection for small to medium electrical circuits. The breaker includes a fixed thermal-magnetic (TMD) trip unit, which offers overload and short-circuit protection. With a breaking capacity of 15kA at 415VAC, it guarantees dependable performance in demanding commercial or industrial environments. The unit is fixed-mounted, compact in size, and built for long-term operation with high mechanical endurance.

Technical Specifications and Features

Product range: GoPact MCCB 125 series

Type: Molded Case Circuit Breaker (MCCB)

Number of poles: 3 poles

Rated current (In): 16 amperes

Rated operational voltage (Ue): 415 volts AC, 50/60 hertz

Breaking capacity (Icu): 15 kiloamperes at 415 volts AC

Trip unit type: Thermal-Magnetic (TMD)

Thermal protection: Fixed thermal setting at 1 × In (non-adjustable)

Magnetic protection: Fixed instantaneous setting to protect against short circuits

Utilization category: Category A (standard breaking without delay)

Mounting type: Fixed installation (non-withdrawable)

Dimensions (approximate): Width 75 mm, Height 130 mm, Depth 60 mm

Weight: Around 0.7 kilograms

Standards: Complies with IEC/EN 60947-1 and IEC/EN 60947-2

Operating temperature: Suitable for standard ambient conditions up to 40°C

Material and build: High-quality insulated molded housing with robust internal contacts for durability

Applications

Used in commercial, industrial, and residential electrical panels to protect circuits against overloads and short circuits.

Ideal for three-phase distribution boards in lighting, HVAC, or machinery control systems.

Commonly installed in sub-distribution boards, feeders, and small motor control centers.

Suitable for fixed installations where adjustable protection is not required.

Excellent for cost-sensitive projects that still require reliable and certified circuit protection.

Additional information

brand

Schneider Electric

Specifications

Main
Range of product GoPact MCCB
Product or component type Circuit breaker
Product name GoPact MCCB 125
Device application Distribution
Poles description 3P
Protected poles description 3D
[In] rated current 16 A at 40 °C
[Ue] rated operational voltage 415 V AC 50/60 Hz conforming to EN/IEC 60947-2
Suitability for isolation Yes conforming to EN/IEC 60947-2
Utilisation category Category A
[Icu] rated ultimate short-circuit breaking capacity 15 kA Icu at 380/415 V AC 50/60 Hz conforming to EN/IEC 60947-2 25 kA Icu at 220/230 V AC 50/60 Hz conforming to EN/IEC 60947-2
Performance level E 15 kA 380/415 V AC
Trip unit name TM-D
Trip unit technology Thermal-magnetic
Trip unit protection functions LI
Control type Toggle
Circuit breaker mounting mode Fixed
Complementary
[Ui] rated insulation voltage 440 V AC conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage 6 kV conforming to EN/IEC 60947-2
[Ics] rated service short-circuit breaking capacity 15 kA at 380/415 V AC 50/60 Hz conforming to EN/IEC 60947-2 25 kA at 220/230 V AC 50/60 Hz conforming to EN/IEC 60947-2
Mechanical durability 30000 cycles
Electrical durability 8000 cycles at 415 V In
Power dissipation per pole 18.7 W
Mounting support Backplate
Mounting position Horizontal and vertical Flat on the back
Upside connection Front
Downside connection Front
Connection terminals screw terminals
Connection pitch 25 mm
Protection type L : for overload protection (thermal) I : for short-circuit protection (magnetic)
Trip unit rating 16 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection) Fixed
[Ir] long-time protection pick-up adjustment range 1 x In
Long-time protection delay adjustment type tr Fixed
Instantaneous protection pick-up adjustment type Ii Fixed
[Ii] instantaneous protection pick-up adjustment range 320 A
Width (W) 75 mm
Height (H) 130 mm
Depth (D) 60 mm
Net weight 0.7 kg
Colour Grey (RAL 7035)
Environment
Standards EN/IEC 60947-1 EN/IEC 60947-2 EN/IEC 60947-2 Annex H
Overvoltage category III
Pollution degree 3 conforming to IEC 60664-1
IP degree of protection IP20 conforming to IEC 60529
Ambient air temperature for operation -20…55 °C
Ambient air temperature for storage -35…85 °C
Operating altitude 0...2000 m without derating 2000...5000 m with derating
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 12.4 cm
Package 1 Width 8.5 cm
Package 1 Length 13.9 cm
Package 1 Weight 908 g
Unit Type of Package 2 S02
Number of Units in Package 2 8
Package 2 Height 15 cm
Package 2 Width 30 cm
Package 2 Length 40 cm
Package 2 Weight 7.579 kg
Unit Type of Package 3 P06
Number of Units in Package 3 128
Package 3 Height 75 cm
Package 3 Width 60 cm
Package 3 Length 80 cm
Package 3 Weight 129.764 kg

Reviews (0)

Be the first to review “Schneider G12E3F16 | Circuit breaker, GoPact MCCB 125, 3 poles, 15kA at 415VAC, 16A rating, TMD trip unit, fixed thermal protection”

Your email address will not be published. Required fields are marked *

Reviews

There are no reviews yet.

Product was successfully added to your cart!

Select at least 2 products
to compare