BS ISO 19072-4:2019 Road vehicles. Connection interface for pyrotechnic devices, two-way and three-way connections Pyrotechnic device and harness connector assembly. type 2

Air bags (vehicle safety)
Passenger restraint systems
Dimensions
Electric contacts
Restraint systems (protective)
Road vehicle components
Colour codes
Electric connectors
Road vehicles
Electrical components
Electrical connections
Pyrotechnics
Safety devices

Link: BS ISO 19072-4:2019 Road vehicles. Connection interface for pyrotechnic devices, two-way and three-way connections Pyrotechnic device and harness connector assembly. type 2
Source: BSI Standards